Niels Jepsen

Niels Jepsen

Senior Researcher

DTU AQUA
National Institute of Aquatic Resources

Section for Freshwater Fisheries Ecology

Technical University of Denmark

Vejlsøvej 39

8600 Silkeborg

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2018
 

A comparative study of three different methods for assessing fish communities in a small eutrophic lake

Ravn, Henrik Dalby ; Lauridsen, Torben Linding ; Jepsen, Niels ; Jeppesen, Erik ; Hansen, Peter Gruth ; Hansen, Johan Gruth ; Berg, Søren
in: Ecology of Freshwater Fish

Type: Journal article (Peer reviewed)

Status: Accepted/In press     |    Year: 2018     |    DOI: https://doi.org/10.1111/eff.12457

 

Change of foraging behavior of cormorants and the effect on river fish

Jepsen, Niels ; Ravn, Henrik Dalby ; Pedersen, Stig
in: Hydrobiologia, vol: 820, issue: 1, pages: 189-199

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1007/s10750-018-3656-2

  PDF

Competition for the fish - fish extraction from the Baltic Sea by humans, aquatic mammals and birds

Hansson, Sture ; Bergström, Ulf ; Bonsdorff, E. ; Härkönen, Tero ; Jepsen, Niels ; Kautsky, Lena ; Lundström, Karl ; Lunneryd, Sven-Gunnar ; Overgaard, Maria ; Salminen, Juhani ; Sendek, Dmitry ; Vetemaa, Markus
in: ICES Journal of Marine Science, vol: 75, issue: 3, pages: 999-1008

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1093/icesjms/fsx207

 

Forbavsende få søørreder fra Mossø

Jepsen, Niels ; Ravn, Henrik Dalby ; Nielsen, Jan

Type: Net publication - Internet publication

Status: Published     |    Year: 2018

 

Headwater streams in the EU Water Framework Directive: Evidence-based decision support to select streams for river basin management plans

Baattrup-Pedersen, Annette ; Larsen, Søren Erik ; Andersen, Dagmar K. ; Jepsen, Niels ; Nielsen, Jan ; Rasmussen, Jes
in: Science of the Total Environment, vol: 613-614, pages: 1048-1054

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1016/j.scitotenv.2017.09.199

  PDF

Laksebestanden i Storå 2015

Pedersen, Stig ; Koed, Anders ; Jepsen, Niels

Type: Report

Status: Published     |    Year: 2018

 

Opgang af laks i Ribe Å i 2017

Jepsen, Niels ; Koed, Anders ; Sivebæk, Finn

Type: Net publication - Internet publication

Status: Published     |    Year: 2018

 

Opgang af laks og havørreder i Kongeå i 2017

Jepsen, Niels ; Koed, Anders ; Sivebæk, Finn

Type: Net publication - Internet publication

Status: Published     |    Year: 2018

 

Opgangen af laks i Skjern Å 2017

Jepsen, Niels ; Koed, Anders ; Sivebæk, Finn

Type: Net publication - Internet publication

Status: Published     |    Year: 2018

 

Response to comments by Heikinheimo et al. (in press) on Hansson et al. (2018): competition for the fish—fish extraction from the Baltic Sea by humans, aquatic mammals, and birds

Hansson, Sture ; Kautsky, Lena ; Bergström, Ulf ; Bonsdorff, Erik ; Jepsen, Niels ; Lundström, Karl ; Lunneryd, Sven-Gunnar ; Ovegård, Maria ; Salmi, Juhani ; Sendek, Dmitry ; Vetemaa, Markus
in: ICES Journal of Marine Science, vol: 75, issue: 5, pages: 1837-1839

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1093/icesjms/fsy087

 

Stadig mange ørreder ved Voervadsbro og Vilholt – men få stallinger

Ravn, Henrik Dalby ; Jepsen, Niels ; Nielsen, Jan

Type: Net publication - Internet publication

Status: Published     |    Year: 2018

 

Stallingen er gået tilbage ved Tørring, men der er kommet mere ørredyngel

Ravn, Henrik Dalby ; Jepsen, Niels ; Nielsen, Jan

Type: Net publication - Internet publication

Status: Published     |    Year: 2018

2017
 

3.400 laks vandrede op i Skjern Å i 2016

Jepsen, Niels

Type: Net publication - Internet publication

Status: Published     |    Year: 2017

 

Brown trout on the move - migration ecology and methodology: Biology, ecology and management

Aarestrup, Kim ; Jepsen, Niels ; Thorstad, Eva B.
part of: Brown Trout: Biology, Ecology and Management, pages: 401-444, 2017, Wiley

Type: Book chapter (Peer reviewed)

Status: Published     |    Year: 2017

 

Cormorant predation overlaps with fish communities and commercial-fishery interest in a Swedish lake

Ovegård, K. M. ; Öhman, K. ; Mikkelsen, Jørgen Skole ; Jepsen, Niels
in: Marine and Freshwater Research, vol: 68, issue: 9, pages: 1677-1685

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1071/MF16227

 

En stor opgang af laks i Varde Å er stadig afhængig af udsætninger

Jepsen, Niels

Type: Net publication - Internet publication

Status: Published     |    Year: 2017

  PDF

Fish. Wadden Sea Quality Status Report 2017

Tulp, I. ; Bolle, L.J. ; Dänhardt, A. ; de Vries, P. ; Haslob, H. ; Jepsen, Niels ; Scholle, J. ; van der Veer, H.W.

Type: Report

Status: Published     |    Year: 2017

  PDF

Performance of fast-absorbable suture and histo-glue in closing incisions in Brown trout

Jepsen, Niels ; Larsen, Martin Hage ; Aarestrup, Kim
in: Transactions of the American Fisheries Society, vol: 146, pages: 1233-1237

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1080/00028487.2017.1370016

  PDF

Pike (Esox lucius L.) on the edge: consistent individual movement patterns in transitional waters of the western Baltic

Jacobsen, Lene ; Bekkevold, Dorte ; Berg, Søren ; Jepsen, Niels ; Koed, Anders ; Aarestrup, Kim ; Baktoft, Henrik ; Skov, Christian
in: Hydrobiologia, vol: 784, issue: 1, pages: 143–154

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1007/s10750-016-2863-y

  PDF

Shining a light on the loss of rheophilic fish habitat in lowland rivers as a forgotten consequence of barriers and its implications for management

Birnie-Gauvin, Kim ; Aarestrup, Kim ; Riis, Torsten M. O. ; Jepsen, Niels ; Koed, Anders
in: Aquatic Conservation : Marine and Freshwater Ecosystems, vol: 27, issue: 6, pages: 1345-1349

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1002/aqc.2795

 

Snæblen - Vadehavets tiger

Jepsen, Niels
in: Nationalpark magasin, issue: 4, pages: 43-48

Type: Journal article

Status: Published     |    Year: 2017

 

Stallingen bør fredes endnu tre år

Jepsen, Niels

Type: Net publication - Internet publication

Status: Published     |    Year: 2017

 

Survival and growth compared between wild and farmed eel stocked in freshwater ponds

Pedersen, Michael Ingemann ; Jepsen, Niels ; Rasmussen, Gorm
in: Fisheries Research, vol: 194, pages: 112-116

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/j.fishres.2017.05.013

  PDF

Survival and growth compared between wild and farmed eel stocked in freshwater ponds

Pedersen, Michael Ingemann ; Jepsen, Niels ; Rasmussen, Gorm
Presented at:
UK International Eel Science Symposium

Type: Poster

Status: Published     |    Year: 2017

2016
 

Aborrer og gedder i brakvand - betydningen af ferskvandsområder for gydning

Jacobsen, Lene ; Berg, Søren ; Skov, Christian ; Nielsen, Jan ; Aarestrup, Kim ; Jepsen, Niels ; Christensen, Emil Aputsiaq Flindt ; Skovrind, Mikkel ; Højrup, Lasse Birch
Presented at:
Dansk Ferskvandssymposium 2016

Type: Poster

Status: Published     |    Year: 2016

 

Behov av nordiskt samarbete i skarvfrågan

Jepsen, Niels
in: Fiskeritidsskrift för Finland, issue: 2, pages: 9-12

Type: Journal article

Status: Published     |    Year: 2016

 

Knowledge exchange for efficient passage of fish in the southern hemispere (KEEPFISH)

Wilkes, M. A. ; Aarestrup, Kim ; Jepsen, Niels ; Ettmer, B. ; Franklin, Joel P. ; Baker, C. ; Habit, E. ; Link, O. ; Kemp, John P. ; Pompeu, P. ; Silva, L. ; Webb, Natalie A. ; Stewardson, M.
Presented at:
11th International Symposium on Ecohydraulics 2016

Type: Conference abstract for conference

Status: Published     |    Year: 2016

 

Laksebestanden er mangedoblet i Sneum Å

Jepsen, Niels ; Koed, Anders ; Sivebæk, Finn

Type: Net publication - Internet publication

Status: Published     |    Year: 2016

  PDF

Laksebestanden i Ribe Å 2014

Pedersen, Stig ; Koed, Anders ; Aarestrup, Kim ; Jepsen, Niels ; Sivebæk, Finn

Type: Report

Status: Published     |    Year: 2016

 

Laksen i Storå skal fremover klare sig uden udsætninger

Sivebæk, Finn ; Koed, Anders ; Eg Nielsen, Einar ; Jepsen, Niels ; Aarestrup, Kim

Type: Net publication - Internet publication

Status: Published     |    Year: 2016

 

Merimetsot tulevat

Jepsen, Niels
in: Kalastaja, pages: 8-9

Type: Journal article

Status: Published     |    Year: 2016

 

Ny forvaltningsplan for skarv

Jepsen, Niels

Type: Net publication - Internet publication

Status: Published     |    Year: 2016

 

Oddere er hårde ved ørrederne i Gudenåen

Jepsen, Niels

Type: Net publication - Internet publication

Status: Published     |    Year: 2016

  PDF

Opdatering af naturfaglige kriterier for afgrænsning af vandløb

Baattrup-Pedersen, Annette ; Kjeldgaard, Ane ; Jepsen, Niels ; Nielsen, Jan ; Jessen Rasmussen, Jes ; Andersen, Hans Estrup ; Larsen, Søren Erik

Type: Memorandum

Status: Published     |    Year: 2016

 

Research on wildlife and wild fish

Jepsen, Niels

Type: Net publication - Internet publication

Status: Published     |    Year: 2016

 

Stor fremgang for Storåens laksebestand

Jepsen, Niels ; Koed, Anders ; Sivebæk, Finn

Type: Net publication - Internet publication

Status: Published     |    Year: 2016

 

Ten practical realities for Institutional Animal Care and Use Committees when evaluating protocols dealing with fish in the field

Cooke, Steven J. ; Wilson, Alexander D. M. ; Elvidge, Chris K. ; Lennox, Robert J. ; Jepsen, Niels ; Colotelo, Alison H. ; Brown, Richard S.
in: Reviews in Fish Biology and Fisheries, vol: 26, issue: 1, pages: 123-133

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1007/s11160-015-9413-y

 

Usædvanlig få fisk i Kongeåen

Ravn, Henrik Dalby ; Jepsen, Niels

Type: Net publication - Internet publication

Status: Published     |    Year: 2016

2015
 

Relativ forekomst af fiskesamfund i en dansk fjord – med speciel fokus på Europæisk ål og sortmundet kutling

Christoffersen, Mads ; Jepsen, Niels ; Pedersen, Michael Ingemann ; Støttrup, Josianne ; Dorow, Malte
Presented at:
18. Danske Havforskermøde

Type: Conference abstract for conference

Status: Published     |    Year: 2015

 

Stallinger kæmper for deres overlevelse i vandløbene

Jepsen, Niels

Type: Net publication - Internet publication

Status: Published     |    Year: 2015

  PDF

Status for stalling og bækørred 2014

Jepsen, Niels

Type: Report

Status: Published     |    Year: 2015

  PDF

The use of external electronic tags on fish: an evaluation of tag retention and tagging effects

Jepsen, Niels ; Thorstad, Eva B. ; Havn, Torgeir ; Lucas, Martyn C.
in: Animal Biotelemetry, vol: 3

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1186/s40317-015-0086-z

2014
  PDF

Cormorant predation on PIT-tagged lake fish

Skov, Christian ; Jepsen, Niels ; Baktoft, Henrik ; Jansen, Teunis ; Pedersen, Stig ; Koed, Anders
in: Journal of Limnology, vol: 73, issue: 1, pages: 177-186

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.4081/jlimnol.2014.715

 

Dansk fiskeindeks for vandløb (DFFV)

Kristensen, Esben Astrup ; Jepsen, Niels ; Nielsen, Jan ; Pedersen, Stig ; Koed, Anders

Type: Report

Status: Published     |    Year: 2014

  PDF

Does cortisol manipulation influence outmigration behaviour, survival and growth of sea trout? A field test of carryover effects in wild fish

Midwood, Jonathan D. ; Larsen, Martin Hage ; Boel, Mikkel ; Jepsen, Niels ; Aarestrup, Kim ; Cook, Steven J.
in: Marine Ecology Progress Series, vol: 496, pages: 135-144

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.3354/meps10524

 

Effect of boat noise and angling on lake fish behaviour

Jacobsen, Lene ; Baktoft, Henrik ; Jepsen, Niels ; Aarestrup, Kim ; Berg, Søren ; Skov, Christian
in: Journal of Fish Biology, vol: 84, issue: 6, pages: 1768-1780

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1111/jfb.12395

 

Færre laks i Skjern Å i sæsonen 2013

Jepsen, Niels ; Koed, Anders ; Sivebæk, Finn

Type: Net publication - Internet publication

Status: Published     |    Year: 2014

 

Fish surgery – A dirty business? Comments to a letter submitted by D. Mulcahy and C.A. Harms

Jepsen, Niels ; Boutrup, Torsten Snogdal ; Midwood, Jonathan D. ; Koed, Anders
in: Fisheries Research, vol: 156, issue: 16, pages: 6-8

Type: Comment/debate (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1016/j.fishres.2014.02.029

 

Flere end 1.200 laks vandrer hvert år op i Storå fra Atlanterhavet

Jepsen, Niels ; Koed, Anders ; Sivebæk, Finn

Type: Net publication - Internet publication

Status: Published     |    Year: 2014

 

Rovfisk på menuen

Skov, Christian ; Jepsen, Niels ; Baktoft, Henrik ; Koed, Anders
in: Sportsfiskeren, issue: 1, pages: 14-15

Type: Journal article

Status: Published     |    Year: 2014

 

Rovfisk på menuen

Skov, Christian ; Jepsen, Niels ; Baktoft, Henrik ; Koed, Anders
in: Fritidsfiskeren, vol: 34, issue: 2, pages: 14

Type: Journal article

Status: Published     |    Year: 2014

 

Skader skarven søerne

Skov, Christian ; Jepsen, Niels ; Baktoft, Henrik ; Koed, Anders
in: Sportsfiskeren, issue: 1, pages: 16-17

Type: Journal article

Status: Published     |    Year: 2014

 

Skarvprædation på søfisk: Et indblik fra Viborg Søerne

Skov, Christian ; Jepsen, Niels ; Baktoft, Henrik ; Pedersen, Stig ; Koed, Anders
in: Vand & Jord, vol: 21, issue: Marts, pages: 34-38

Type: Journal article

Status: Published     |    Year: 2014

 

Surgical insertion of transmitters and telemetry methods in fisheries research

Rub, A. Michelle Wargo ; Jepsen, Niels ; Liedtke, Theresa L. ; Moser, Mary L. ; Weber III, E. P. Scott
in: American Journal of Veterinary Research, vol: 75, issue: 4, pages: 402-416

Type: Review (Peer reviewed)

Status: Published     |    Year: 2014

 

Tagging fish in the field: Ethical and procedural considerations

Jepsen, Niels ; Aarestrup, Kim ; Cooke, Steven J.
in: Journal of Fish and Wildlife Management, vol: 5, issue: 2, pages: 441-444

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.3996/122013-JFWM-077

 

Uhyggeligt besøg hos skarverne på Ormø

Jepsen, Niels
in: Danske Fritidsfiskere, issue: 4, pages: 31

Type: Journal article

Status: Published     |    Year: 2014

 

Vandplanerne - forslag til fiskeindeks for ørred

Pedersen, Stig ; Jepsen, Niels ; Nielsen, Jan ; Baktoft, Henrik ; Kristensen, Esben ; Koed, Anders
Presented at:
Ferskvandssymposium Aarhus Universitet

Type: Conference abstract for conference

Status: Published     |    Year: 2014

 
2013
 

Betydningen af skarvernes prædation på fiskebestandene

Jepsen, Niels
in: Miljø- & vandpleje, issue: 38, pages: 18-25

Type: Journal article

Status: Published     |    Year: 2013

 

Cormorants in Denmark

Jepsen, Niels ; Olesen, Thomas
part of: Human-Wildlife Conflicts in Europe, pages: 165-183, 2013, Springer, Berlin

Type: Book chapter (Peer reviewed)

Status: Published     |    Year: 2013

 

Dårlige bestande af stalling og bækørred i Råsted Lilleå

Jepsen, Niels

Type: Net publication - Internet publication

Status: Published     |    Year: 2013

  PDF

Does the level of asepsis impact the success of surgically implanting tags in Atlantic salmon?

Jepsen, Niels ; Boutrup, Torsten S. ; Midwood, Jonathan D. ; Koed, Anders
in: Fisheries Research, vol: 147, pages: 344-348

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1016/j.fishres.2013.07.017

 

Gydebestand af laks i Varde Å og Ribe Å i 2012

Jepsen, Niels ; Sivebæk, Finn

Type: Net publication - Internet publication

Status: Published     |    Year: 2013

 

Human - wildlife conflicts in Europe

Klenke, R.A. (Editor) ; Ring, I. (Editor) ; Kranz, A. (Editor) ; Jepsen, Niels ; Rauschmayer, F. (Editor) ; Henle, K. (Editor)

Type: Book (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1007/978-3-540-34789-7

 

Opgang af laks i Skjern Å i 2011

Jepsen, Niels ; Koed, Anders

Type: Net publication - Internet publication

Status: Published     |    Year: 2013

2012
  PDF

Decline of the North Sea houting: protective measures for an endangered anadromous fish

Jepsen, Niels ; Deacon, Michael ; Koed, Anders
in: Endangered Species Research, vol: 16, pages: 77-84

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.3354/esr00386

 

Effect of antropogenic disturbances on lake fish individual behaviour

Jacobsen, Lene ; Baktoft, Henrik ; Berg, Søren ; Jepsen, Niels ; Skov, Christian ; Aarestrup, Kim
Presented at:
Annual International Symposium of the Fisheries Society of the British Isles

Type: Poster

Status: Published     |    Year: 2012

 

Effekten af rekreative aktiviteter på fiskenes adfærd i en lille sø

Jacobsen, Lene ; Baktoft, Henrik ; Berg, Søren ; Jepsen, Niels ; Skov, Christian ; Aarestrup, Kim
Presented at:
Ferskvandssymposium på Syddansk Universitet

Type: Conference abstract for conference

Status: Published     |    Year: 2012

 

Loss of European silver eel passing a hydropower station

Pedersen, Michael Ingemann ; Jepsen, Niels ; Aarestrup, Kim ; Koed, Anders ; Pedersen, Stig ; Økland, F.
in: Journal of Applied Ichthyology, vol: 28, issue: 2, pages: 189-193

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1111/j.1439-0426.2011.01913.x

 

Seasonal and diel effects on the activity of northern pike studied by high-resolution positional telemetry

Baktoft, Henrik ; Aarestrup, Kim ; Berg, Søren ; Boel, Mikkel ; Jacobsen, Lene ; Jepsen, Niels ; Koed, Anders ; Svendsen, Jon Christian ; Skov, Christian
in: Ecology of Freshwater Fish, vol: 21, issue: 3, pages: 386-394

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1111/j.1600-0633.2012.00558.x

2011
 

Can metabolic properties explain variation in individual behaviour?

Baktoft, Henrik ; Jacobsen, Lene ; Sørensen, Mikkel Boel ; Pedersen, Martin Wæver ; Jepsen, Niels ; Koed, Anders ; Skov, Christian ; Berg, Søren ; Aarestrup, Kim ; Svendsen, Jon Christian
Presented at:
1st International Conference on Fish Telemetry

Type: Conference abstract for conference

Status: Published     |    Year: 2011

 

Disturbance by human activities on fish individual behaviour in a small lake

Jacobsen, Lene ; Baktoft, Henrik ; Berg, Søren ; Jepsen, Niels ; Skov, Christian ; Aarestrup, Kim
Presented at:
World Recreational Fisheries Congress

Type: Conference abstract for conference

Status: Published     |    Year: 2011

 

European silver eel migration and fisheries induced mortality in the Havel river system

Simon, J. ; Berends, K. ; Dörner, H. ; Jepsen, Niels ; Fladung, E.
in: River Research and Applications, vol: 28, issue: 9, pages: 1510-1518

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2011     |    DOI: https://doi.org/10.1002/rra.1530

 

Hvorfor er stallingen i kraftig tilbagegang?

Jepsen, Niels
in: Ferskvandsfiskeribladet, vol: 109, issue: 2

Type: Journal article

Status: Published     |    Year: 2011

 

Return of the king – The recovery of Danish salmon stocks

Jepsen, Niels
in: Pool 32 Magazine, issue: April, pages: 196-223

Type: Journal article

Status: Published     |    Year: 2011

 

Skarv bekymrer sportsfiskerne

Jepsen, Niels ; Rasmussen, K.
in: Sportsfiskeren, issue: April

Type: Journal article

Status: Published     |    Year: 2011

 

Skarven har ikke skylden for alle problemer

Jepsen, Niels
in: Danske Fritidsfiskere, issue: April, pages: 22-24

Type: Journal article

Status: Published     |    Year: 2011

 

Skarven i Danmark og den nye forvaltningsplan – en status

Jepsen, Niels ; Bregnballe, T.
in: Geirfuglen

Type: Journal article

Status: Published     |    Year: 2011

 

Stallingen er nu totalfredet

Jepsen, Niels ; Nielsen, Jan

Type: Net publication - Internet publication

Status: Published     |    Year: 2011

 

Status for skarven i Danmark

Jepsen, Niels ; Bregnballe, T.
in: Ferskvandsfiskeribladet, vol: 109, issue: 2

Type: Journal article

Status: Published     |    Year: 2011

 

Status på stallingen

Jepsen, Niels ; Nielsen, Jan

Type: Net publication - Internet publication

Status: Published     |    Year: 2011

2010
 

Fiskene og vandrammedirektivet

Jepsen, Niels
in: Miljø- & vandpleje, vol: 35, pages: 20-26

Type: Journal article

Status: Published     |    Year: 2010

 

Hvordan klarer fiskene sig gennem vinteren?

Jepsen, Niels ; Skov, Christian

Type: Net publication - Internet publication

Status: Published     |    Year: 2010

  PDF

Opgang og gydning af laks i Skjern Å-systemet 2008/2009

Koed, Anders ; Jepsen, Niels ; Baktoft, Henrik ; Larsen, Søren

Type: Report

Status: Published     |    Year: 2010

 

Survival and progression rates of large European silver eel Anguilla anguilla in late freshwater and early marine phases

Aarestrup, Kim ; Thorstad, Eva B. ; Koed, Anders ; Svendsen, Jon Christian ; Jepsen, Niels ; Pedersen, Michael Ingemann ; Økland, Finn
in: Aquatic Biology, vol: 9, issue: 3, pages: 263-270

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2010     |    DOI: https://doi.org/10.3354/ab00260

 

The use of coded wire tags to estimate cormorant predation on fish stocks in an estuary

Jepsen, Niels ; Klenke, Reinhard ; Sonnesen, Per Michael ; Bregnballe, Thomas
in: Marine and Freshwater Research, vol: 61, issue: 3, pages: 320-329

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2010

2009
 

Store opstemninger - store udfordringer

Jepsen, Niels
in: Miljø- & vandpleje, issue: 34, pages: 12-16

Type: Journal article

Status: Published     |    Year: 2009

2008
 

De vestjyske fjorde: 11. Skrubber som skarvføde

Nicolajsen, Hanne ; Bregnballe, Thomas ; Sonnesen, Per ; Jepsen, Niels
in: Nyhedsbrev / Samarbejdsprojekt om skarvregulering og fiskebestandene i de vestjyske fjorde, vol: 4, issue: 4, pages: 33-34

Type: Journal article

Status: Published     |    Year: 2008