Sökning: "gadus morhua"

Visar resultat 1 - 5 av 21 uppsatser innehållade orden gadus morhua.

  1. 1. Det riktade yrkesfiskets påverkan på torskens livshistoria längs Sveriges kust

    Kandidat-uppsats, Uppsala universitet/Institutionen för biologisk grundutbildning

    Författare :Magnus Björlin Svozil; [2022]
    Nyckelord :;

    Sammanfattning : Sammandrag Enligt Förenta nationernas livsmedel och agrikulturorganisation (FAO) är 51% av världens fiskbestånd fullt exploaterade och 17% överexploaterade. Denna andelen har ökat kraftigt de senaste hundra åren och en art som varit hårt drabbad av detta är den populära matfisken torsk (Gadus morhua). LÄS MER

  3. 2. Invasive round goby, Neogobius melanostomus - suitable prey for native cod, Gadus morhua?

    Kandidat-uppsats, SLU/Dept. Of Aquatic Resources

    Författare :Andreas Ljung; [2020]
    Nyckelord :Round goby; invasive species; cod; predator-prey inter-action;

    Sammanfattning : Invasive species is a worldwide issue that is considered to be the one of the main reasons to losses of biodiversity. The round goby, Neogobius melanostomus, is an invasive species in the Baltic Sea that originates from the Black- and Caspian Sea. LÄS MER

  4. 3. Stomach data from pelagic research survey bring new information in cod feeding pattern in the South-Western Baltic sea

    Master-uppsats, SLU/Dept. Of Aquatic Resources

    Författare :Federico Maioli; [2019]
    Nyckelord :Eastern Baltic Cod; diet; stomach data;

    Sammanfattning : Pelagic and demersal cod (Gadus Morhua) specimens were collected respectively during a pelagic and a demersal survey in the Eastern Baltic sea in the fourth quarter of the years 2015-2017. Stomach contents were analysed and compared for the purpose of evaluating differences in the diet among pelagic and demersal specimens. LÄS MER

  5. 4. Diet overlap between Cod (Gadus morhua) and European Flounder (Platichthys flesus) in the central Baltic Sea

    Master-uppsats, SLU/Dept. Of Aquatic Resources

    Författare :Kevin Haase; [2018]
    Nyckelord :diet overlap; diet; cod; gadus morhua; flounder; platichthys flesus; Baltic Sea;

    Sammanfattning : The Baltic Sea is a frontrunner in ecosystem analysis and assessment, which have been used also in multispecies fisheries management advice. In the Baltic Sea, the multispecies assessment and management advice have been focused on the pelagic interactions between cod (Gadus morhua), sprat (Sprattus sprattus) and herring (Clupea harengus), by virtue of their well-known ecology. LÄS MER

  7. 5. Causes of trends in abundance of mesopredators in the Kattegat Sea

    Master-uppsats, SLU/Dept. Of Aquatic Resources

    Författare :Karla Rudnicki; [2018]
    Nyckelord :shore crab; atlantic cod; mesopredator; Vendelsöarna; temperature; Ringhals; nuclear power plant;

    Sammanfattning : It has come to attention that there is a mesopredator release effect present in the Kattegat Sea (northern Europe, between Sweden and Denmark). The areas in focus here are Ringhals, a nuclear power plant zone, and Vendelsöarna, a undisturbed reference area. LÄS MER