Hans Jakob Olesen

Hans Jakob Olesen

Biolog

DTU AQUA
Institut for Akvatiske Ressourcer

Sektion for Monitering og Data

Danmarks Tekniske Universitet

Kemitorvet

Bygning 201, rum 037

2800 Kgs. Lyngby

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Publikationer
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2019
 

A comparison of traditional survey data and citizen science data from a nationwide smartphone app designed for collecting recreational fisheries data

Jørgensen, Casper Gundelund ; Baktoft, Henrik ; Hyder, Kieran ; Hartill, Bruce ; Olesen, Hans Jakob ; Venturelli, Paul ; Skov, Christian
Presented at:
ICES Annual Science Conference 2019

Type: Sound/Visual production (digital)

Status: Published     |    År: 2019

  PDF

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

 

Effects of freezing on length and mass measurements of Atlantic cod Gadus morhua in the Baltic Sea

McQueen, K. ; Mion, M. ; Hilvarsson, A. ; Casini, M. ; Olesen, Hans Jakob ; Hüssy, Karin ; Radtke, K. ; Krumme, U.
in: Journal of Fish Biology, vol: 95, issue: 6, pages: 1486-1495

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1111/jfb.14171

 

Electronic monitoring in fisheries

van Helmond, Aloysius T.M. ; Mortensen, Lars O. ; Plet-Hansen, Kristian S. ; Ulrich, Clara ; Needle, Coby L. ; Oesterwind, Daniel ; Kindt-Larsen, Lotte ; Catchpole, Thomas ; Mangi, Stephen ; Zimmermann, Christopher ; Olesen, Hans Jakob ; Bailey, Nick ; Bergsson, Heidrikur ; Dalskov, Jørgen ; Elson, Jon ; Hosken, Malo ; Peterson, Lisa ; McElderry, Howard ; Ruiz, Jon ; Pierre, Johanna P. ; Dykstra, Claude ; Poos, Jan Jaap
in: Fish and Fisheries

Type: Journal article (Peer reviewed)

Status: Accepted/In press     |    År: 2019     |    DOI: https://doi.org/10.1111/faf.12425

 

Maritim arealplanlægning i Øresund

Riemann, Bo ; Al-Hamdani, Zyad ; Olafsson, Anton Stahl ; Hasler, Berit ; Kaae, Berit Charlotte ; Murray, Ciarán ; Göke, Cordula ; Kallenbach, Emilie ; Olesen, Hans Jakob ; Nabe-Nielsen, Jacob ; Tougaard, Jakob ; Andersen, Jesper H. ; Egekvist, Josefine ; Overgaard Leth, Jørgen ; Dahl, Karsten ; Christoffersen, Mads ; Zandersen, Marianne ; Termansen, Mette ; Sveegaard, Signe ; Harvey, Therese

Type: Book

Status: Published     |    År: 2019

 

Recreational angling for coastal Danish seatrout:

Skov, Christian ; Jørgensen, Casper Gundelund ; Olesen, Hans Jakob ; Arlinghaus, Robert
Presented at:
ICES Annual Science Conference 2019

Type: Sound/Visual production (digital)

Status: Published     |    År: 2019

  PDF

The Baltic cod - An unexpected journey

Haase, Stefanie ; McQueen, Kate ; Mion, Monica ; Krumme, Uwe ; Casini, Michele ; Hüssy, Karin ; Hilvarsson, Annelie ; Olesen, Hans Jakob
Presented at:
5th International Conference on Fish Telemetry

Type: Poster

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.13140/RG.2.2.13591.21923

2018
 

Elektronisk mærket torsk giver værdifuld viden om mulige vandringsmønstre

Hüssy, Karin ; Olesen, Hans Jakob
in: Fiskeri Tidende, vol: 25, issue: 36, pages: 12-13

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2018

 

European experiences on the use of remote electronic monitoring (REM)

Mortensen, Lars O. ; van Helmond, Aloysius ; Schreiber Plet-Hansen, Kristian ; Ulrich, Clara ; Needle, Coby L. ; Oesterwind, Daniel ; Kindt-Larsen, Lotte ; Catchpole, Thomas ; Mangi, Stephen ; Zimmermann, Christopher ; Olesen, Hans Jakob ; Bailey, Nick ; Bergsson, Heiðrikur ; Dalskov, Jørgen ; Elson, Jon ; Hosken, Malo ; Poos, Jan Jaap
Presented at:
ICES Annual Science Conference 2018

Type: Conference abstract for conference

Status: Published     |    År: 2018

  PDF

Recreational sea fishing in Europe in a global context—Participation rates, fishing effort, expenditure, and implications for monitoring and assessment

Hyder, Kieran ; Weltersbach, Marc Simon ; Armstrong, Mike ; Ferter, Keno ; Townhill, Bryony ; Ahvonen, Anssi ; Arlinghaus, Robert ; Baikov, Andrei ; Bellanger, Manuel ; Birzaks, Janis ; Borch, Trude ; Cambie, Giulia ; deGraaf, Martin ; Diogo, Hugo M C ; Dziemian, Łukasz ; Gordoa, Ana ; Grzebielec, Ryszard ; Hartill, Bruce ; Kagervall, Anders ; Kapiris, Kostas ; Karlsson, Martin ; Kleiven, Alf Ring ; Lejk, Adam M ; Levrel, Harold ; Lovell, Sabrina ; Lyle, Jeremy ; Moilanen, Pentti ; Monkman, Graham ; Morales‐Nin, Beatriz ; Mugerza, Estanis ; Martinez, Roi ; O'Reilly, Paul ; Olesen, Hans Jakob ; Papadopoulos, Anastasios ; Pita, Pablo ; Radford, Zachary ; Radtke, Krzysztof ; Roche, William ; Rocklin, Delphine ; Ruiz, Jon ; Scougal, Callum ; Silvestri, Roberto ; Skov, Christian ; Steinback, Scott ; Sundelöf, Andreas ; Svagzdys, Arvydas ; Turnbull, David ; van derHammen, Tessa ; vanVoorhees, David ; vanWinsen, Frankwin ; Verleye, Thomas ; Veiga, Pedro ; Vølstad, Jon‐Helge ; Zarauz, Lucia ; Zolubas, Tomas ; Strehlow, Harry V.
in: Fish and Fisheries, vol: 19, issue: 2, pages: 225-243

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1111/faf.12251

2017
 

DTU Aqua undersøger trollingfiskeriet i Østersøen

Pedersen, Stig ; Olesen, Hans Jakob

Type: Net publication - Internet publication

Status: Published     |    År: 2017

  PDF

Effectiveness of fully documented fisheries to estimate discards in a participatory research scheme

Mortensen, Lars O. ; Ulrich, Clara ; Olesen, Hans Jakob ; Bergsson, Heidrikur ; Berg, Casper Willestofte ; Tzamouranis, Nikolaos ; Dalskov, Jørgen
in: Fisheries Research, vol: 187, pages: 150-157

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1016/j.fishres.2016.11.010

 

Forskere hjælper fynske havørreder

Olesen, Hans Jakob ; Skov, Christian ; Reeh, Line
in: Havørred Fyn - fiskemagasin , pages: 34-35

Type: Journal article

Status: Published     |    År: 2017

  PDF

Reducing discards without reducing profit: Free gear choice in a Danish result-based management trial

Mortensen, Lars O. ; Ulrich, Clara ; Qvist Eliasen, Søren ; Olesen, Hans Jakob
in: ICES Journal of Marine Science, vol: 74, issue: 5, pages: 1469-1479

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1093/icesjms/fsw209

  PDF

Remote electronic monitoring and the landing obligation – some insights into fishers’ and fishery inspectors’ opinions

Schreiber Plet-Hansen, Kristian ; Qvist Eliasen, Søren ; Mortensen, Lars O. ; Bergsson, Heiðrikur ; Olesen, Hans Jakob ; Ulrich, Clara
in: Marine Policy, vol: 76, pages: 98-106

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1016/j.marpol.2016.11.028

2016
 

1.500 mærkede torsk skal give bedre bestandsvurdering

Hüssy, Karin ; Olesen, Hans Jakob ; Hansen, Kim Kær ; Lund, Henrik S.
in: Fiskeritidende, vol: 23, issue: 37, pages: 11

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2016

 

MINIDISC-projektet fik afprøvet det frie redskabsvalg

Mortensen, Lars O. ; Ulrich, Clara ; Olesen, Hans Jakob ; Eliasen, Søren Qvist ; Lund, Henrik S.
in: Fiskeritidende, vol: 23, issue: 25, pages: 16

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2016

 

Tobis skrabetogtet viste lave forekomster af tobis

Olesen, Hans Jakob ; Vinther, Morten ; Rindorf, Anna
in: Fiskeritidende, vol: 23, issue: 4, pages: 6

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2016

2015
  PDF

Discarding of cod in the Danish Fully Documented Fisheries trials

Ulrich, Clara ; Olesen, Hans Jakob ; Bergsson, Heidrikur ; Egekvist, Josefine ; Håkansson, Kirsten Birch ; Dalskov, Jørgen ; Kindt-Larsen, Lotte ; Storr-Paulsen, Marie
in: ICES Journal of Marine Science, vol: 72, issue: 6, pages: 1848-1860

Type: Journal article (Peer reviewed)

Status: E-pub ahead of print     |    År: 2015     |    DOI: https://doi.org/10.1093/icesjms/fsv028

 

Empowering fishermen towards the landing obligations, with their own technical solutions

Mortensen, Lars O. ; Olesen, Hans Jakob ; Egekvist, Josefine ; Rindorf, Anna ; Ulrich, Clara
Presented at:
XXII Annual European Association of Fisheries Economists

Type: Conference abstract for conference

Status: Published     |    År: 2015

  PDF
  PDF

Fully documented fisheries - is remote electronic monitoring the future tool in fisheries control?

Schreiber Plet-Hansen, Kristian ; Ulrich, Clara ; Olesen, Hans Jakob ; Mortensen, Lars O. ; Bergsson, Heidrikur
Presented at:
ICES Annual Science Conference 2015

Type: Poster

Status: Published     |    År: 2015

  PDF

Relaxing technical regulations under the Landings Obligation – effects on the discard ratio

Mortensen, Lars O. ; Olesen, Hans Jakob ; Qvist Eliasen, Søren ; Egekvist, Josefine ; Rindorf, Anna ; Ulrich, Clara
Presented at:
ICES Annual Science Conference 2015

Type: Conference abstract for conference

Status: Published     |    År: 2015

2014
 

DTU Aqua søger fiskere til discardprojekt

Ulrich, Clara ; Olesen, Hans Jakob ; Dalskov, Jørgen
in: Fiskeritidende, vol: 21, issue: 14, pages: 12

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2014

 

DTU og fiskere samarbejder om optimering af fangstmuligheder

Ulrich, Clara ; Olesen, Hans Jakob ; Dalskov, Jørgen
in: Fiskeritidende, vol: 21, issue: 21, pages: 16

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2014

 

Projektet MINIDISC sættes i gang

Ulrich, Clara ; Olesen, Hans Jakob ; Fischer, Kenn Skau
in: Fiskeritidende, vol: 21, issue: 37, pages: 12

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2014

2013
2012
  PDF

Danish Catch Quota Management trials – application and results

Dalskov, Jørgen ; Olesen, Hans Jakob ; Møller, Erik ; Jensen, Søren P. ; Jensen, Mik ; Schultz, Flemming ; Schou, Mogens

Type: Report

Status: Published     |    År: 2012

 

Tobis skrabetogt viser lave forekomster af tobis

Rindorf, Anna ; Olesen, Hans Jakob
in: Fiskeritidende, vol: 19, issue: 3, pages: 7

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2012

2011
 

Brislingeprøver fra fiskerne til DTU Aqua

Olesen, Hans Jakob
in: Fiskeritidende, vol: 18, issue: 40, pages: 13

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2011

  PDF

Fuldt dokumenteret fiskeri: Elektronisk monitering af fiskeriet

Olesen, Hans Jakob ; Dalskov, Jørgen
Presented at:
DanFish International

Type: Poster

Status: Published     |    År: 2011

 

Potential bias in estimates of abundance and distribution of North Sea cod (Gadus morhua) due to strong winds prevailing prior or during a survey

Wieland, Kai ; Olesen, Hans Jakob ; Pedersen, Eva Maria ; Beyer, Jan
in: Fisheries Research, vol: 110, issue: 2, pages: 325-330

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2011     |    DOI: https://doi.org/10.1016/j.fishres.2011.04.023

 

The REX-project: Cod at ship wrecks in the North Sea – residence and effect of environmental factors

Karlsen, Junita ; Olesen, Hans Jakob ; Andersen, Niels Gerner ; Thygesen, Uffe Høgsbro
Presented at:
70th International Fishing Fair

Type: Conference abstract for conference

Status: Published     |    År: 2011

 

Vigtigt med tobisprøver fra fiskerne til DTU Aqua

Olesen, Hans Jakob
in: Fiskeritidende, vol: 18, issue: 20, pages: 9

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2011

2010
 

Changes of cod abundance in the north-eastern central North Sea based on surveys with commercial fishing vessels in 2006 to 2009

Wieland, Kai ; Pedersen, Eva Maria ; Olesen, Hans Jakob ; Beyer, Jan
part of: ICES WGNSSK, 2010
Presented at:
ICES Working Group on the Assessment of Demersal Stocks in the North Sea and Skagerrak

Type: Article in proceedings

Status: Published     |    År: 2010

 

Estimating a catchability coefficient for a commercial fishing vessel

Olesen, Hans Jakob ; Wieland, Kai ; Thygesen, Uffe Høgsbro ; Beyer, Jan
Presented at:
70th International Fishing Fair

Type: Poster

Status: Published     |    År: 2010

 

RESOURCE-projektet er i gang

Pedersen, Eva Maria ; Olesen, Hans Jakob ; Wieland, Kai ; Beyer, Jan
in: Fiskeritidende, vol: 17, issue: 41, pages: 8

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2010

 

The OSkar project: a collaborative fishermen-scientist project on "Optimizing sustainable use of fish resources in the Skagerrak"

Wieland, Kai ; Pedersen, Eva Maria ; Olesen, Hans Jakob ; Lund, Henrik S. ; Andersen, Niels Gerner ; Poulsen, Jens ; Nielsen, Jesper ; Jakobsen, John ; Pedersen, Claus H. ; Hansen, Jan ; Beyer, Jan
Presented at:
70th International Fishing Fair

Type: Poster

Status: Published     |    År: 2010

 

The REX project: a collaborative fishers-scientists project on the geographical distribution of Atlantic cod in the northeastern part of the central North Sea

Pedersen, Eva Maria ; Wieland, Kai ; Olesen, Hans Jakob ; Andersen, Niels Gerner ; Kaspersen, Maria ; Karlsen, Junita ; Bolt, T. ; Nielsen, K. ; Nees, T. ; Madsen, K. ; Beyer, Jan
Presented at:
70th International Fishing Fair

Type: Poster

Status: Published     |    År: 2010

2009
 

At vrage eller ikke at vrage - torskens valg på skibsvrag

Karlsen, Junita ; Olesen, Hans Jakob ; Andersen, Niels Gerner
in: Fiskeritidende, vol: 16, issue: 28-32, pages: 6

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2009

 

Behaviour of large Atlantic cod at ship wrecks and similar rough bottom structures in the north-eastern part of the central North Sea

Karlsen, Junita ; Olesen, Hans Jakob ; Andersen, Niels Gerner
part of: ICES C.M., pages: 1-14, 2009, International Council for the Exploration of the Sea, Copenhagen
Presented at:
ICES Council Meeting 2009

Type: Article in proceedings

Status: Published     |    År: 2009

 

Cod at shipwrecks in the North Sea–residence and effect of environmental factors

Karlsen, Junita ; Olesen, Hans Jakob ; Andersen, Niels Gerner ; Thygesen, Uffe Høgsbro
Presented at:
The 8th conference on fish telemetry, Umeå, Sweden, September 14-18

Type: Poster

Status: Published     |    År: 2009

 

Effect of bottom type on catch rates of North Sea cod (Gadus morhua) in surveys with commercial fishing vessels

Wieland, Kai ; Pedersen, Eva Maria ; Olesen, Hans Jakob ; Beyer, Jan
in: Fisheries Research, vol: 96, issue: 2-3, pages: 244-251

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2009     |    DOI: https://doi.org/10.1016/j.fishres.2008.11.010

 

Estimating abundance and biomass of North Sea cod based on surveys with commercial fishing vessels

Wieland, Kai ; Pedersen, Eva Maria ; Olesen, Hans Jakob ; Berg, C. ; Beyer, Jan
part of: ICES C.M., pages: 1-28, 2009, International Council for the Exploration of the Sea, Copenhagen
Presented at:
ICES Council Meeting 2009

Type: Article in proceedings

Status: Published     |    År: 2009

 

Estimating a catchability coefficient for a commercial fishing vessel

Olesen, Hans Jakob ; Wieland, Kai ; Thygesen, Uffe Høgsbro ; Beyer, Jan
Presented at:
ICES Council Meeting 2009

Type: Poster

Status: Published     |    År: 2009

 

Hvor er torskene og hvad har de gang i?

Olesen, Hans Jakob ; Karlsen, Junita ; Andersen, Niels Gerner
in: Fiskeritidende, vol: 16, issue: 19, pages: 11

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2009

 

Miljøfaktorer styrer store torsks ophold på vrag

Olesen, Hans Jakob ; Karlsen, Junita ; Andersen, Niels Gerner
in: Fiskeritidende, vol: 15, issue: 51, pages: 25

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2009

 

REX - sommertogtet fangede flere små torsk end sidste år

Wieland, Kai ; Olesen, Hans Jakob
in: Fiskeritidende, vol: 16, issue: 44, pages: 8

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2009

 

Vintertogt i REX-projektet

Olesen, Hans Jakob ; Wieland, Kai
in: Fiskeritidende, vol: 16, issue: 11, pages: 10

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2009

2008
 

REX-projektet: Mærkning af gydetorsk i Nordsøen/Skagerrak

Karlsen, Junita ; Olesen, Hans Jakob ; Andersen, Niels Gerner
in: Fiskeri Tidende, vol: 15, issue: 11-12, pages: 7

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2008

 

Torskeadfærd og bøjer i bevægelse

Karlsen, Junita ; Olesen, Hans Jakob ; Andersen, Niels Gerner
in: Fiskeri Tidende, vol: 15, issue: 34, pages: 6

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2008

2007
 

Forskelllige redskabstyper er vigtige i REX II-forsøgsfiskeriet

Olesen, Hans Jakob
in: Fiskeritidende, issue: 50, pages: 9

Type: Journal article

Status: Published     |    År: 2007

 

Kommer torsken tilbage til vraget?

Olesen, Hans Jakob ; Karlsen, Junita
in: Fiskeri Tidende, issue: 28-32, pages: 10

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2007

 

REX II på februartogtet 2007

Olesen, Hans Jakob ; Pedersen, Eva Maria
in: Fiskeritidende, issue: 15, pages: 12

Type: Journal article

Status: Published     |    År: 2007

 

REX på hot spots

Neuenfeldt, Stefan ; Olesen, Hans Jakob ; Karlsen, Junita
in: Fiskeri Tidende, issue: 40, pages: 7

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2007

 

Torskeadfærd på vrag i Nordsøen

Olesen, Hans Jakob ; Karlsen, Junita
in: Fiskeri Tidende, issue: 24, pages: 11

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2007

 

Torskemærkninger i Øresund

Neuenfeldt, Stefan ; Karlsen, Junita ; Olesen, Hans Jakob
in: Fiskeri Tidende, issue: 43, pages: 13

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2007

 

Torsk på hotspots

Olesen, Hans Jakob ; Karlsen, Junita
in: Fiskeri Tidende, issue: 21, pages: 8

Type: Contribution to newspaper - Newspaper article

Status: Published     |    År: 2007

2005
 

Marin habitatrestaurering: Havets vidundermedicin

Dolmer, Per ; Støttrup, Josianne ; Olesen, Hans Jakob
in: Miljø og vandpleje, vol: 31, pages: 8-13

Type: Journal article

Status: Published     |    År: 2005