Bjørn Erik Axelsen

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Forskningssjef
Telefon: 97144940
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Publikasjoner

Faglige foredrag

2017

Bacterial ulcer infections in land based production of large post smolts of Atlantic salmon.

Nina Sandlund, Marie Egenberg, Ingrid Uglenes Fiksdal, Bjørn Erik Eversvik Axelsen, Are Klevan
2006

From individual decisions to school dynamics of herring: Linking acoustic observations with individual based models

Rune Vabø, Bjørn Erik Eversvik Axelsen, Leif Nøttestad, Georg Skaret
2005

A natural "model" environment (MARE MINIMUM) for studies of ecosystem dynamics with emphasis on herring pre-spawning dynamics

Arne Johannessen, Leif Nøttestad, Bjørn Erik E Axelsen, Anders Fernø, Rune Vabø, Jan Tore Øvredal
2005

Spatial and temporal overlap and trophic interactions between Atlantic saithe (Pollachius virens) and Norwegian spring spawning herring (Clupea harengus) on herring spawning grounds

Aril Slotte, Arne Runde, Georg Skaret, Bjørn erik Axelsen, Anders Fernø, Arne Johannessen, Leif Nøttestad, Jan Tore Øvredal
2002

Spawning of herring - Day or night - Today or tomorrow

G. Skaret, Leif Nøttestad, Anders Fernø, Arne Johannessen, Bjørn Erik Axelsen
2001

Impact of herring spawning behaviour on acoustic abundance estimates

G. Skaret, Anders Fernø, Leif Nøttestad, Arne Johannessen, Bjørn Erik Axelsen

Poster

2003

Why do dolphins jump?

Leif Nøttestad, Bjørn Erik Eversvik Axelsen, Jens-Otto Krakstad, Bjørn Berland, Filomena Vaz-Velho, Graca Bauleth D'Almeida, Helge Nøttestad
2003

Xenobalanus globicipitis (Crustacea: Cirripedia) on Dusky Dolphin (Lagenorynchus obscurus) Off Namibia: Hitchhiker’s Guide to the Seas

Bjørn Berland, Jens-Otto Krakstad, Leif Nøttestad, Bjørn Erik Eversvik Axelsen
2003

Dusky dolphins (Lagenorhyncus obscurus) chasing horse mackerel (Trachurur trachurur cepensis) in deep water

Bjørn Erik Eversvik Axelsen, Jens Otto krakstad, Leif Nøttestad
2003

Dusky Dolphins (Lagenorhynchus obscurus): Fatty acid composition of their blubber and of their prey

Jens-Otto Krakstad, Ann-Kristin Halvorsen, Leif Nøttesstad, Otto Grahl-Nielsen, J.P. Roux, Bjørn Erik Axelsen, G.B. Almeida, F. Vaz-Velho
2003

Why do dolphins jump?

Leif Nøttestad, B. E. Axelsen, Jens-Otto Krakstad, B Berland, F. Vaz-Velho, G Bauleth-D'Almeida, H. Nøttestad
2003

Xenobalanus globicipitis (Crustacea: Cirripedia) on dusky dolphin (Lagenorhynhus obscurus) off SW Africa: Hitchhiker's guide to the seas

Bjørn Berland, Jens-Otto Krakstad, Leif Nøttestad, Bjørn E. Axelsen, F. Vaz-Velho, G Bauleth-D'Almeida

Vitenskapelige artikler (NVI)

2015

Regime shifts in demersal assemblages of the Benguela Current Large Marine Ecosystem: A comparative assessment

Stephen P. Kirkman, Dawit Yemane, Lara J. Atkinson, John Kathena, Silvi Edith Nsiangango, Larvika Singh, Bjørn Erik E Axelsen, Toufiek Samaai
Fisheries Oceanography 24 p. 15-30
2015

An evaluation of the bottom trawl surveys in the Benguela Current Large Marine Ecosystem

Bjørn Erik E Axelsen, Espen Johnsen
Fisheries Oceanography 24 p. 74-87
2015

Synthesis: Climate effects on biodiversity, abundance and distribution of marine organisms in the Benguela

Astrid Jarre, Laurence Hutchings, Stephen P. Kirkman, Anja Kreiner, Pedro C.M. Tchipalanga, Paulus I. Kainge, Uatjavi Uanivi, Anje K. van der Plas, Laura K. Blamey, Janet C. Coetzee, Tarron Lamont, Toufiek Samaai, Hans M. Verheye, Dawit Yemane, Bjørn Erik E Axelsen, Marek Ostrowski, Erling Kåre Stenevik, Harald Loeng
Fisheries Oceanography 24 p. 122-149
2014

State-dependent spatial and intra-school dynamics in pre-spawning herring Clupea harengus in a semi-enclosed ecosystem

Lise Langård, Ole Andreas Fatnes, Arne Johannessen, Georg Skaret, Bjørn Erik E Axelsen, Leif Nøttestad, Aril Slotte, Knut Helge Jensen, Anders Fernø
Marine Ecology Progress Series 501 p. 251-263
2014

Ecological aspects of fin whale and humpback whale distribution during summer in the Norwegian Sea

Leif Nøttestad, Lise Henriksen Doksæter, Bjørn Arne Krafft, Lise Langård, Valentine Anthonypillai, Matteo Bernasconi, Herdis Langøy, Bjørn Erik E Axelsen
Marine Ecology 35 p. 221-232
2014

Assessing changes in the distribution and range size of demersal fish populations in the Benguela Current Large Marine Ecosystem

Davit Yemane, Stephen P. Kirkman, John Kathena, Silvi E. N'siangango, Bjørn Erik E Axelsen, Toufiek Samaai
Reviews in Fish Biology and Fisheries 24 p. 463-483
2013

Identifying and characterizing demersal fish biodiversity hotspots in the Benguela Current Large Marine Ecosystem: relevance in the light of global changes

S.P. Kirkman, Dawit Yemane, J. Kathena, Samuel Mafwila, Silvi Edith Nsiangango, Toufiek Samaai, Bjørn Erik E Axelsen, Larvika Singh
ICES Journal of Marine Science 70 p. 943-954
2012

Temporal and spatial patterns in the abundance of jellyfish in the northern Benguela upwelling ecosystem and their link to thwarted pelagic fishery recovery

B A Flynn, A J Richardson, A. S. Brierley, D. C. Boyer, Bjørn Erik E Axelsen, L Scott, NE Moroff, Paulus I. Kainge, B M Tjizoo, MJ Gibbons
South African Journal of Marine Science 34 p. 131-146
2011

Acoustic observations of dusky dolphins Lagenorhyncus obscurus hunting Cape horse mackerel Trachurus capensis off Namibia

Matteo Bernasconi, Leif Nøttestad, Bjørn Erik E Axelsen, Jens-Otto Krakstad
Marine Ecology Progress Series 429 p. 209-218
2010

Day-night differences in Cunene horse mackerel (Trachurus trecae) acoustic relative densities off Angola

Filomena Vaz Velho, Pedro Barros, Bjørn Erik E Axelsen
ICES Journal of Marine Science 67 p. 1004-1009
2010

Dusky dolphins Lagenorhynchus obscurus and Cape fur seals Arctocephalus pusillus pusillus: fatty acid composition of their blubber and prey species

Otto Grahl-Nielsen, Jens-Otto Krakstad, Leif Nøttestad, Bjørn Erik Axelsen
South African Journal of Marine Science 32 p. 187-196
2006

Pre-spawning herring in a protected area showed only moderate reaction to a surveying vessel

Georg Skaret, Aril Slotte, Nils Olav Handegard, Bjørn Erik Axelsen, Roar Jørgensen
Fisheries Research 78 p. 359-367
2005

The behaviour of spawning herring in relation to a survey vessel.

Georg Skaret, Bjørn Erik Eversvik Axelsen, Leif Nøttestad, Anders Fernö, Arne Johannessen
ICES Journal of Marine Science 62 p. 1061-1064
2005

The behaviour of spawning herring in relation to a survey vessel

Georg Skaret, B.E. Axelsen, L. Nøttestad, Anders Fernø, Arne Johannessen
ICES Journal of Marine Science 62 p. 1061-1064
2003

Killer whales dig deep for dinner

Leif Nøttestad, Anders Fernø, Bjørn Erik Axelsen
ICES CIEM Newsletter p. xx-xx
2003

Spawning of herring; day or night, today or tomorrow?

Georg Skaret, Leif Nøttestad, Anders Fernø, Arne Johannessen, Bjørn Erik Axelsen
Aquatic Living Resources 16 p. 299-306
2003

Migration patterns in Norwegian spring-spawning herring: why young fish swim away from the wintering area in late summer

Cecilie Kvamme, Leif Nøttestad, Anders Fernø, Ole Arve Misund, Are Dommasnes, Bjørn Erik Axelsen, Padmini Dalpadado, Webjørn Melle
Marine Ecology Progress Series 247 p. 197-210
2002

Digging in the deep: killer whales' hunting tactic

Leif Nøttestad, Anders Fernø, Bjørn E. Axelsen
Polar Biology 25 p. 939-941
2002

Herring as cannibals

G. Skaret, B.E. Axelsen, L. Nøttestad, Anders Fernø, Arne Johannessen
Journal of Fish Biology 61
2001

Pretty patterns but a simple strategy: predator-prey interactions between juvenile herring and Atlantic puffins observed with multibeam sonar

Bjørn Erik E Axelsen, Tycho Anker-Nilssen, Petter Fossum, Cecilie Kvamme, Leif Nøttestad
Canadian Journal of Zoology 79 p. 1586-1596
2000

'Await' in the pelagic: dynamic trade-off between reproduction and survival within a herring school splitting vertically during spawning

Bjørn Erik Axelsen, Leif Nøttestad, Anders Fernö, Arne Johannessen, Ole Arve Misund
Marine Ecology Progress Series 205 p. 259-269
1999

Herring schooling manoeuvres in response to killer whale attacks.

Leif Nøttestad, Bjørn Erik Eversvik Axelsen
Canadian Journal of Zoology 77 p. 1540-1546

Rapporter og avhandlinger

2001

Impact of herring spawning begaviour on acoustic abundance estimates

Georg Skaret, Anders Fernø, Leif Nøttestad, Arne Johannessen, Bjørn Erik Axelsen
2000

A sonar stydy of Norwegian spring-spawning herring in july

Cecilie Kvamme, Leif Nøttestad, Anders Fernø, Ole Arve Misund, Are Dommasnes, Bjørn Erik E Axelsen
2000

A sonar study of the migration pattern of Norwegian spring-spawning herring (Clupea harengus L.) in July,

Cecilie Kvamme, Leif Nøttestad, Anders Fernö, Ole A. Misund, Are Dommasnes, Bjørn E. Axelsen
1998

A wait in the pelagic: Herring compromising reproduction and survival within a vertically split school

Bjørn Erik Axelsen, Leif Nøttestad, Anders Fernö, Arne Johannessen, Ole Arve Misund
1997

Stimdynamikk hos sild (Clupea harengus L.) under gyting

Axelsen, Bjørn Erik

Kapitler og bøker

1997

Schooling dynamics of spawning herring in a bay in south-western Norway

Bjørn Erik E Axelsen, Ole Arve Misund
p. 65-67

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Artikler med Bjørn Erik Axelsen