Browsing Published in cooperation with others by Subject "fish stocking"
Now showing items 1-9 of 9
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Are reared juveniles fit for release into the wild?
(ICES CM Documents;1993/F:34, Working paper, 1993)The main question that has to be raised when planning to enhance natural fish populations is whether reared fish are fitted for a life in the wild, or more specifically, whether there are differences between reared and ... -
Effect of size-selective mortality on growth of coastal cod (Gadus morhua L.) illustrated by tagging data and an individual-based growth and mortality model
(ICES CM Documents;1996/G:48, Working paper, 1996)Since 1983 more than one million reared cod juveniles have been tagged and released in different areas along the Norwegian coast. The goal of the programme is to evaluate the ecological and economical potential in sea ... -
Effects of pre-release acclimatization period on salmon return rates
(ICES CM Documents;1995/M:13, Working paper, 1995)42.000 1+smolts of Atlantic salmon were size graded into two size groups and released during three weeks in spring 1993; one group of small and one of large smolts on each of the four release days. Approximately 25% of ... -
Preliminary report from a study of species composition, size composition and distribution of the fish in a fjord of western Norway based on regularly conducted experimental fishing and catch statistics during one year
(ICES CM Documents;1986/G:70, Working paper, 1986)This paper is a contribution to the research program investigating the possibility of building up the local cod population in Masfjorden, a fjord in the westen Norway, by releasing large numbers of artificially produced ... -
Release of artificially reared 0-group coastal cod (Gadus morhua L.) in a landlocked fjord in western Norway
(ICES CM Documents;1985/F:10, Working paper, 1985)In 1983 and 1984 about 14 000 seven month old pond or basin reared coastal cod were tagged and released in Heimarkspollen and Osen in Western Norway. In May 1984 fishing in the release areas was initiated and local ... -
Report from the symposium on sea ranching of cod and other marine fish species [Arendal, 15- 18 June, 1993]
(ICES CM Documents;1993/F:49, Working paper, 1993)Recent ranching experiments aimed to enhance the stocks of cod on the Norwegian and Danish coasts have led to disappointing results. The young stages were reared before releasing as juveniles. The use of tags and genetic ... -
Report of the Working Group on Introductions and Transfers of Marine Organisms [Göteborg, May 28 -June 1, 1985]
(ICES CM Documents;1985/F:60, Working paper, 1985) -
Report of the Workshop to Evaluate the Potential of Stock Enhancement as an Approach to Fisheries Management [Copenhagen, 19- 24 May, 1994]
(ICES CM Documents;1994/F:9, Working paper, 1994) -
Use of live freshwater zooplankton for startfeeding Atlantic salmon in net pens
(ICES CM Documents;1985/F:16, Working paper, 1985)The experiment was carried out 1984 in a coastal lake near Bergen, Norway. A total of four (later doubled) groups of Atlantic salmon (Salmo salar) fry were startfed with live zooplankton delivered by a pump. Small ...