Mathis von Ahnen

Mathis von Ahnen

Adjunkt

DTU AQUA
Institut for Akvatiske Ressourcer

Sektion for Akvakultur

Danmarks Tekniske Universitet

Kemitorvet

Bygning 201, rum 061

2800 Kgs. Lyngby

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Publikationer
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2019
 

Salinity affects nitrate removal and microbial composition of denitrifying woodchip bioreactors treating recirculating aquaculture system effluents

von Ahnen, Mathis ; Aalto, Sanni L. ; Suurnäkki, Suvi ; Tiirola, Marja ; Pedersen, Per Bovbjerg
in: Aquaculture, vol: 504, pages: 182-189

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1016/j.aquaculture.2019.01.068

2018
 

Nitrate removal from aquaculture effluents using woodchip bioreactors improved by adding sulfur granules and crushed seashells

von Ahnen, Mathis ; Pedersen, Per Bovbjerg ; Dalsgaard, Johanne
in: Water Science and Technology, vol: 77, issue: 9, pages: 2301-2310

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.2166/wst.2018.148

  PDF

Nutrient removal in a constructed wetland treating aquaculture effluent at short hydraulic retention time

Dalsgaard, Johanne ; von Ahnen, Mathis ; Naas, Christopher ; Pedersen, Per Bovbjerg
in: Aquaculture Environment Interactions, vol: 10, pages: 329-343

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.3354/aei00272

 

Performance of full-scale woodchip bioreactors treating effluents from commercial RAS

von Ahnen, Mathis ; Pedersen, Per Bovbjerg ; Dalsgaard, Johanne
in: Aquacultural Engineering, vol: 83, pages: 130-137

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1016/j.aquaeng.2018.10.004

  PDF

The composition of microbial community and denitrifying bacteria in full-scale woodchip fields

Suurnäkki, Suvi ; Aalto, Sanni ; von Ahnen, Mathis ; Tiirola, Marja ; Pedersen, Per Bovbjerg
Presented at:
17th International Symposium on Microbial Ecology (ISME)

Type: Conference abstract for conference

Status: Published     |    År: 2018

2017
  PDF

First experiences from full-scale denitrifying woodchip bioreactors operated end-of-pipe at commercial RAS

von Ahnen, Mathis ; Pedersen, Per Bovbjerg ; Dalsgaard, Anne Johanne Tang
part of: 4th NordicRAS Workshop on Recirculating Aquaculture Systems. Aalborg, Denmark, 12-13 October 2017, pages: 34, 2017, National Institute of Aquatic Resources, Technical University of Denmark
Presented at:
NordicRAS Workshop on Recirculating Aquaculture Systems

Type: Conference abstract in proceedings

Status: Published     |    År: 2017

 

Particle surface area and bacterial activity in recirculating aquaculture systems

Pedersen, Per Bovbjerg ; von Ahnen, Mathis ; Fernandes, Paulo ; Naas, Christopher ; Pedersen, Lars-Flemming ; Dalsgaard, Anne Johanne Tang
in: Aquacultural Engineering, vol: 78 A, pages: 18-23

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1016/j.aquaeng.2017.04.005

2016
 

Optimizing nitrate removal in woodchip beds treating aquaculture effluents

von Ahnen, Mathis ; Pedersen, Per Bovbjerg ; Hoffmann, Carl Christian ; Dalsgaard, Anne Johanne Tang
in: Aquaculture, vol: 458, pages: 47-54

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1016/j.aquaculture.2016.02.029

 

Start-up performance of a woodchip bioreactor operated end-of-pipe at a commercial fish farm—A case study

von Ahnen, Mathis ; Pedersen, Per Bovbjerg ; Dalsgaard, Anne Johanne Tang
in: Aquacultural Engineering, vol: 74, pages: 96-104

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1016/j.aquaeng.2016.07.002