Fritz Köster

Fritz Köster

Institutdirektør

DTU AQUA
Institut for Akvatiske Ressourcer

Ledelsessekretariatet

Danmarks Tekniske Universitet

Kemitorvet

Bygning 201, rum 254

2800 Kgs. Lyngby

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2019
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Benchmark Workshop on Baltic Cod Stocks (WKBALTCOD2)

Orio, Alessandro ; Karpushevskaia, Anastasiia ; Nielsen, Anders ; Sundelöf, Andreas ; Berg, Casper Willestofte ; Albertsen, Christoffer Moesgaard ; Stralka, Conrad ; Vitale, Francesca ; Schade, Franziska ; Köster, Fritz ; Olesen, Hans Jakob ; Strehlow, Harry Vincent ; Sande, Hege ; Mosegaard, Henrik ; Horbowy, Jan ; Behrens, Jane ; Hjelm, Joakim ; Lövgren, Johan ; Tomkiewicz, Jonna ; Hüssy, Karin ; McQueen, Kate ; Brander, Keith ; Nielsen, Kåre Nolde ; Weltersbach, Marc Simon ; Ruciński, Marcin ; Eero, Margit ; Pierce, Maria ; Plambech Ryberg, Marie ; Storr-Paulsen, Marie ; Plikshs, Maris ; Cardinale, Massimiliano ; Bryan, Meaghan ; Andersen, Michael ; Casini, Michele ; Bergenius, Mikaela ; Mion, Monica ; Höglund, Nils ; Linke, Sebastian ; Carlshamre, Sofia ; Larsson, Staffan ; Haase, Stefanie ; Krumme, Uwe ; Trenkel, Verena ; Gertseva, Vladlena ; Amosova, Viktoriia ; Cormon, Xochitl ; Heimbrand, Yvette

Type: Report

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.17895/ices.pub.4984

 

Designing spawning closures can be complicated: Experience from cod in the Baltic Sea

Eero, Margit ; Hinrichsen, Hans-Harald ; Hjelm, Joakim ; Huwer, Bastian ; Hüssy, Karin ; Köster, Friedrich W. ; Margonski, Piotr ; Plikshs, Maris ; Storr-Paulsen, Marie ; Zimmermann, Christopher
in: Ocean & Coastal Management, vol: 169, pages: 129-136

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1016/j.ocecoaman.2018.12.018

2018
 

Application of the egg production method to estimate stock trends and spawning stock biomass of Eastern Baltic cod

Köster, Fritz ; Huwer, Bastian ; Kraus, Gerd ; Diekmann, Rabea ; Eero, Margit ; Makarchouk, Andrei ; Orey, Serra ; Dierking, Jan ; Margonski, Piotr ; Hermann, Jens Peter ; Tomkiewicz, Jonna ; Oesterwind, Daniel ; Kotterba, Paul ; Teschner, Eske ; Voss, Rudiger
Presented at:
ICES Annual Science Conference 2018

Type: Conference abstract for conference

Status: Published     |    År: 2018

2017
 

Changes in reproductive life history and resource allocation impacting population dynamics of Baltic cod

Tomkiewicz, Jonna ; Huwer, Bastian ; Cordón, Carla Tatiana Franco ; Storr-Paulsen, Marie ; Eero, Margit ; Köster, Fritz
Presented at:
BONUS symposium: Science delivery for sustainable use of the Baltic Sea living resources

Type: Conference abstract for conference

Status: Published     |    År: 2017

 

Do spatio-temporal spawning closures promote the recovery of cod in the Baltic Sea?

Eero, Margit ; Hinrichsen, H. H. ; Huwer, Bastian ; Köster, Fritz ; Mosegaard, Henrik ; Storr-Paulsen, Marie
Presented at:
BONUS symposium: Science delivery for sustainable use of the Baltic Sea living resources

Type: Conference abstract for conference

Status: Published     |    År: 2017

 

Eastern Baltic cod recruitment revisited—dynamics and impacting factors

Köster, Fritz ; Huwer, Bastian ; Hinrichsen, Hans-Harald ; Neumann, Viola ; Makarchouk, Andrei ; Eero, Margit ; Dewitz, Burkhard V. ; Hüssy, Karin ; Tomkiewicz, Jonna ; Margonski, Piotr ; Temming, Axel ; Hermann, Jens-Peter ; Oesterwind, Daniel ; Dierking, Jan ; Kotterba, Paul ; Plikshs, Maris
in: ICES Journal of Marine Science, vol: 74, issue: 1, pages: 3-19

Type: Review (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1093/icesjms/fsw172

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Fish egg predation by Baltic sprat and herring: do species characteristics and development stage matter?

Neumann, Viola ; Köster, Fritz ; Eero, Margit
in: Canadian Journal of Fisheries and Aquatic Sciences, vol: 75, issue: 10, pages: 1626-1634

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1139/cjfas-2017-0105

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Quantifying predation on Baltic cod early life stages

Neumann, Viola ; Schaber, Matthias ; Eero, Margit ; Böttcher, Uwe ; Köster, Fritz
in: Canadian Journal of Fisheries and Aquatic Sciences, vol: 74, issue: 6, pages: 833-842

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1139/cjfas-2016-0215

 

Trophic interactions in the Baltic Sea: Clupeid predation on cod early life stages

Neumann, Viola ; Köster, Fritz ; Eero, Margit ; Schaber, Matthias
Presented at:
ICES Annual Science Conference 2017

Type: Conference abstract for conference

Status: Published     |    År: 2017

 

Trophic interactions in the Baltic Sea: Clupeid predation on cod early life stages

Neumann, Viola ; Köster, Fritz ; Eero, Margit ; Schaber, Matthias
Presented at:
BONUS symposium: Science delivery for sustainable use of the Baltic Sea living resources

Type: Conference abstract for conference

Status: Published     |    År: 2017

2016
 

Baltic cod recruitment – the impact of changing environmental conditions

Köster, Fritz ; Huwer, Bastian ; Hinrichsen, Hans-Harald ; Neumann, Viola ; Makarchouk, Andrej ; Eero, Margit ; von Dewitz, Burkhard ; Tomkiewicz, Jonna ; Hüssy, Karin ; Plikshs, Maris
Presented at:
World Fisheries Congress

Type: Paper

Status: Published     |    År: 2016

 

Clupeid consumption of cod eggs: Does it affect recent recruitment of Baltic cod?

Neumann, Viola ; Schaber, Matthias ; Böttcher, Uwe ; Eero, Margit ; Köster, Fritz
Presented at:
40th Annual Larval Fish Conference

Type: Conference abstract for conference

Status: Published     |    År: 2016

 

Ecosystem indicators in the context of fisheries management: example of cod in the Baltic Sea

Eero, Margit ; Casini, M. ; Hüssy, Karin ; Köster, Fritz ; MacKenzie, Brian ; Neuenfeldt, Stefan ; Tomkiewicz, Jonna
Presented at:
World Fisheries Congress

Type: Conference abstract for conference

Status: Published     |    År: 2016

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Towards sustainable blue growth: Outline of the joint Baltic Sea and the North Sea research and innovation programme 2018-2023

Andrusaitis, Andris ; Cox, David ; Dosdat, Antoine ; Emeis, Kay ; Harms, Joachim ; Heral, Maurice ; Herrmann, Peter ; ten Hoopen, Floor ; Jennings, Simon ; Johannesson, Kerstin ; Kononen, Kaisa ; Köster, Fritz ; Laamanen, Maria ; Niilonen, Tonny ; Ollikainen, Markku ; Raaska, Laura ; Riemann, Bo ; Sirola, Maija ; Stuefer, Josef ; Svensson, Mats ; Wolf, Ulrich

Type: Report

Status: Published     |    År: 2016

 

Understanding the processes behind fish stock dynamics: Where are we?

Köster, Fritz ; Eero, Margit ; Sørensen, Helle ; Huwer, Bastian ; Sørensen, Sune Riis
Presented at:
ICES Annual Science Conference 2016

Type: Conference abstract for conference

Status: Published     |    År: 2016

2015
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Eastern Baltic cod in distress: biological changes and challenges for stock assessment

Eero, Margit ; Hjelm, Joakim ; Behrens, Jane ; Buckmann, Kurt ; Cardinale, Massimiliano ; Casini, Michele ; Gasyukov , Pavel ; Holmgren, Noel ; Horbowy, J. ; Hüssy, Karin ; Kirkegaard, Eskild ; Kornilovs, G. ; Krumme, Uwe ; Köster, Fritz ; Oeberst, Rainer ; Plikss, M. ; Radtke, Krzysztof ; Raid, Tiit ; Schmidt, Jörn O. ; Tomczak, Maciej ; Vinther, Morten ; Zimmermann, Christopher ; Storr-Paulsen, Marie
in: ICES Journal of Marine Science, vol: 72, issue: 8, pages: 2180-2186

Type: Journal article (Peer reviewed)

Status: E-pub ahead of print     |    År: 2015     |    DOI: https://doi.org/10.1093/icesjms/fsv109

 

Processes controlling recruitment in Baltic cod

Köster, Fritz ; Huwer, Bastian ; Hinrichsen, Hans-Harald ; Neumann, Viola ; Makarchouk, Andrej ; Eero, Margit ; Hüssy, Karin ; Plikshs, Maris

Type: Conference abstract for conference

Status: Published     |    År: 2015

 

Reproduction of Baltic cod, Gadus morhua (Actinopterygii: Gadiformes: Gadidae), in the Gotland Basin: Causes of annual variability

Plikshs, Maris ; Hinrichsen, Hans-Harald ; Elferts, D. ; Sics, I. ; Kornilovs, Georgs ; Köster, Fritz
in: Acta Ichthyologica et Piscatoria, vol: 45, issue: 3, pages: 247-258

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2015     |    DOI: https://doi.org/10.3750/AIP2015.45.3.04

2014
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BONUS strategic research agenda 2011–2017, update 2014

Andrusaitis, Andris ; Kononen, Kaisa ; Sirola, Marija ; Andersoon, Agneta ; Blazauskas, Nerijus ; Bodungen, Bodo von ; Brügge, Bernd ; Conley, Daniel ; Durkin, Mikhail ; Elken, Jüri ; Fellenius, Erik ; Forbes, V. ; Gasiūnaitė, Zita ; Hansson, L.A. ; Hogland, William ; Isemer, Hans-Jörg ; Joas, Marko ; Kiessling, Anders ; Kļaviņš, Maris ; Kleyer, Michael ; Kornilovs, Georgs ; Köster, Fritz ; Kujala, Pentti ; Laamanen, Maria ; Lankoski, Jussi ; Martin, D. ; Nikkola, Elina ; Ojaveer, Henn ; Österblom, H. ; Pazdro, Ksenia ; Rehdanz, Katrin ; Riemann, Bo ; Sabinsky, Steen ; Scharin, Henrik ; Stankiewicz, Monika ; Viitasalo, Markku ; Zaucha, Jacek

Type: Report

Status: Published     |    År: 2014

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Characteristics of juvenile survivors reveal spatio-temporal differences in early life stage survival of Baltic cod

Huwer, Bastian ; Hinrichsen, H.H. ; Böttcher, U. ; Voss, R. ; Köster, Fritz
in: Marine Ecology Progress Series, vol: 511, pages: 165-180

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.3354/meps10875

 

Floating along buoyancy levels: dispersal and survival of western Baltic fish eggs

Petereit, C. ; Hinrichsen, H.-H. ; Franke, A. ; Köster, Fritz
in: Progress in Oceanography, vol: 122, pages: 131-152

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1016/j.pocean.2014.01.001

 

Gadoid fisheries: the ecology and management of rebuilding

Köster, Fritz ; Stephenson, R. L. ; Trippel, E. A.
in: ICES Journal of Marine Science, vol: 71, issue: 6, pages: 1311-1316

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1093/icesjms/fsu160

 

Recovery in eastern Baltic cod: is increased recruitment caused by decreased predation on early life stages?

Neumann, Viola ; Köster, Fritz ; Schaber, M. ; Eero, Margit
in: ICES Journal of Marine Science, vol: 71, issue: 6, pages: 1382-1392

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1093/icesjms/fsu112

 

Sustainable exploitation and management of aquatic resources

Neuenfeldt, Stefan ; Köster, Fritz
part of: Abstract Book - DTU Sustain Conference 2014, 2014, Technical University of Denmark, Kgs. Lyngby
Presented at:
DTU Sustain Conference 2014

Type: Conference abstract in proceedings

Status: Published     |    År: 2014

2013
 

Cod recovery as a new challenge for fisheries management: experience from the Baltic Sea

Eero, Margit ; Hüssy, Karin ; Mosegaard, Henrik ; Hansen, Jakob Hemmer ; Bastardie, Francois ; Köster, Fritz
Presented at:
ICES / NAFO Symposium, Gadoid Fisheries: The Ecology and Management of Rebuilding

Type: Conference abstract for conference

Status: Published     |    År: 2013

 

Linking size and age at sexual maturation to body growth, productivity and recruitment of Atlantic cod stocks spanning the North Atlantic

Köster, Fritz ; Trippel, E.A. ; Tomkiewicz, Jonna
in: Fisheries Research, vol: 138, pages: 52-61

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2013     |    DOI: https://doi.org/10.1016/j.fishres.2012.07.002

 

Marine fisheries science priorities

Köster, Fritz
Presented at:
Meeting of Directors of Fisheries and Aquaculture Research Organisations (EFARO) of the EU

Type: Paper

Status: Published     |    År: 2013

2012
 

Recruitment processes in Baltic sprat - A re-evaluation of GLOBEC Germany hypotheses

Voss, Rudiger ; Peck, M.A. ; Hinrichsen, H.-H. ; Clemmesen, C. ; Baumann, H. ; Stepputis, D. ; Bernreuther, M. ; Schmidt, J.O. ; Temming, A. ; Köster, Fritz
in: Progress in Oceanography, vol: 107, pages: 61-79

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2012     |    DOI: https://doi.org/10.1016/j.pocean.2012.05.003

 

Robustness of egg production methods as a fishery independent alternative to assess the Eastern Baltic cod stock (Gadus morhua callarias L.)

Kraus, Gerd ; Hinrichsen, Hans-Harald ; Voss, Rüdiger ; Teschner, Eske ; Tomkiewicz, Jonna ; Köster, Fritz
in: Fisheries Research, vol: 117, pages: 75-85

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2012     |    DOI: https://doi.org/10.1016/j.fishres.2011.01.024

 

Spatial management of marine resources can enhance the recovery of predators and avoid local depletion of forage fish

Eero, Margit ; Vinther, Morten ; Haslob, Holger ; Huwer, Bastian ; Casini, Michele ; Storr-Paulsen, Marie ; Köster, Fritz
in: Conservation Letters, vol: 5, issue: 6, pages: 486-492

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2012     |    DOI: https://doi.org/10.1111/j.1755-263X.2012.00266.x

 

Stock assessment in the BCC region

Köster, Fritz ; Degel, Henrik ; Rademeyer, Rebecca ; Kainge, Paulus Inekela ; Kirchner, Carola ; Beyer, Jan
Presented at:
Benguela Current Commission Annual Science Forum

Type: Conference abstract for conference

Status: Published     |    År: 2012

 

The ecophysiology of Sprattus sprattus in the Baltic and North Seas

Peck, Myron A. ; Baumann, Hannes ; Bernreuther, Matthias ; Clemmesen, Catriona ; Herrmann, Jens-Peter ; Haslob, Holger ; Huwer, Bastian ; Kanstinger, Philipp ; Köster, Fritz W. ; Petereit, Christoph ; Temming, Axel ; Voss, Rudi
in: Progress in Oceanography, vol: 103, pages: 42-57

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2012     |    DOI: https://doi.org/10.1016/j.pocean.2012.04.013

 

The state and relative importance of drivers of fish population dynamics: An indicator-based approach

Eero, Margit ; Lindegren, Martin ; Köster, Fritz
in: Ecological Indicators, vol: 15, issue: 1, pages: 248-252

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2012     |    DOI: https://doi.org/10.1016/j.ecolind.2011.09.035

 

Why is the Eastern Baltic cod recovering?

Eero, Margit ; Köster, Fritz ; Vinther, Morten
in: Marine Policy, vol: 36, issue: 1, pages: 235-240

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2012     |    DOI: https://doi.org/10.1016/j.marpol.2011.05.010

2011
 

Externally driven mortality of cod early life stages in the central Baltic: hydrography vs. predation

Neumann, Viola ; Köster, Fritz ; Schaber, Matthias ; Hinrichsen, Hans Harald ; Eero, Margit ; Temming, Axel
Presented at:
ICES Council Meeting 2011

Type: Conference abstract for conference

Status: Published     |    År: 2011

 

Grey seal predation on forage fish in the Baltic Sea

Eero, Aro ; Neuenfeldt, Stefan ; Aho, Teija ; Jounela, Pekka ; Lundström, Karl ; Köster, Fritz
Presented at:
ICES Council Meeting 2011

Type: Conference abstract for conference

Status: Published     |    År: 2011

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Introducing state-space stock assessment (SAM), split species issues and spatial modelling

Köster, Fritz ; Kainge, Paulus Inekela ; Beyer, Jan
Presented at:
3rd Benguela Current Commission Annual Science Forum

Type: Paper

Status: Published     |    År: 2011

 

Linking size and age of attaining sexual maturation to growth and stock productivity in Atlantic cod stocks

Köster, Fritz ; Tomkiewicz, Jonna ; Trippel, Edward
Presented at:
Fish reproduction and Fisheries

Type: Conference abstract for conference

Status: Published     |    År: 2011

 

Multi-decadal responses of a cod (Gadus morhua) population to human-induced trophic changes, fishing, and climate

Eero, Margit ; MacKenzie, Brian ; Köster, Fritz ; Gislason, Henrik
in: Ecological Applications, vol: 21, issue: 1, pages: 214-226

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2011     |    DOI: https://doi.org/10.1890/09-1879.1

 

Spatio-temporal overlap of the alien invasive ctenophore Mnemiopsis leidyi and ichthyoplankton in the Bornholm Basin (Baltic Sea)

Schaber, M. ; Haslob, H. ; Huwer, Bastian ; Harjes, A. ; Hinrichsen, H.-H. ; Storr-Paulsen, Marie ; Schmidt, J.O. ; Voss, R. ; Neumann, Viola ; Köster, Fritz
in: Biological Invasions, vol: 13, issue: 12, pages: 2647-2660

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2011     |    DOI: https://doi.org/10.1007/s10530-011-9936-7

 

The invasive ctenophore Mnemiopsis leidyi in the central Baltic Sea: seasonal phenology and hydrographic influence on spatio-temporal distribution patterns

Schaber, M. ; Haslob, H. ; Huwer, Bastian ; Harjes, A. ; Hinrichsen, H.-H. ; Köster, Fritz ; Storr-Paulsen, Marie ; Schmidt, J.O. ; Voss, R.
in: Journal of Plankton Research, vol: 33, issue: 7, pages: 1053-1065

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2011     |    DOI: https://doi.org/10.1093/plankt/fbq167

  PDF

The recovery of cod in the Baltic Sea, a success against all odds

Köster, Fritz ; Eero, Margit ; Huwer, Bastian
Presented at:
AIPCE-CEP General Assembly

Type: Paper

Status: Published     |    År: 2011

 

Vertical distribution and growth performance of Baltic cod larvae - Field evidence for starvation-induced recruitment regulation during the larval stage?

Huwer, Bastian ; Clemmesen, Catriona ; Grønkjær, Peter ; Köster, Fritz
in: Progress in Oceanography, vol: 91, pages: 382-396

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2011     |    DOI: https://doi.org/10.1016/j.pocean.2011.04.001

 

Weaving marine food webs from end to end under global change

Moloney, Coleen L. ; St. John, Michael ; Denman, Kenneth L. ; Karl, David M. ; Köster, Fritz ; Sundby, Svein ; Wilson, Rory P.
in: Journal of Marine Systems, vol: 84, pages: 106-116

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2011     |    DOI: https://doi.org/10.1016/j.jmarsys.2010.06.012

2010
 

Baltic cod cannibalism: differing consequences at stock recovery vs. decline?

Neuenfeldt, Stefan ; Aro, Eero ; Köster, Fritz
Presented at:
ICES Council Meeting 2010

Type: Conference abstract for conference

Status: Published     |    År: 2010

  PDF

CAVIAR

Lehmann, A. ; Getzlaff, K. ; Hinrichsen, H‐H. ; Köster, Fritz
Presented at:
ICES Council Meeting 2010

Type: Paper

Status: Published     |    År: 2010

 

Framework of stock-recovery strategies: analyses of factors affecting success and failure

Hammer, Cornelius ; Dorrien, Christian von ; Hopkins, Christopher C. E. ; Köster, Fritz ; Nilssen, Einar M. ; St. John, Michael ; Wilson, Douglas C.
in: ICES Journal of Marine Science, vol: 67, issue: 9, pages: 1849-1855

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2010     |    DOI: https://doi.org/10.1093/icesjms/fsq122

 

Impact of hypoxia on consumption of Baltic cod in a multispecies stock assessment context

Teschner, E.C. ; Kraus, G. ; Neuenfeldt, Stefan ; Voss, R. ; Hinrichsen, H.-H. ; Köster, Fritz
in: Journal of Applied Ichthyology, vol: 26, issue: 6, pages: 836-842

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2010     |    DOI: https://doi.org/10.1111/j.1439-0426.2010.01485.x

  PDF

Influence of lipids and fatty acid composition on Baltic cod (Gadus morhua L.) maturation and timing of spawning

Tomkiewicz, Jonna ; Støttrup, Josianne ; Jacobsen, Charlotte ; Røjbek, Maria ; Köster, Fritz
Presented at:
ICES Council Meeting 2009

Type: Conference abstract for conference

Status: Published     |    År: 2010

 

Marine resources management in the face of change: from ecosystem science to ecosystem-based management

Barange, Manuel ; O.Boyle, Robert ; Cochrane, Kevern L. ; Fogarty, Michael J. ; Jarre, Astrid ; Kell, Laurence T. ; Köster, Fritz ; King, Jacquelynne R. ; de Moor, Carryn L. ; Reed, Keith ; Sinclair, Mike ; Yatsu, Akihiko
part of: Marine ecosystems and global change, pages: 253-287, 2010, Oxford University Press, Oxford

Type: Book chapter (Peer reviewed)

Status: Published     |    År: 2010

 

The EFARO perspective on providing science for policy

Köster, Fritz
Presented at:
20th Meeting of Directors of Fisheries and Aquaculture Research Organisations (EFARO) of the EU

Type: Conference abstract for conference

Status: Published     |    År: 2010

2009
 

An ecosystem-based framework for tracking performance of fish stocks and related forcings using fuzzy-logic approach

Eero, Margit ; Jarre, Astrid ; Ojaveer, Henn ; Tomczak, Maciej ; Lindegren, Martin ; Köster, Fritz
Presented at:
ICES/PICES/UNCOVER Symposium 2009 on Rebuilding Depleted Fish Stocks

Type: Conference abstract for conference

Status: Published     |    År: 2009

 

Baltic cod cannibalism: Differing consequences at stock recovery versus the historic situation of cod decline?

Neuenfeldt, Stefan ; Köster, Fritz
Presented at:
ICES/PICES/UNCOVER Symposium 2009 on Rebuilding Depleted Fish Stocks

Type: Conference abstract for conference

Status: Published     |    År: 2009

 

Current trends in the assessment and management of stocks

Barange, Manuel ; Bernal, Miguel ; Cercole, Maria Christina ; Cubillos, Luis A. ; Daskalov, Georgi M. ; Cunningham, Carryn L. ; de Oliveira, Jose A.A. ; Dickey-Collas, Mark ; Gaughan, Daniel J. ; Hill, Kevin ; Jacobson, Larry D. ; Köster, Fritz ; Massé, Jaques ; Ñiquen, Miguel ; Nishida, Hiroshi ; Oozeki, Yoshioki ; Palomera, Isabel ; Saccardo, Suzana A. ; Santojanni, Alberto ; Serra, Rodolfo ; Somarakis, Stylianos ; Stratoudakis, Yorgos ; Uriarte, Andres ; van der Lingen, Carl D. ; Yatsu, Akihiko
part of: Climate change and small pelagic fish, pages: 191-255, 2009, Cambridge University Press, Cambridge

Type: Book chapter (Peer reviewed)

Status: Published     |    År: 2009

 

Egg production methods as a fishery independent alternative to assess the Eastern Baltic cod stock

Kraus, Gerd ; Karasiova, Elena M. ; Voss, Rüdiger ; Köster, Fritz ; Bleil, Martina ; Oeberst, Rainer
Presented at:
ICES/PICES/UNCOVER Symposium 2009 on Rebuilding Depleted Fish Stocks

Type: Conference abstract for conference

Status: Published     |    År: 2009

 

Environmental effects on recruitment and implications for biological reference points of Eastern Baltic cod (Gadus morhua)

Köster, Fritz ; Vinther, Morten ; MacKenzie, Brian ; Eero, Margit ; Plikshs, Maris
in: Journal of Northwest Atlantic Fishery Science, vol: 41, pages: 205-220

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2009     |    DOI: https://doi.org/10.2960/J.v41.m636

 

Identifying eastern Baltic cod nursery grounds using hydrodynamic modelling: knowledge for the design of Marine Protected Areas

Hinrichsen, Hans-Harald ; Kraus, Gerd ; Böttcher, Uwe ; Köster, Fritz
in: ICES Journal of Marine Science, vol: 66, issue: 1, pages: 101-108

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2009     |    DOI: https://doi.org/10.1093/icesjms/fsn207

 

Reflection on the CFP reform

Köster, Fritz
Presented at:
19th Meeting of Directors of Fisheries and Aquaculture Research Organisations (EFARO) of the EU

Type: Conference abstract for conference

Status: Published     |    År: 2009

 

Seasonal lipid dynamics of herring and sprat in the Baltic Sea and possible implications for cod reproduction

Røjbek, Maria ; Tomkiewicz, Jonna ; Støttrup, Josianne ; Jacobsen, Charlotte ; Köster, Fritz
Presented at:
ICES/PICES/UNCOVER Symposium 2009 on Rebuilding Depleted Fish Stocks

Type: Poster

Status: Published     |    År: 2009

 

Udbredelse af den invasive ribbegople Mnemiopsis leidyi i Bornholmerdybet og mulige konsekvenser for kommercielt vigtige fiskebestande

Huwer, Bastian ; Storr-Paulsen, Marie ; Schaber, M. ; Haslob, H. ; Harjes, A. ; Hinrichsen, H.-H. ; Voss, R. ; Köster, Fritz
Presented at:
15. Dansk Havforskermøde

Type: Conference abstract for conference

Status: Published     |    År: 2009

 

UNCOVER: Fish Stock Recovery Strategies – Lessons learned in the Baltic Sea

Hammer, Cornelius ; Dorrien, Christian von ; Hopkins, Christopher C.E. ; Köster, Fritz ; Neuenfeldt, Stefan ; St. John, Michael ; Wilson, Douglas C.
Presented at:
ICES/PICES/UNCOVER Symposium 2009 on Rebuilding Depleted Fish Stocks

Type: Conference abstract for conference

Status: Published     |    År: 2009

 

Yes, we can – the successful recovery of the Baltic sprat stock

Voss, Rüdiger ; Köster, Fritz ; Schmidt, Jörn O. ; Peck, Myron A. ; Möllmann, Christian ; Kraus, Gerd ; Stepputtis, Daniel ; Hinrichsen, Hans-Harald
Presented at:
ICES/PICES/UNCOVER Symposium 2009 on Rebuilding Depleted Fish Stocks

Type: Conference abstract for conference

Status: Published     |    År: 2009

2008
 

CAVIAR: Climate variability of the Baltic Sea area

Getziaff, K. ; Voss, R. ; Hinrichsen, H.-H. ; Lehmann, A. ; Köster, Fritz
Presented at:
ICES Council Meeting 2008

Type: Poster

Status: Published     |    År: 2008

 

Climate related marine ecosystem changes

Dippner, J. W. ; Vuorinen, I. ; Daunys, D. ; Flikman, J. ; Halkka, A. ; Köster, Fritz ; Lehikoinen, E. ; MacKenzie, Brian ; Möllmann, C. ; Møhlenberg, F. ; Olenin, S. ; Schiedek, D. ; Skov, H. ; Wasnung, N.
part of: Assessment of Climate Change for the Baltic Sea Basin, pages: 309-377, 2008, Springer

Type: Book chapter (Peer reviewed)

Status: Published     |    År: 2008

 

Fish

MacKenzie, Brian ; Möllmann, C. ; Köster, Fritz
part of: Assessment of Climate Change for the Baltic Sea Basin, pages: 334-341, 2008, Springer

Type: Book chapter (Peer reviewed)

Status: Published     |    År: 2008

 

FishFrame 5.0

Jansen, Teunis ; Degel, Henrik ; Håkansson, Kirsten Birch ; Egekvist, Josefine ; Dalskov, Jørgen ; Köster, Fritz
in: I C E S Council Meeting, vol: R:26, pages: 1-137
Presented at:
ICES Council Meeting 2008

Type: Conference article

Status: Published     |    År: 2008

 

Fish stock development under hydrographic and hydrochemical aspects - the history of Baltic Sea fisheries and its management

Hammer, C. ; von Dorrien, C. ; Ernst, P. ; Gröhsler, T. ; Köster, Fritz ; MacKenzie, Brian ; Möllmann, C. ; Wegner, G. ; Zimmermann, C.
part of: State and Evolution of the Baltic Sea 1952 – 2005, pages: 543-582, 2008, Wiley

Type: Book chapter (Peer reviewed)

Status: Published     |    År: 2008

 

Incorporating environmental variability in stock assessment: predicting recruitment, spawner biomass and landings of sprat ( Sprattus sprattus ) in the Baltic Sea

MacKenzie, Brian ; Horbowy, J. ; Köster, Fritz
in: Canadian Journal of Fisheries and Aquatic Sciences, vol: 65, issue: 7, pages: 1334-1341

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2008     |    DOI: https://doi.org/10.1139/F08-051

 

Process-based model for direct and indirect effects of hydrographic conditions on Central Baltic ( Gadus morhua ) cod egg mortality

Andersen, Ken Haste ; Möllmann, C. ; Köster, Fritz
in: Fisheries Oceanography, vol: 17, issue: 2, pages: 84-88

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2008     |    DOI: https://doi.org/10.1111/j.1365-2419.2008.00465.x

 

Reconstructing historical stock development of Atlantic cod (Gadus morhua) in the eastern Baltic Sea before the beginning of intensive exploitation

Eero, Margit ; Köster, Fritz ; MacKenzie, Brian
in: Canadian Journal of Fisheries and Aquatic Sciences, vol: 65, issue: 12, pages: 2728-2741

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2008     |    DOI: https://doi.org/10.1139/F08-176

 

Seasonal prevalence and intensity of follicular atresia in Baltic cod Gadus morhua callarias L

Kraus, Gerd ; Tomkiewicz, Jonna ; Diekmann, R. ; Köster, Fritz
in: Journal of Fish Biology, vol: 72, issue: 4, pages: 831-847

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2008     |    DOI: https://doi.org/10.1111/j.1095-8649.2007.01760.x

 

The Eastern Baltic cod stock in the 20th century: Resolving impacts of fishing, human-induced trophic changes and climate

Eero, Margit ; MacKenzie, Brian ; Köster, Fritz ; Gislason, Henrik
in: ICES Council Meeting, vol: J:08, pages: 1-22

Type: Conference article

Status: Published     |    År: 2008

 

Vertical distribution and nutritional condition of Baltic cod larvae - revisited

Huwer, Bastian ; Clemmesen, C. ; Grønkjær, P. ; Köster, Fritz
Presented at:
32nd Annual Larval Fish Conference

Type: Poster

Status: Published     |    År: 2008

2007
 

Developing an integrated view on the Baltic Sea ecosystem: The EUR-OCEANS Baltic system stydy

Köster, Fritz ; Turner, D. ; Omstedt, A. ; Möllmann, C. ; Gislason, Henrik ; Autio, R. ; Olsson, A. ; Diekmann, Rabea
part of: Fifth study conference on BALTEX, Kuressaare, Saaremaa, Estonia, 4-8 June 2007: Conference proceedings, pages: 90-92, 2007
Presented at:
Study conference on BALTEX

Type: Article in proceedings

Status: Published     |    År: 2007

 

Eastern Baltic cod ( Gadus morhua callarias ) stock dynamics: extending the analytical assessment back to the mid-1940s

Eero, Margit ; Köster, Fritz ; Plikshs, M. ; Thurow, F.
in: ICES Journal of Marine Science, vol: 64, issue: 6, pages: 1257-1271

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2007     |    DOI: https://doi.org/10.1093/icesjms/fsm114

 

Impact of 21st century climate change on the Baltic Sea fish community and fisheries

MacKenzie, Brian ; Gislason, Henrik ; Möllmann, C. ; Köster, Fritz
in: Global Change Biology, vol: 13, issue: 7, pages: 1348-1367

Type: Review (Peer reviewed)

Status: Published     |    År: 2007     |    DOI: https://doi.org/10.1111/j.1365-2486.2007.01369.x

 

Impact of 21st century climate change on the Baltic Sea fish community and fisheries

MacKenzie, Brian ; Gislason, Henrik ; Möllmann, C. ; Köster, Fritz
in: I C E S Council Meeting, vol: E:11, pages: 1-41
Presented at:
ICES Council Meeting 2007

Type: Conference article

Status: Published     |    År: 2007

 

Incorporating environmental variability in stock assessment - predicting recruitment, spawner biomass and landings of sprat in the Baltic Sea

MacKenzie, Brian ; Horbowy, J. ; Köster, Fritz
in: I C E S Council Meeting, vol: R:11, pages: 1-16
Presented at:
ICES Council Meeting 2007

Type: Conference article

Status: Published     |    År: 2007

 

Invading Mnemiopsis leidyi as a potential threat to Baltic fish

Haslob, H. ; Clemmesen, C. ; Schaber, M. ; Hinrichsen, H.H. ; Schmidt, J.O. ; Voss, R. ; Kraus, Gerd ; Köster, Fritz
in: Marine Ecology - Progress Series, vol: 349, pages: 303-306

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2007     |    DOI: https://doi.org/10.3354/meps07283

 

Spatial and temporal heterogeneity of the cod spawning environment in the Bornholm Basin, Baltic Sea

Hinrichsen, H.H. ; Voss, R. ; Wieland, Kai ; Köster, Fritz ; Andersen, Ken Haste ; Margonski, P.
in: Marine Ecology - Progress Series, vol: 345, pages: 245-254

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2007     |    DOI: https://doi.org/10.3354/meps06989

2006
 

Dorsch in der Ostsee

Köster, Fritz
part of: Fazination Meeresforschung: Ein ökologisches Lesebuch, pages: 334-345, 2006, Hauschild, Bremen

Type: Book chapter

Status: Published     |    År: 2006

 

Growth, drift and survival probability of cod early life stages in relation to environmental conditions

Huwer, Bastian ; Hinrichsen, H.-H. ; Köster, Fritz
Presented at:
EUR-OCEANS Annual Meeting

Type: Poster

Status: Published     |    År: 2006

 

Recruitment variability in Baltic Sea sprat ( Sprattus sprattus ) is tightly coupled to temperature and transport patterns affecting the larval and early juvenile stages

Baumann, H. ; Hinrichsen, H.H. ; Malzahn, A. ; Möllmann, C. ; Köster, Fritz ; Temming, A.
in: Canadian Journal of Fisheries and Aquatic Sciences, vol: 63, issue: 10, pages: 2191-2201

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2006     |    DOI: https://doi.org/10.1139/F06-112

 

Torsken og klimaforandringer

MacKenzie, Brian ; Köster, Fritz
Presented at:
CONWOY Conference on Vand og Vejr om 100 år

Type: Poster

Status: Published     |    År: 2006

2005
 

Baltic

Köster, Fritz ; Möllmann, C. ; Tomkiewicz, Jonna ; MacKenzie, Brian
part of: Spawning and life history information for North Atlantic cod stocks, pages: 19-32, 2005, International Council for the Exploration of the Sea, Copenhagen

Type: Book chapter

Status: Published     |    År: 2005

 

Baltic cod recruitment - the impact of climate variability on key processes

Köster, Fritz ; Möllmann, C. ; Hinrichsen, H.H. ; Wieland, Kai ; Tomkiewicz, Jonna ; Kraus, Gerd ; Voss, R. ; Makarchouk, A. ; MacKenzie, Brian ; St. John, Michael ; Schnack, D. ; Rohlf, N. ; Linkowski, T. ; Beyer, Jan
in: ICES Journal of Marine Science, vol: 62, issue: 7, pages: 1408-1425

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2005     |    DOI: https://doi.org/10.1016/j.icesjms.2005.05.004

 

Climate, zooplankton, and pelagic fish growth in the central Baltic Sea

Möllmann, C. ; Kornilovs, G. ; Fetter, M. ; Köster, Fritz
in: ICES Journal of Marine Science, vol: 62, issue: 7, pages: 1270-1280

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2005     |    DOI: https://doi.org/10.1016/j.icesjms.2005.04.021

 

Maternal and paternal influences on early life history traits and processes of Baltic cod Gadus morhua

Trippel, E.A. ; Kraus, Gerd ; Köster, Fritz
in: Marine Ecology - Progress Series, vol: 303, pages: 259-267

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2005     |    DOI: https://doi.org/10.3354/meps303259

 

Timing of Baltic cod spawning and spawner demography

Tomkiewicz, Jonna ; Kraus, Gerd ; Köster, Fritz
in: ICES C.M. 2005/, vol: Q:23
Presented at:
ICES Council Meeting 2005

Type: Conference article

Status: Published     |    År: 2005

2004
 

A new retention index for the Central Baltic Sea: long-term hydrodynamic modelling used to improve Baltic sprat recruitment models

Baumann, H. ; Hinrichsen, H.H. ; Köster, Fritz ; Temming, A.
in: GLOBEC International Newsletter, vol: 10, issue: 1, pages: 11-12

Type: Journal article

Status: Published     |    År: 2004

 

A new retention index for the central Baltic Sea: long-term hydrodynamic modelling used to improve Baltic sprat, Sprattus sprattus , recruitment models

Baumann, H. ; Hinrichsen, H.H. ; Köster, Fritz ; Temming, A.
in: ICES C.M. 2004/, vol: L:02, pages: 1-19
Presented at:
ICES Council Meeting 2004

Type: Conference article

Status: Published     |    År: 2004

 

Baltic cod recruitment - the role of physical forcing and species interactions

Köster, Fritz ; Möllmann, C. ; Hinrichsen, H.H. ; Tomkiewicz, Jonna ; Wieland, Kai ; Kraus, Gerd ; Voss, R. ; MacKenzie, Brian ; Schnack, D. ; Makarchouk, A. ; Plikshs, M. ; St. John, Michael ; Rohlf, N. ; Linkowski, T. ; Beyer, J.E.
in: I C E S Council Meeting, pages: 1-41
Presented at:
ICES Council Meeting 2004

Type: Conference article

Status: Published     |    År: 2004

 

Distribution of herring and sprat in the Baltic Sea in relation to physical features

Stepputtis, D. ; Böttcher, U. ; Götze, E. ; Hinrichsen, H.H. ; Köster, Fritz
in: ICES C.M. 2004/, vol: L:23
Presented at:
ICES Council Meeting 2004

Type: Conference article

Status: Published     |    År: 2004

 

Estimating Baltic sprat ( Sprattus sprattus balticus S.) population sizes from egg production

Kraus, Gerd ; Köster, Fritz
in: Fisheries Research, vol: 69, issue: 3, pages: 313-329

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2004     |    DOI: https://doi.org/10.1016/j.fishres.2004.06.005

 

Feeding ecology of central Baltic Sea herring ( Clupea harengus ) and sprat ( Sprattus sprattus )

Möllmann, C. ; Kornilovs, G. ; Fetter, M. ; Köster, Fritz
in: Journal of Fish Biology, vol: 65, issue: 6, pages: 1563-1581

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2004

 

Fish predation control of key copepod species in the Bornholm Basin

Möllmann, C. ; Temming, A. ; Hirche, H.-J. ; Stepputtis, D. ; Bernreuther, M. ; Köster, Fritz
in: GLOBEC International Newsletter, vol: 10, issue: 1, pages: 15-17

Type: Journal article

Status: Published     |    År: 2004

 

Fish predation control of key copepod species in the Bornholm Basin

Möllmann, C. ; Temming, A. ; Hirche, H.-J. ; Stepputtis, D. ; Bernreuther, M. ; Köster, Fritz
in: ICES C.M. 2004/, vol: L:28, pages: 1-28
Presented at:
ICES Council Meeting 2004

Type: Conference article

Status: Published     |    År: 2004

 

Fish production and climate: Sprat in the Baltic Sea

MacKenzie, Brian ; Köster, Fritz
in: Ecology, vol: 85, issue: 3, pages: 784-794

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2004