Blar i AURA på forfatter "Espeland, Sigurd Heiberg"
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Aktiv forvaltning av marine ressurser - Frøya og Hitra - Arbeidsrapport 2017-2018
Kleiven, Alf Ring; Espeland, Sigurd Heiberg; Albretsen, Jon; Halvorsen, Kim Aleksander Tallaksen; Søvik, Guldborg; Grefsrud, Ellen Sofie; Ottesen, Dag (Rapport fra havforskningen;, Research report, 2019) -
Can we rely on selected genetic markers for population identification? Evidence from coastal Atlantic cod
Jorde, Per Erik; Synnes, Ann-Elin; Espeland, Sigurd Heiberg; Sodeland, Marte; Knutsen, Halvor (Journal article; Peer reviewed, 2018) -
Estimating cod egg developmental stage based on DNA concentration
Espeland, Sigurd Heiberg; Sannæs, Hanne (Journal article; Peer reviewed, 2017)Pelagic egg surveys are commonly used to map Atlantic cod spawning areas in the northeastern Atlantic. However, a sampling location may not necessarily indicate a spawning location, because more developed eggs may have ... -
Fishing pressure impacts the abundance gradient of European lobsters across the borders of a newly established marine protected area
Kleiven, Portia Joy Nillos; Espeland, Sigurd Heiberg; Olsen, Esben Moland; Abesamis, Rene A.; Moland, Even; Kleiven, Alf Ring (Peer reviewed; Journal article, 2019) -
Harvest pressure on coastal atlantic cod (Gadus morhua) from recreational fishing relative to commercial fishing assessed from tag-recovery data
Kleiven, Alf Ring; Chacon, Albert Fernandez; Nordahl, Jan-Harald; Moland, Even; Espeland, Sigurd Heiberg; Knutsen, Halvor; Olsen, Esben Moland (Journal article; Peer reviewed, 2016) -
Interbreeding between local and translocated populations of a cleaner fish in an experimental mesocosm predicts risk of disrupted local adaptation
Blanco Gonzalez, Enrique; Espeland, Sigurd Heiberg; Jentoft, Sissel; Hansen, Michael Møller; Robalo, Joana I.; Stenseth, Nils Christian; Jorde, Per Erik (Journal article; Peer reviewed, 2019) -
Lobster and cod benefit from small-scale northern marine protected areas: inference from an empirical before - after control-impact study
Moland, Even; Olsen, Esben Moland; Knutsen, Halvor; Garrigou, Pauline; Espeland, Sigurd Heiberg; Kleiven, Alf Ring; André, Carl; Knutsen, Jan Atle (Journal article; Peer reviewed, 2013)Marine protected areas (MPAs) are increasingly implemented as tools to conserve and manage fisheries and target species. Because there are opportunity costs to conservation, there is a need for science-based assessment of ... -
Marine protected areas increase survival of Atlantic cod
Moland, Even; Chacon, Albert Fernandez; Olsen, Esben Moland; Espeland, Sigurd Heiberg (Journal article, 2015) -
Restoration of Abundance and Dynamics of Coastal Fish and Lobster Within Northern Marine Protected Areas Across Two Decades
Moland, Even; Fernández-Chacón, Albert; Sørdalen, Tonje Knutsen; Villegas-Rios, David; Thorbjørnsen, Susanna Huneide; Halvorsen, Kim Aleksander Tallaksen; Huserbråten, Mats Brockstedt Olsen; Olsen, Esben Moland; Kleiven, Portia Joy Nillos; Kleiven, Alf Ring; Knutsen, Halvor; Espeland, Sigurd Heiberg; Freitas, Carla; Knutsen, Jan Atle (Peer reviewed; Journal article, 2021) -
Sex-and size-selective harvesting of corkwing wrasse (Symphodus melops)-a cleaner fish used in salmonid aquaculture
Halvorsen, Kim Aleksander Tallaksen; Sørdalen, Tonje Knutsen; Vøllestad, Leif Asbjørn; Skiftesvik, Anne Berit; Espeland, Sigurd Heiberg; Olsen, Esben Moland (Journal article; Peer reviewed, 2017)