Browsing Brage IMR by Author "Huserbråten, Mats Brockstedt Olsen"
Now showing items 1-20 of 21
-
Cod at drift in the North Sea
Huserbråten, Mats Brockstedt Olsen; Moland, Even; Albretsen, Jon (Journal article; Peer reviewed, 2018)There has been a large-scale geographical re-distribution of the North Sea cod stock over the past century, and recent surveys indicate a north-eastern modal distribution. Here we assess the consequences of the contemporary ... -
Conservation, Spillover and Gene Flow within a Network of Northern European Marine Protected Areas
Huserbråten, Mats Brockstedt Olsen; Moland, Even; Knutsen, Halvor; Olsen, Esben Moland; André, Carl; Stenseth, Nils Chr. (Journal article; Peer reviewed, 2013-09-06)To ensure that marine protected areas (MPAs) benefit conservation and fisheries, the effectiveness of MPA designs has to be evaluated in field studies. Using an interdisciplinary approach, we empirically assessed the design ... -
Conservation, Spillover and Gene Flow within a Network of Northern European Marine Protected Areas
Huserbråten, Mats Brockstedt Olsen; Moland, Even; Knutsen, Halvor; Olsen, Esben Moland; André, Carl; Stenseth, Nils Christian (Peer reviewed; Journal article, 2013)To ensure that marine protected areas (MPAs) benefit conservation and fisheries, the effectiveness of MPA designs has to be evaluated in field studies. Using an interdisciplinary approach, we empirically assessed the design ... -
The development of a sustainability assessment indicator and its response to management changes as derived from salmon lice dispersal modelling
Sandvik, Anne Dagrun; Bui, Samantha; Huserbråten, Mats Brockstedt Olsen; Karlsen, Ørjan; Myksvoll, Mari Skuggedal; Ådlandsvik, Bjørn; Johnsen, Ingrid Askeland (Peer reviewed; Journal article, 2021)Aquaculture is providing an increasingly larger proportion of the world’s protein for human consumption; however, its environmental impact is a bottleneck for sustainable expansion. In Norway, the government has enacted a ... -
Endret lokalitetsstruktur i produksjonsområde 3 - vurdert virkning på spredning av lakselus, pankreassykdom og infektiøs lakseanemi
Huserbråten, Mats Brockstedt Olsen; Ådlandsvik, Bjørn; Bergh, Øivind; Grove, Søren; Karlsen, Ørjan; Taranger, Geir Lasse; Qviller, Lars; Dean, Katharine Rose; Jensen, Britt Bang; Johnsen, Ingrid Askeland (Rapport fra havforskningen;2020 - 12, Research report, 2020)Havforskningsinstituttet (HI) og Veterinærinstituttet (VI) fikk en felles bestilling av Nærings- og fiskeridepartementet om å analysere effektene av ulike scenarioer for en ny lokalitetsstruktur i produksjonsområde 3 som ... -
Havbruk til havs – Fysiske miljøbetingelser og økosystempåvirkning
Albretsen, Jon; Beck, Alexander Christian; Biuw, Martin; Huserbråten, Mats Brockstedt Olsen; Kutti, Tina; Kvamme, Bjørn Olav; Skagseth, Øystein; Utne, Kjell Rong; Vikebø, Frode Bendiksen; Wennevik, Vidar (Rapport fra havforskningen;2019 - 41, Research report, 2019)Nærings- og fiskeridepartementet ber om kunnskapsinnspill for å vurdere egnede lokaliteter for havbruk til havs. Fiskeridirektoratet har i den sammenheng bedt Havforskningsinstituttet om å bidra på fire områder; i) Krav ... -
Key processes regulating the early life history of Barents Sea polar cod
Gjøsæter, Harald; Huserbråten, Mats Brockstedt Olsen; Vikebø, Frode Bendiksen; Eriksen, Elena (Peer reviewed; Journal article, 2020)The polar cod (Boreogadus saida) in the Barents Sea is one of the main stocks of this species in the Arctic, reaching a total biomass of almost 2 million tonnes in some years. It has been fluctuating considerably in ... -
Lobster reserves as a management tool in coastal waters: Two decades of experience in Norway
Knutsen, Jan Atle; Kleiven, Alf Ring; Olsen, Esben Moland; Knutsen, Halvor; Espeland, Sigurd Heiberg; Sørdalen, Tonje Knutsen; Thorbjørnsen, Susanna Huneide; Hutchings, Jeffrey; Chacon, Albert Fernandez; Huserbråten, Mats Brockstedt Olsen; Villegas-Ríos, David; Halvorsen, Kim Aleksander Tallaksen; Kleiven, Portia Joy Nillos; Langeland, Thomas Kiland; Moland, Even (Peer reviewed; Journal article, 2022)The positive effects of reduced fishing pressure in marine protected areas (MPAs) are now well documented globally. Yet, evidence of MPA benefits from long-term replicated before-after control-impact (BACI) studies and ... -
Local recruitment of Atlantic cod and putative source spawning areas in a coastal seascape
Synnes, Ann-Elin; Huserbråten, Mats Brockstedt Olsen; Knutsen, Halvor; Jorde, Per Erik; Sodeland, Marte; Moland, Even (Peer reviewed; Journal article, 2021)Increased knowledge on connectivity is crucial to our understanding of the population dynamics, genetic structure, and biogeography of many coastal species. In coastal marine populations, the main factor for structuring ... -
Lokalitetsstruktur i produksjonsområde 4 - Med fokus på forholdene i Nordfjord-Frøysjøen
Huserbråten, Mats Brockstedt Olsen; Ådlandsvik, Bjørn; Bergh, Øivind; Johnsen, Ingrid Askeland (Rapport fra havforskningen;2020 - 48, Research report, 2020)I en bestilling fra Fiskeridirektoratet (Fdir) bes Havforskningsinstituttet (HI) å opparbeide et kunnskapsgrunnlag for en vurdering av lokalitetsstrukturen i Nordfjord. I et påfølgende møte mellom Fdir og HI den 16/11-20 ... -
Marin plast i Skagerrak - Kartlegging og spredningsmodellering
Albretsen, Jon; Huserbråten, Mats Brockstedt Olsen; Lyngvær Mathisen, Hege; Naustvoll, Lars Johan (Rapport fra havforskningen;38-2018, Research report, 2018) -
Marine naturforhold og naturverdier i Færder nasjonalpark
Dahl, Einar; Knutsen, Jan Atle; Albretsen, Jon; Espeland, Sigurd Heiberg; Huserbråten, Mats Brockstedt Olsen; Knutsen, Halvor; Jelmert, Anders; Kleiven, Alf Ring; Moland, Even; Moy, Frithjof; Naustvoll, Lars-Johan; Olsen, Esben Moland; Thorbjørnsen, Susanna Huneide (Rapport fra Havforskningen;Nr. 3 - 2015, Working paper, 2015-02) -
Modelled dispersal of snow crab (Chionoecetes opilio) larvae and potential settlement areas in the western Barents Sea
Huserbråten, Mats Brockstedt Olsen; Hjelset, Ann Merete; Danielsen, Hanna Ellerine Helle; Hvingel, Carsten; Agnalt, Ann-Lisbeth (Peer reviewed; Journal article, 2023)Since the mid-1990s, a snow crab (Chionoecetes opilio) population has established in the eastern Barents Sea. Spawning females and newly hatched larvae are now also found in the central Barents Sea, warranting speculations ... -
Origin of marine invertebrate larvae on an Arctic inflow shelf
Descoteaux, Raphaelle; Huserbråten, Mats Brockstedt Olsen; Jørgensen, Lis Lindal; Renaud, Paul Eric; Ingvaldsen, Randi Brunvær; Ershova, Elizaveta; Bluhm, Bodil (Peer reviewed; Journal article, 2022)Many benthic invertebrate taxa possess planktonic early life stages which drift with water currents and contribute to dispersal of the species, sometimes reaching areas beyond the current ranges of the adults. Until recently, ... -
Polar cod egg and larval drift patterns in the Svalbard archipelago
Eriksen, Elena; Huserbråten, Mats Brockstedt Olsen; Gjøsæter, Harald; Vikebø, Frode Bendiksen; Albretsen, Jon (Journal article; Peer reviewed, 2019)Spawning of polar cod (Boreogadus saida) in the vicinity of the Svalbard archipelago has not been directly observed. From the distribution pattern of polar cod 0-group observed during annual monitoring of the Barents Sea, ... -
Polar cod in jeopardy under the retreating Arctic sea ice
Huserbråten, Mats Brockstedt Olsen; Eriksen, Elena; Gjøsæter, Harald; Vikebø, Frode Bendiksen (Journal article; Peer reviewed, 2019)The Arctic amplification of global warming is causing the Arctic-Atlantic ice edge to retreat at unprecedented rates. Here we show how variability and change in sea ice cover in the Barents Sea, the largest shelf sea of ... -
Replicated marine protected areas (MPAs) support movement of larger, but not more, European lobsters to neighbouring fished areas
Thorbjørnsen, Susanna Huneide; Moland, Even; Huserbråten, Mats Brockstedt Olsen; Knutsen, Jan Atle; Knutsen, Halvor; Olsen, Esben Moland (Journal article; Peer reviewed, 2018)The European lobster Homarus gammarus is heavily exploited in the Norwegian fishery, and several management actions have been implemented to protect the species. Three marine protected areas (MPAs) excluding all but hook ... -
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)This article reviews a suite of studies conducted in a network of coastal Marine Protected Areas (MPAs) in Skagerrak, Southeast Norway. In 2006, Norway’s first lobster reserves were implemented, with the aim of protecting ... -
Seasonal temperature regulates network connectivity of salmon louse
Huserbråten, Mats Brockstedt Olsen; Johnsen, Ingrid Askeland (Peer reviewed; Journal article, 2022)Chronically high infestation of salmon louse (Lepeophtheirus salmonis) questions the sustainability of the Norwegian Atlantic salmon (Salmo salar) aquaculture industry. The confinement of millions of hosts, within hundreds ... -
The making of a genetic cline: introgression of oceanic genes into coastal cod populations in the Northeast Atlantic
Jorde, Per Erik; Huserbråten, Mats Brockstedt Olsen; Seliussen, Bjørghild Breistein; Myksvoll, Mari Skuggedal; Vikebø, Frode Bendiksen; Dahle, Geir; Aglen, Asgeir; Johansen, Torild (Peer reviewed; Journal article, 2021)Abstract: Coastal Atlantic cod (Gadus morhua) in the Northeast Atlantic has seen a continuous decline since the industrialization of the coastal fishery, and management needs to address the spatial and temporal complexities ...