Blar i ICES CM documents authored by IMR scientists (1949-2011) på forfatter "Dragesund, Olav"
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The collapse of the Norwegian spring spawning stock
Dragesund, Olav; Ulltang, Øyvind (ICES CM Documents;1972/H:11, Working paper, 1972) -
The development of acoustic instrumentation in fisheries research and commercial fisheries in Norway
Dragesund, Olav; Midttun, Lars (ICES CM Documents;1966/F:8, Working paper, 1966) -
Further studies on stock size fluctuations and rate of exploitation of the Norwegian spring spawning herring, 1950 - 1971
Dragesund, Olav; Ulltang, Øyvind (ICES CM Documents;1973/H:19, Working paper, 1973) -
Habitat selection and competition amongst 0-group gadidae off Mid-Norway
Godø, Olav Rune; Sunnanå, Knut; Gjøsæter, Jakob; Dragesund, Olav (Working paper, 1988)Juvenile gadids and other co-occurring fishes were collected during August in the years 1981 to 1983 at the Møre coast (Mid-Norway). The gears used were pelagic trawl, bottom trawl, Danish seine and beach seine. All species ... -
Mortality of herring during the larval stage
Dragesund, Olav; Nakken, Odd (ICES CM Documents;1968/Sy:4, Working paper, 1968) -
NORFISK - an ecosystem simulation model for studies of the fish stocks off the coast of Norway
Bax, Nicholas J.; Sunnanå, Knut; Godø, Olav Rune; Dragesund, Olav (ICES CM Documents;1984/B:25, Working paper, 1984)A biomass based ecosystem simulation model has been fitted to a restricted area of the Norwegian coastal waters. The model uses a holistic ecosystem approach and data on biomasses and their interaction with each other ... -
The Norwegian Small and Fat Herring Fishery; Changes in Size and Composition
Dragesund, Olav (ICES CM Documents;1961/42, Working paper, 1961) -
Norwegian tagging experiments in the north-eastern North Sea and Skagerak, 1964 and 1965
Dragesund, Olav; Haraldsvik, Steinar (ICES CM Documents;1966/H:27, Working paper, 1966) -
Observation on distribution and migration of Micromesistius poutassou (Risso, 1810) in the Northeast Atlantic
Dragesund, Olav; Jakupsstovu, Stein Hjalti (ICES CM Documents;1971/H:26, Working paper, 1971) -
Observations on capelin (Mallotus villosus) in Newfoundland waters
Dragesund, Olav; Monstad, Terje (ICES CM Documents;1972/H:12, Working paper, 1972) -
On the herring larvae of Norwegian spring spawners : Effect of time and location of spawning on year-class strength in the period 1959-1965
Dragesund, Olav (ICES CM Documents;1968/Sy:6, Working paper, 1968) -
On the possibility of estimating year-class strength by measuring echo-abundance of 0-group fish
Dragesund, Olav; Olsen, Steinar (ICES CM Documents;1964/9, Working paper, 1964) -
Preliminary results of the Norwegian capelin investigations during winter and spring 1971
Dragesund, Olav; Gjøsæter, Jakob; Monstad, Terje (ICES CM Documents;1971/H:24, Working paper, 1971) -
Recruitment of young Arcto-Norwegian cod and haddock in relation to parent stock size
Hylen, Arvid; Dragesund, Olav (ICES CM Documents;1970/Sy:19, Working paper, 1970) -
Relationship of parent stock size and year-class strength in Norwegian spring spawning herring
Dragesund, Olav; Nakken, Odd (ICES CM Documents;1970/Sy:20, Working paper, 1970) -
Remarks on the recovery of tags from the Norwegian herring fishery of north and east Island in 1958
Dragesund, Olav (ICES CM Documents;, Working paper, 1958) -
Return of Norwegian spring spawning herring (Clupea harengus L.) to historical spawning grounds off southwestern Norway
Bergstad, Odd Aksel; Røttingen, Ingolf; Toresen, Reidar; Johannessen, Arne; Dragesund, Olav (ICES CM Documents;1991/H:24, Working paper, 1991)From the mid-1940s to mid-1960s a northward displacement of the spawning areas of the Norwegian Spring Spawning Herring was observed. Further retraction of the population from traditional feeding and spawning grounds ... -
Stock size fluctuations and rate of exploitation of the Norwegian spring-spawning herring, 1950 - 1974
Dragesund, Olav; Ulltang, Øyvind (ICES CM Documents;1975/H:47, Working paper, 1975) -
Stock Strength and Rate of Mortality of the Norwegian Spring Spawners as indicated by Tagging Experiments in Icelandic Waters
Dragesund, Olav; Jakobsson, Jakob (ICES CM Documents;1961/41, Working paper, 1961)