Browsing Published by IMR by Author "Pedersen, Ronald"
Now showing items 1-13 of 13
-
Antarctic krill and ecosystem monitoring survey at South Orkney Islands in 2015, and assessing escape mortality of krill in trawls
Skaret, Georg; Krafft, Bjørn A.; Krag, Ludvig A.; Pedersen, Ronald (Rapport fra Havforskningen;9-2015, Working paper, 2015-05) -
Antarctic krill and ecosystem monitoring survey at South Orkney Islands in 2016
Krafft, Bjørn Arne; Skaret, Georg; Krag, Ludvig Ahm; Rustand, Torborg; Pedersen, Ronald (Rapport fra havforskningen;20-2016, Research report, 2016)Small scaled Russian exploratory fishing for krill in the Southern Ocean began in the late 1960s. During the 1970s the fisheries increased and annual catches of krill have exhibited a number of fluctuations since the ... -
Antarctic krill and ecosystem monitoring survey off the South Orkney Islands in 2018
Krafft, Bjørn Arne; Skaret, Georg; Krag, Ludvig Ahm; Pedersen, Ronald (Rapport fra havforskningen;16-2018, Research report, 2018)Environmental monitoring along set transect lines off South Orkney Islands, Southern Ocean. Executed annual surveys (since 2011) to collect acoustic and biological data on krill, other macro zooplankton and data on krill ... -
Antarctic krill and ecosystem monitoring survey off the South Orkney Islands in 2023
Krafft, Bjørn Arne; Pedersen, Ronald; Zhang, Guosong; Menze, Sebastian; Rasmussen, Astrid Fuglseth; Skaar, Hege; Dale, Julian; Biuw, Martin; Oosthuisen, Chris; Lowther, Andrew (Toktrapport;2023 - 8, Research report, 2023)Environmental monitoring along 5 set transect lines off South Orkney Islands in the Southern Ocean have been carried out annually (since 2011) by the Institute of Marine Research, Norway. Data are used to calculate biomass ... -
Blue whiting survey during spring 2006
Heino, Mikko; Søiland, Henrik; Dahl, Martin; Alvarez, Jaime; Anthonypillai, Valentine; Eriksen, Kirsti Børve; Wenneck, Thomas de Lange; Meland, Elna; Pedersen, Ronald; Tangen, Øyvind; Torkelsen, Terje ([Toktrapport/Havforskningsinstituttet];Nr. 3 - 2006, Working paper, 2006-04) -
Cruise report [20/7 - 17/8, 1997]
Monstad, Terje; Bjelland, Otte; Anthonypillai, Valentine; Gullaksen, Ole; Pedersen, Ronald; Sundt, Rolf C.; Thorsen, Anders ([Toktrapport/Havforskningsinstituttet];, Working paper, 1997-08-21) -
Distribution of Antarctic krill and apex predators at South Orkney Islands in 2014, and assessing escape mortality of krill in trawls
Krafft, Bjørn A.; Krag, Ludvig A.; Klevjer, Thor A.; Skaret, Georg; Pedersen, Ronald (Rapport fra Havforskningen;Nr. 10-2014, Working paper, 2014) -
Gytefeltskartlegging Nordøstarktisk hyse: Toktnummer 2022609
Johannesen, Edda; Gabrielsen, Heidi Kathrine; Frøysa, Håvard G; Holm, Else Agnete; Husebø, Åse; Pedersen, Ronald; Petersen, Marianne; Seim, Silje Elisabeth (Toktrapport;2022 - 8, Research report, 2022)Gytekartleggingstokt for nordøstarktisk hyse ble gjennomført 8. -19. april 2022 med FF Kristine Bonnevie. Toktet startet i Bodø og ble avsluttet i Tromsø. Toktet dekket det antatte gyteområdet langs Eggakanten mellom ... -
Pelagiske undersøkelser på blåkveite ved Eggakanten [17/8 - 31/8, 2006]
Vollen, Tone; Karlsen, Karl-Erik; Pedersen, Ronald; Kvalsund, Merete ([Toktrapport/Havforskningsinstituttet];Nr. 11 - 2007, Working paper, 2006) -
Testing acoustic platforms and methodology for studying behaviour of demersal fish in a bottom trawl survey [19/9 - 10/10, 2005]
Godø, Olav Rune; Handegard, Nils Olav; Johansen, Geir Odd; Torkelsen, Terje; Totland, Atle; Pedersen, Ronald ([Toktrapport/Havforskningsinstituttet];Nr. 21 - 2005, Working paper, 2005) -
Testing of trawl-acoustic stock estimation of spawning capelin 2021
Skaret, Georg; Pena, Hector; Totland, Atle; Zhang, Guosong; Hellenbrecht, Lea Marie; Karlson, Stine; Pedersen, Ronald; Tonheim, Susanne; Rist, Frøydis; Anthonypillai, Valentine (Toktrapport;2021 - 5, Research report, 2021)This report describes the third in a series of trawl-acoustic monitoring surveys of the spawning stock of capelin during the migration to the coast. The survey is a response to a proposal from the industry to evaluate the ... -
Tobistokt i Nordsjøen [22/4 - 9/5, 2011]
Johnsen, Espen; Ona, Egil; Pedersen, Ronald (Toktrapport/Havforskningsinstituttet;Nr. 3 - 2011, Working paper, 2011) -
Workshop på hydroakustiske undersøkelser i Norskehavet
Planque, Benjamin; Bethke, Eckhard; Drevetnyak, Konstantin; Harbitz, Alf; Nedreaas, Kjell Harald; Pedchenko, Andrey; Pedersen, Ronald; Skúvadal, Fróði; Zubov, Valery (Fisken og havet, Research report, 2009)This report presents the international redfish survey carried out in the Norwegian Sea in August 2008 and the methodology used to review and compare the different hydroacoustic scrutinizing procedures. The results of the ...