Sökning: "karpfiskar"

Hittade 3 avhandlingar innehållade ordet karpfiskar.

1. 1. Persistent pollutants and aquaculture in tropical Lake Kariba : managing fisheries for sustainability

   Författare :Håkan Berg; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Aquaculture; Water pollution; Zimbabwe; Föroreningsfrågor; Akvakultur; Karpfiskar; Uthållig produktion; Zimbabwe;

   Sammanfattning : .... LÄS MER

3. 2. Phylogeny and species diversity of the South and Southeast Asian cyprinid genus Danio Hamilton (Teleostei, Cyprinidae)

   Författare :Fang Fang Kullander; Richard Vari; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Benfiskar; karpfiskar; fylogeni; Sydasien; Sydostasien; Systematic Zoology; zoologisk systematik och evolutionsforskning;

   Sammanfattning : Danio Hamilton, in the wide sense, consists of 66 nominal species, of which about 45 are valid. Four species, viz. D. kakhienensis, D. LÄS MER

4. 3. Plankton communities in a changing world - responses to temperature, brownification and lake restoration

   Författare :Mattias Ekvall; Enhet akvatisk ekologi; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Climate change; temperature; warming; brownification; biomanipulation; zooplankton; cyanobacteria; microcystin; grazing; Daphnia;

   Sammanfattning : The effects of increasing temperatures, in light of climate change, have been a well-studied topic during the past decades. However, aquatic ecosystems are also faced with additional challenges such as increasing water colour, known as “brownification”. LÄS MER