Search for dissertations about: "Seabirds"

Showing result 6 - 10 of 11 swedish dissertations containing the word Seabirds.

  2. 6. Biology of Borrelia garinii Spirochetes

    Author : Pär Comstedt; Sven Bergström; Wolfram R. Zückert; Umeå universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Borrelia garinii; Lyme borreliosis; birds; migration; reservoir host; complement; Ixodes ricinus; Europe; Asia; infection cycle; Molecular biology; Molekylärbiologi;

    Abstract : Lyme borreliosis is a tick-transmitted infectious disease. The causative agents are spiral-shaped bacteria and the most common sign of infection is a skin rash at the site of the tick bite. READ MORE

  4. 7. Role of birds in the biology of Lyme disease Borrelia

    Author : Åsa Gylfe; Klaus Kurtenbach; Umeå universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Lyme disease; birds; Borrelia; I. uriae; infection reactivation; stress; bipolar distribution; transequatorial transport;

    Abstract : Lyme disease is a tick-transmitted illness caused by Borrelia burgdorferi sensu lato (s.l.), a group of spirochetes with at least three human pathogenic species, B. burgdorferi sensu stricto, B. READ MORE

  5. 8. Human exposure to organohalogen compounds in the Faroe Islands

    Author : Britta Fängström; Åke Bergman; Jake Ryan; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; PCB; PBDE; OH-PCB; human serum; Environmental chemistry; Miljökemi;

    Abstract : The Faroe Islands in the North Atlantic are part of the sub-Arctic region, a remote region far from industrial activity. In spite of this remoteness, the Islands are not a sanctuary: exposures and effects of environmental pollutants mar its natural beauty and wildlife. READ MORE

  6. 9. The interactions between cormorants and wild fish populations : analytical methods and applications

    Author : Maria Ovegård; Sveriges lantbruksuniversitet; Sveriges lantbruksuniversitet; []
    Keywords : LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES;

    Abstract : Predation is the core in ecology, as a function in food webs which regulate both populations and communities. Seabirds are at the top of the food chain and key players in many aquatic food webs. So are humans, and in certain cases conflicts of resources arise. READ MORE

  7. 10. Nest-site attendance and foraging ecology of the Northern Fulmar (Fulmarus glacialis) on the Faroe Islands. Is the Northern Fulmar a useful indicator of ecosystem productivity and pollution?

    Author : Johannis Danielsen; Biologiska institutionen; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Nest-site attendance; foraging ecology; indicator species; Fulmar; Fulmarus glacialis; nocturnal activity; ecosystem productivity; pollution; mesopelagic fish;

    Abstract : The Northern Fulmar (Fulmarus glacialis) is one of the most abundant seabirds in the Northern Hemisphere and the most abundant seabird on the Faroe Islands. Except from a few sporadic observations up until the 1950´s no study has focused on this species on the Faroe Islands. READ MORE