Viser treff 21-40 av 10720

    • Operationalizing marketable blue carbon 

      Macreadie, Peter I.; Robertson, Alistar I.; Spinks, Bernadette; Adams, Matthew P.; Atchison, Jennifer M.; Bell-James, Justine; Bryan, Brett A.; Chu, Long; Filbee-Dexter, Karen; Drake, Lauren; Duarte, Carlos M.; Friess, Daniel A.; Gonzalez, Felipe; Grafton, R. Quentin; Helmstedt, Kate J.; Kaebernick, Melanie; Kelleway, Jeffrey; Kendrick, Gary A.; Kennedy, Hilary; Lovelock, Catherine E.; Megonigal, J. Patrick; Maher, Damien T.; Pidgeon, Emily; Rogers, Abbie A.; Sturgiss, Rob; Trevathan-Tackett, Stacey M.; Wartman, Melissa; Wilson, Kerrie A.; Rogers, Kerrylee (Peer reviewed; Journal article, 2022)
      The global carbon sequestration and avoided emissions potentially achieved via blue carbon is high (∼3% of annual global greenhouse gas emissions); however, it is limited by multidisciplinary and interacting uncertainties ...
    • Infant iodine status and associations with maternal iodine nutrition, breastfeeding status and thyroid function 

      Næss, Synnøve; Aakre, Inger; Strand, Tor Arne; Dahl, Lisbeth; Kjellevold, Marian; Stokland, Ann-Elin Meling; Nedrebø, Bjørn Gunnar; Markhus, Maria Wik (Peer reviewed; Journal article, 2022)
      Adequate iodine nutrition during infancy is required for normal thyroid function and, subsequently, brain development. However, data on infant iodine status in the first year of life are scarce. This study aimed to describe ...
    • Gill area explains deviations from body size–metabolic rate relationship in teleost fishes 

      Kuparinen, Anna; Gielewski, Darby; Hutchings, Jeffrey (Peer reviewed; Journal article, 2022)
      Whether gill area constrains fish metabolism through oxygen limitation is a debated topic. Here, the authors provide insights into this question by analysing mass-specific metabolic rates across 44 teleost fishes extracted ...
    • A winter-to-summer transition of bacterial and archaeal communities in Arctic sea ice 

      Thiele, Stefan; Storesund, Julia Endresen; Férnandez-Méndez, Mar; Assmy, Philipp; Øvreås, Lise (Peer reviewed; Journal article, 2022)
      The Arctic is warming 2–3 times faster than the global average, leading to a decrease in Arctic sea ice extent, thickness, and associated changes in sea ice structure. These changes impact sea ice habitat properties and ...
    • Marine mammal consumption and fisheries removals in the Nordic and Barents Seas 

      Skern-Mauritzen, Mette; Lindstrøm, Ulf Ove; Biuw, Martin; Elvarsson, Bjarki; Gunnlaugsson, Thorvaldur; Haug, Tore; Kovacs, Kit M.; Lydersen, Christian; McBride, Margaret; Mikkelsen, Bjarni; Øien, Nils Inge; Víkingsson, Gísli (Peer reviewed; Journal article, 2022)
      In this study, we assess prey consumption by the marine mammal community in the northeast Atlantic [including 21 taxa, across three regions: (I) the Icelandic shelf, Denmark Strait, and Iceland Sea (ICE); (II) the Greenland ...
    • Spatio-temporal turnover and drivers of bentho-demersal community and food web structure in a high-latitude marine ecosystem 

      Pecuchet, Laurene; Jørgensen, Lis Lindal; Dolgov, Andreyv V.; Eriksen, Elena; Husson, Berengere; Skern-Mauritzen, Mette; Primicerio, Raul (Peer reviewed; Journal article, 2022)
      Assess the spatial and temporal turnover of bentho-demersal marine fauna by integrating ecological metrics at the community and food web levels and evaluate their main environmental and anthropogenic drivers.
    • Market women’s skills, constraints, and agency in supplying affordable, safe, and high-quality fish in Ghana 

      Overå, Ragnhild; Atter, Amy; Amponsah, Samuel; Kjellevold, Marian (Peer reviewed; Journal article, 2022)
      In Ghana, the role of female informal traders (“market women”) in making low-cost smoked and dried fish available in urban and rural marketplaces is the key to explaining the high consumption of fish in the country. However, ...
    • Rib abnormalities and their association with focal dark spots in Atlantic salmon fillets 

      Jiménez-Guerrero, Raúl; Bæverfjord, Grete; Evensen, Øystein; Hamre, Kristin; Larsson, Thomas; Dessen, Jens-Erik; Gannestad, Kjellrun Hoås; Mørkøre, Turid (Peer reviewed; Journal article, 2022)
      Focal dark spots (DS) represent the most common quality problem in farmed Atlantic salmon (Salmo salar L.). DS are predominantly located in the cranio-ventral region of the fillet, that is characterized by the presence of ...
    • Thaw rigor in Atlantic salmon (Salmo salar) fillets, as affected by thawing rate and frozen storage time 

      Rotabakk, Bjørn Tore; Stien, Lars Helge; Skåra, Torstein (Peer reviewed; Journal article, 2022)
      The influence of stress, storage time and thawing regimes was investigated with respect to rigor development and other related physical traits, on farmed Atlantic salmon. The fish were sampled from a commercial slaughterhouse ...
    • Effects of dietary vitamin D3 levels on survival, mineralization, and skeletal development of gilthead seabream (Sparus aurata) larvae 

      Sivagurunathan, U.; Dominguez, David; Tseng, Yiyen; Eryalçın, Kamil Mert; Roo, Javier; Boglione, Clara; Prabhu, P. Antony Jesu; Izquierdo, Marisol (Peer reviewed; Journal article, 2022)
      Vitamin D is an essential fat soluble micronutrient that helps in growth, bone development, calcium homeostasis and other metabolic process. The study on effect of vitamin D3 in marine fish larvae were very scarce irrespective ...
    • Temporal Variability of Co-Occurring Calanus finmarchicus and C. helgolandicus in Skagerrak 

      Falkenhaug, Tone; Broms, Cecilie; Bagøien, Espen; Nikolioudakis, Nikolaos (Peer reviewed; Journal article, 2022)
      The congeneric copepods Calanus finmarchicus and C. helgolandicus co-occur in the northern North Sea and Skagerrak where they play important roles as prey for higher trophic levels. This study analyses a 26-year time series ...
    • Geographic variation in gene flow from a genetically distinct migratory ecotype drives population genetic structure of coastal Atlantic cod (Gadus morhua L.) 

      Seliussen, Bjørghild Breistein; Dahle, Geir; Johansen, Torild; Besnier, Francois; Quintela, Maria; Jorde, Per Erik; Knutsen, Halvor; Westgaard, Jon-Ivar; Nedreaas, Kjell Harald; Farestveit, Eva; Glover, Kevin Alan (Peer reviewed; Journal article, 2022)
      Identifying how physical and biotic factors shape genetic connectivity among populations in time and space is essential to our understanding of the evolutionary trajectory as well as the management of marine species. ...
    • Asynchronized spawning responses of small pelaigic fish to a short-term enviromental change 

      Tiedemann, Maik; Ndour, Ismaïla; Sow, Fambaye Ngom; Bagøien, Espen; Krakstad, Jens-Otto; Ostrowski, Marek; Stenevik, Erling Kåre; Ensrud, Tor Magne; Isari, Stamatina (Peer reviewed; Journal article, 2022)
      We provide substantial evidence on how short-term changes in environmental conditions activate and deactivate spawning activities in small pelagic fishes. An ichthyoplankton survey was conducted along the southernmost part ...
    • Two of the most common crustacean zooplankton Meganyctiphanes norvegica and Calanus spp. produce sounds within the hearing range of their fish predators 

      Kühn, Saskia; Utne-Palm, Anne Christine; de Jong, Karen (Peer reviewed; Journal article, 2022)
      Sound is an effective channel for the transfer of information underwater. While it is known that fish and whales can use sound for communication, and as a cue to localise predators and prey, much less is known about sound ...
    • Tilstandsvurdering av høstefelt for Stortare i Møre og Romsdal og Trøndelag i 2022 

      Steen, Henning (Rapport fra havforskningen;2022 - 28, Research report, 2022)
      Havforskningsinstituttet gjennomførte i mars-april 2022 videoundersøkelser av høstefelt i Møre og Romsdal og Trøndelag som etter gjeldende forskrift er planlagt åpnet for tarehøsting i perioden 1. oktober 2022 – 30 september ...
    • Overwintering behaviour of yellow-stage European eel (Anguilla anguilla) in a natural marine fjord system 

      Rohtla, Mehis; Moland, Even; Skiftesvik, Anne Berit; Thorstad, Eva Bonsak; Bosgraaf, Sebastian; Olsen, Esben Moland; Browman, Howard; Durif, Caroline (Peer reviewed; Journal article, 2022)
      Like many animals, northern temperate eel can enter a hibernation-like state and become dormant during the winter. Knowledge of overwintering behaviour in eel is sparse and mainly based on anecdotal observations and a few ...
    • Program for fremmedstoffer i fôrmidler av fisk - Rapport for prøver innsamlet i 2021 

      Lundebye, Anne-Katrine; Bakkejord, Jannicke Alling; Nøstbakken, Ole Jakob; Sele, Veronika; Ørnsrud, Robin (Rapport fra havforskningen;2022 - 27, Research report, 2022)
      Mattilsynet er oppdragsgiver for dette overvåkningsprogrammet, som har som formål å undersøke innholdet av fremmedstoffer i fôrmidler av fisk, og som gjennomføres ved Havforskningsinstituttet. Overvåkingsprogrammet supplerer ...
    • Spatial and biological oceanographic insights into the massive fish-killing bloom of the haptophyte Chrysochromulina leadbeateri in northern Norway 

      John, Uwe; Supraha, Luka; Gran-Stadniczeñko, Sandra; Bunse, Carina; Cembella, Allan; Eikrem, Wenche; Janouskovec, Jan; Klemm, Kerstin; Kühne, Nancy; Naustvoll, Lars Johan; Voss, Daniela; Wohlrab, Sylke; Edvardsen, Bente (Peer reviewed; Journal article, 2022)
      A bloom of the fish-killing haptophyte Chrysochromulina leadbeateri in northern Norway during May and June 2019 was the most harmful algal event ever recorded in the region, causing massive mortalities of farmed salmon. ...
    • Long-term feeding of Atlantic salmon with varying levels of dietary EPA+DHA alters the mineral status, but does not affect the stress responses after mechanical delousing stress 

      Selvam, Chandrasekar; Prabhu, P. Antony Jesu; Lutfi Royo, Esmail; Sigholt, Trygve; Norberg, Birgitta; Bæverfjord, Grete; Rosenlund, Grethe; Ruyter, Bente Synnøve; Sissener, Nini (Peer reviewed; Journal article, 2022)
      Atlantic salmon were fed diets containing graded levels of EPA + DHA (1·0, 1·3, 1·6 and 3·5 % in the diet) and one diet with 1·3 % of EPA + DHA with reduced total fat content. Fish were reared in sea cages from about 275 ...
    • Warm water treatment increased mortality risk in salmon 

      Bui, Samantha; Madaro, Angelico; Nilsson, Jonatan; Fjelldal, Per Gunnar; Iversen, Martin Haugmo; Brinchmann, Monica Fengsrud; Venås, Birger; Schrøder, Merete Bjørgan; Stien, Lars Helge (Peer reviewed; Journal article, 2022)
      Thermal treatment is a controversial method to control sea lice in the Atlantic salmon farming industry. This study aimed to complement the growing evidence base to document the impact of thermal treatments on salmon ...