Sökning: "ninespine stickleback"

Hittade 1 avhandling innehållade orden ninespine stickleback.

1. 1. Invasion of top and intermediate consumers in a size structured fish community

   Författare :Per Ask; Lennart Persson; Daniel E Schindler; Umeå universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Invasion; intraguild predation; size-structure; cannibalism; climate; temperature; Arctic char; ninespine stickleback; Freshwater ecology; Limnisk ekologi; biology; biologi;

   Sammanfattning : In this thesis I have investigated the effects of invading top and intermediate consumers in a size-structured fish community, using a combination of field studies, a lake invasion experiment and smaller scale pond and aquaria experiments. The lake invasion experiment was based on introductions of an intermediate consumer, ninespine stickleback (Pungitius pungitius L. LÄS MER