Essays about: "Phoca Vitulina"

Showing result 1 - 5 of 6 essays containing the words Phoca Vitulina.

  1. 1. Influenza A in Swedish harbour seals (Phoca vitulina) : a serological study

    University essay from SLU/Dept. of Biomedical Sciences and Veterinary Public Health

    Author : Johanna Johnsson; [2022]
    Keywords : IAV; influenza A; harbour seals; H10N7; marine mammals; Phoca vitulina; serology; Sweden; virus;

    Abstract : Evidence of infection with influenza A has been documented in several different marine mammals. However, large outbreaks with mass mortalities have only been seen in harbour seals. In 2014, the first outbreak with influenza A virus (IAV) in harbour seals in Europe was reported. READ MORE

  3. 2. Användning av åtelkameror för att uppskatta antalet sälar i fjordarna innanför Orust : en metodutvärdering

    University essay from SLU/Dept. Of Aquatic Resources

    Author : Daniel Carlsson; [2019]
    Keywords : knubbsäl; Phoca Vitulina; 8-fjordar; EBFM; åtelkamera; time-lapse;

    Abstract : I slutet av 1980-talet blev många fiskbestånd på svenska västkusten överfiskade vilket bl.a. resulterade i en minskning av kustnära bestånd av olika torskfiskarter. READ MORE

  4. 3. Habituering till motorbåt hos knubbsäl (Phoca vitulina) : ur ett bevarandeperspektiv

    University essay from SLU/Dept. of Animal Environment and Health

    Author : Maria Karlsson; [2012]
    Keywords : habituering; knubbsäl; motorbåt; bevarande;

    Abstract : Studien utfördes i Kosterhavets Nationalpark utanför Strömstad på svenska västkusten. Nationalparken, invigd 2009, som omger öarna Nord- och Sydkoster omfattar nästan 400 kvadratkilometer varav 98 % är marina miljöer. READ MORE

  5. 4. Mother-pup interaction and the impact of anthropogenic disturbance in wild harbour seals (Phoca vitulina)

    University essay from Institutionen för fysik, kemi och biologi

    Author : Julia Groothedde; [2011]
    Keywords : Breeding season; disturbance; mother-pup interaction; pedestrian; Phoca vitulina; suckling;

    Abstract : This study investigated the abundance of harbour seals (Phoca vitulina) on inter-tidal sandbanks, mother-pup interactions as well as the impact of anthropogenic disturbance during breeding season. The abundance was a composite picture of harbour seals of different age and sex, and increased gradually towards peaks in June. READ MORE

  6. 5. Seasonal variability in group size of harbor seals (Phoca vitulina) hauled out on glacial ice in Johns Hopkins Inlet, Glacier Bay National Park, Alaska

    University essay from Karlstads universitet

    Author : Evelina Augustsson; [2010]
    Keywords : ;

    Abstract : Individuals are believed to benefit in various ways from living in groups. Some species aggregate to increase foraging efficiency and others for social benefits. Why pinnipeds rest in groups is yet not fully understood, but the most common ecological explanation is the benefit of enhanced predator detection. READ MORE