Essays about: "marine mammals"

Showing result 1 - 5 of 14 essays containing the words marine mammals.

  1. 1. Changes in cetacean presence and behavior in response to reduced marine traffic - the effects of a nationwide lockdown

    University essay from Högskolan i Halmstad

    Author : Lisa Falk Lindberg; Lindqvist Erika; [2022]
    Keywords : ;

    Abstract : Creating noise-pollution and other disturbances, marine traffic poses a great threat to marine mammals all over the world which may demonstrate through short- and long-term changes in behavior and distribution. The Covid-19 lockdown in 2020 provided a setting to study the effects of marine traffic on cetacean presence and interactive behavior. READ MORE

  3. 2. 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

  4. 3. Microplastics In Ringed Seals From The Baltic Sea - Method development regarding the detection of microplastics in the digestive tract contents of marine mammals

    University essay from Lunds universitet/Examensarbeten i biologi

    Author : Nicola Parfitt; [2021]
    Keywords : Biology and Life Sciences;

    Abstract : Plastic pollution is a severe global problem and every year approximately 368 million tons of plastic is produced. Both terrestrial and marine environments are impacted and hundreds of species affected. READ MORE

  5. 4. Sealing the fate of arctic marine mammals : challenges and opportunities of non-legislative international organisations

    University essay from SLU/Dept. of Urban and Rural Development

    Author : Anastasiia Suslina; [2021]
    Keywords : Arctic; marine mammals; Arctic Council; Conservation of Arctic Flora and Fauna; ecosystem-based management; North Atlantic Marine Mammal Commission;

    Abstract : The Arctic is changing rapidly as a result of climate change, putting endemic marine mammal species in greater danger than ever. In such circumstances, the management process in international organizations becomes more urgent. READ MORE

  6. 5. Development of northern pike (Esox lucius) populations in the Baltic Sea, and potential effects of grey seal (Halichoerus grypus) predation

    University essay from SLU/Dept. Of Aquatic Resources

    Author : Rebecka Svensson; [2021]
    Keywords : diet analysis; ; marine mammals; predator-prey; socio-economic; sport fishing; recreational fisheries;

    Abstract : Worldwide, marine mammal populations are increasing after considerable efforts to turn the downward trends caused by hunting, accidental mortality and pollution. The ecosystem effects from the increases of these top predators may be pronounced, but are in most cases poorly known. READ MORE