Blar i Brage IMR på forfatter "Dingsør, Gjert Endre"
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Akustisk mengdemåling av sei, kysttorsk og hyse Finnmark - Møre. Hausten 2012
Mehl, Sigbjørn; Berg, Erik; Dingsør, Gjert Endre; Korsbrekke, Knut (Toktrapport/Havforskningsinstituttet;Nr. 5 - 2012, Working paper, 2012) -
Akustisk mengdemåling av sei, kysttorsk og hyse Finnmark - Møre. Hausten 2013
Mehl, Sigbjørn; Aglen, Asgeir; Berg, Erik; Dingsør, Gjert Endre; Korsbrekke, Knut (Toktrapport/Havforskningsinstituttet;Nr. 3 - 2013, Working paper, 2013) -
An evaluation of 0-group abundance indices of Barents Sea fish stocks
Eriksen, Elena; Prozorkevich, Dmitry; Dingsør, Gjert Endre (Journal article; Peer reviewed, 2009)The International 0-group fish survey in the Barents Sea (1965-2002) aimed to give initial indication of the recruiting year class strengths. Since 2003 the 0-group survey has been a part of a Joint Norwegian-Russian ... -
Changes in the relationship between sea temperature and recruitment of cod, haddock and herring in the Barents Sea
Bogstad, Bjarte; Dingsør, Gjert Endre; Ingvaldsen, Randi; Gjøsæter, Harald (Journal article; Peer reviewed, 2013-06-14)Cod, haddock and herring in the Barents Sea have strongly variable recruitment. For these three stocks, earlier studies have suggested a high correlation between their recruitment and a positive relationship between high ... -
Combining hydrographical particles-tracking models with spatial analyses to evaluate spatial dynamics of cod larvae and 0-group in the Barents Sea
Hidalgo, Manuel; Gusdal, Yvonne; Dingsør, Gjert Endre; Ciannelli, Lorenzo; Hjermann, Dag Ø.; Ottersen, Geir; Stige, Leif Christian; Fossum, Ingerid; Melsom, Arne; Stenseth, Nils Christian (ICES CM Documents;2009/C:06, Working paper, 2009)Recruitment ecology of cod has been an important focus within the framework of GLOBEC. A large part of this work focused on understanding the spatiotemporal component of cod populations. For the early pelagic life stages, ... -
Determinants of mean length at age of spring spawning herring off the coast of Hokkaido, Japan
Watanabe, Yoshiro; Dingsør, Gjert Endre; Tian, Yongjun; Tanaka, Iori; Stenseth, Nils Christian (Journal article; Peer reviewed, 2008-08-29)The stock of Hokkaido spring spawning herring Clupea pallasii collapsed in the middle of the 20th century. In the first half of the 20th century, large amounts of spawning herring were caught by set nets at coastal ... -
Fish and oil in the Lofoten–Barents Sea system: synoptic review of the effect of oil spills on fish populations
Hjermann, Dag Ø.; Melsom, Arne; Dingsør, Gjert Endre; Durant, Joël M.; Eikeset, Anne Maria; Røed, Lars Petter; Ottersen, Geir; Storvik, Geir; Stenseth, Nils Christian (Journal article; Peer reviewed, 2007-06-06)The Lofoten-Barents Sea area, which contains some of the most valuable fish stocks of the Atlantic Ocean, is being considered for offshore oil production. We review the effects of a hypothetical oil spill on fishes in this ... -
Fish investigations in the Barents Sea winter 2007-2012
Mehl, Sigbjørn; Aglen, Asgeir; Bogstad, Bjarte; Dingsør, Gjert Endre; Gjøsæter, Harald; Johannesen, Edda; Korsbrekke, Knut; Staby, Arved; Wenneck, Thomas de Lange; Alexandrov, Dmitry I.; Murashko, Pavel A.; Prozorkevich, Dmitry; Smirnov, Oleg (IMR/PINRO Joint Report Series;1/2013, Research report, 2013) -
Fish investigations in the Barents Sea winter 2013-2014
Mehl, Sigbjørn; Aglen, Asgeir; Bogstad, Bjarte; Dingsør, Gjert Endre; Gjøsæter, Harald; Godiksen, Jane; Johannesen, Edda; Korsbrekke, Knut; Staby, Arved; Wenneck, Thomas de Lange; Wienerroither, Rupert; Murashko, Pavel A.; Russkikh, Alexey (IMR/PINRO Joint Report Series;2/2014, Research report, 2014) -
Fish investigations in the Barents Sea winter 2015
Mehl, Sigbjørn; Aglen, Asgeir; Dingsør, Gjert Endre; Gjøsæter, Harald; Godiksen, Jane; Staby, Arved; Wenneck, Thomas de Lange; Wienerroither, Rupert; Amelkin, Aleksey (IMR/PINRO Joint Report Series;2/2015, Research report, 2015-06) -
Fish investigations in the Barents Sea winter 2016
Mehl, Sigbjørn; Aglen, Asgeir; Bogstad, Bjarte; Dingsør, Gjert Endre; Korsbrekke, Knut; Olsen, Erik; Staby, Arved; Wenneck, Thomas de Lange; Wienerroither, Rupert; Amelkin, Aleksey; Russkikh, Aleksey (IMR/PINRO Joint Report Series;4/2016, Research report, 2016-09) -
Large annual variation in the amount of skipped spawning for female Northeast Arctic haddock Melanogrammus aeglefinus
Skjæraasen, Jon Egil; Korsbrekke, Knut; Dingsør, Gjert Endre; Langangen, Øystein; Opdal, Anders Frugård; Jørgensen, Christian (Peer reviewed; Journal article, 2020)Although the phenomenon of skipped spawning has been described in numerous fishes, time-series are scarce. We used the presence of post-ovulatory follicles in histological gonad slides from females not developing oocytes ... -
Large annual variation in the amount of skipped spawning for female Northeast Arctic haddock Melanogrammus aeglefinus
Skjæraasen, Jon Egil; Korsbrekke, Knut; Dingsør, Gjert Endre; Langangen, Øystein; Opdal, Anders Frugård; Jørgensen, Christian (Peer reviewed; Journal article, 2020)Although the phenomenon of skipped spawning has been described in numerous fishes, time-series are scarce. We used the presence of post-ovulatory follicles in histological gonad slides from females not developing oocytes ... -
Skipped spawning in Northeast Arctic haddock Melanogrammus aeglefinus
Skjæraasen, Jon Egil; Korsbrekke, Knut; Nilsen, Trygve; Fonn, Merete; Kjesbu, Olav Sigurd; Dingsør, Gjert Endre; Nash, Richard David Marriott (Journal article; Peer reviewed, 2015-04-22) -
Spatial patterns of age-0 cod survival in the Barents Sea
Ciannelli, Lorenzo; Dingsør, Gjert Endre; Bogstad, Bjarte; Ottersen, Geir; Chan, Kung-Sik; Gjøsæter, Harald; Stenseth, Nils Christian (ICES CM documents, Working paper, 2005)Apart from human harvest, recruitment dynamics is conceivably recognized as the main source of population variability of marine fish stocks. Factors affecting recruitment dynamics can change over both temporal and spatial ... -
StoX: An open source software for marine survey analyses
Johnsen, Espen; Totland, Atle; Skålevik, Åsmund; Holmin, Arne Johannes; Dingsør, Gjert Endre; Fuglebakk, Edvin; Handegard, Nils Olav (Journal article; Peer reviewed, 2019)Scientists across the globe conduct survey programs to monitor and characterize abundance, population structure, biodiversity and geographical distributions. To assess the state of marine fish and zooplankton, population ... -
The importance of predator–prey overlap—predicting North Sea cod recovery with a multispecies assessment model Alexander
Kempf, Alexander; Dingsør, Gjert Endre; Huse, Geir; Vinther, Morten; Floeter, Jens; Temming, Axel (ICES CM documents;2010/C:11, Working paper, 2010)The Ecosystem Approach to Fisheries (EAF), nowadays worldwide on political agendas, takes into account ecosystem knowledge, considers multiple external influences and looks at the broader impact of fisheries on the entire ... -
Trophic interactions affecting a key ecosystem component: a multi-stage analysis of the recruitment of the Barents Sea capelin
Hjermann, Dag Ø.; Bogstad, Bjarte; Dingsør, Gjert Endre; Gjøsæter, Harald; Ottersen, Geir; Eikeset, Anne Maria; Stenseth, Nils Christian (Journal article; Peer reviewed, 2010-08-10)The Barents Sea stock of capelin (Mallotus villosus) has suffered three major collapses (>90% reduction) since 1985 due to recruitment failures. As capelin is a key species in the area, these population collapses have had ... -
Trophic interactions affecting a key ecosystem component: a multi-stage analysis of the recruitment of the Barents Sea capelin
Hjermann, Dag Ø.; Bogstad, Bjarte; Dingsør, Gjert Endre; Gjøsæter, Harald; Ottersen, Geir; Eikeset, Anne Maria; Stenseth, Nils Christian (Journal article; Peer reviewed, 2010-08-10)The Barents Sea stock of capelin (Mallotus villosus) has suffered three major collapses (>90% reduction) since 1985 due to recruitment failures. As capelin is a key species in the area, these population collapses have had ... -
Trophic interactions affecting a key ecosystem component: a multi-stage analysis of the recruitment of the Barents Sea capelin
Hjermann, Dag Ø.; Bogstad, Bjarte; Dingsør, Gjert Endre; Gjøsæter, Harald; Ottersen, Geir; Eikeset, Anne Maria; Stenseth, Nils Christian (ICES CM documents;2009/ C:07, Working paper, 2009)