Sökning: "cyprinidae"

Hittade 3 uppsatser innehållade ordet cyprinidae.

1. 1. En liten mört som har simmat bört? : Restauratörers erfarenheter av arbetet med outnyttjad insjöfisk

   Kandidat-uppsats, Örebro universitet/Restaurang- och hotellhögskolan

   Författare :Vilhelmina Björling; David Ly Bayard; [2022]
   Nyckelord :cyprinidae; sustainability; food system; trash fish; restaurant industry; karpfisk; hållbarhet; livsmedelssystem; skräpfisk; restaurangbranschen;

   Sammanfattning : .... LÄS MER

3. 2. Phenotypic correlates of spawning migration behaviour for roach (Rutilus rutilus) and ide (Leuciscus idus) in the stream Oknebäcken, Sweden.

   Kandidat-uppsats, Linnéuniversitetet/Institutionen för biologi och miljö (BOM)

   Författare :Emma Lindbladh; Johanna Eriksson; [2020]
   Nyckelord :Anadromous; cyprinids; diadromous; fish migration; ide; leuciscus idus; migration barriers; PIT-tag; roach; rutilus rutilus; sex ratio; spawning migration; Sweden;

   Sammanfattning : Migration occurs among many animal species for the purpose of, among other things, finding food or to reproduce. Spawning migration is a form of migration that occurs among many fish species where they move to another site for reproduction. The movement can be obstructed by migration barriers like road culverts. LÄS MER

4. 3. Temperatur- och flödespåverkan på aspens (Leuciscus aspius) lekvandring i Fyrisån och Örsundaån, Uppland

   Kandidat-uppsats, Uppsala universitet/Institutionen för biologisk grundutbildning

   Författare :Rebecka Svensson; [2019]
   Nyckelord :fish migration; sexual dimorphism; Cyprinidae; fiskvandring; könsdimorfism; Cyprinidae;

   Sammanfattning : Interconnected freshwater habitats are essential for many fish populations, which allow fish to migrate between areas to fulfil their life-cycle and maximize their fitness. Currently, such populations are negatively affected by human habitat exploitation. As a result, the biodiversity in freshwater ecosystems is decreasing. LÄS MER