Sökning: "Silurus glanis"

Hittade 2 uppsatser innehållade orden Silurus glanis.

  1. 1. Defining habitat demands of Wels catfish (Silurus glanis) in a Swedish lake : a look into muddy waters

    Master-uppsats, SLU/Dept. Of Aquatic Resources

    Författare :David Spange; [2018]
    Nyckelord :Wels catfish; Silurus glanis; Sweden; Spawning; Spawning habitats; acoustic camera; ARIS; telemetry;

    Sammanfattning : The wels catfish (Silurus glanis) is a rare species in Swedish waters, it demands higher water temperatures than most lakes and rivers can offer. One of the few locations with naturally occurring wels catfish in Sweden is Lake Båven, situated about an hour and a half south of Stockholm, in the county of Södermanland. LÄS MER

  2. 2. Sampling methods of the wels catfish (Silurus glanis) in freshwater lakes : management of a vulnerable species

    Master-uppsats, SLU/Dept. Of Aquatic Resources

    Författare :David Östby; [2018]
    Nyckelord :sampling; gear; monitoring; Wels catfish; Silurus glanis; management; vulnerable spieces; electrofishing; acoustic camera; fyke nets; lake;

    Sammanfattning : Sweden hosts the northernmost natural population of wels catfish (Silurus glanis) in the world. The populations of the species decreased severely in the 20th century, mainly due to different sources of anthropogenic impact. LÄS MER