Vandring av vårlekande fisk och jämförelse av fångst mellan ryssja och strömöversiktsnät i Hammerstaån, Stockholms län

• Main Author: Johansson, Ulf
• Format: Bachelor Thesis
• Language: Swedish
• Published: Linköpings universitet, Institutionen för fysik, kemi och biologi 2011
• Subjects: Spring-spawning fish; inventory; Migation; bream; fyke nets; Strömöversiktsnät; Hammerstaån; Muskån; Vårlekande fisk; karpfiskar; vimma; inventering; provfiske; Biology; Biologi; Brama; Anguilla anguilla; Burbot; Lota lota; lota
• Online Access: http://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-69704

During the last two hundred years many wetlands and streams in Sweden have been lowered to provide land for agriculture and forestry. Some of the coastal wetlands and streams probably served as spawning sites for certain species of fish in the Baltic Sea, but the present situation is not well known....