Blar i Flødevigens rapportserie (1982-1992) på forfatter "Tveite, Stein"
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0-group cod investigations on the Norwegian Skagerrak coast. In: The propagation of cod Gadus morhua L.: an international symposium, Arendal, 14 - 17 June 1983
Tveite, Stein (Flødevigen rapportserie, Conference object, 1984)Since 1917 0-group cod have been sampled by beach seine along the Norwegian Skagerrak coast. The average number of 0-group per haul is found to give a relatively reliable estimate of year class strenqth. There was a ... -
Fiskeribiologiske undersøkelser i Langesundsområdet, 1974-1978
Dahl, Einar; Torstensen, Else; Tveite, Stein (Flødevigen rapportserie, Research report, 1983)From 1974 to 1978 R/V "G.M. Dannevig" was used for 7-8 cruises yearly in the Langesund area. Parameters sampled at 7 stations were: temperature, salinity and oxygen in standard depths, phytoplankton studies in the upper ... -
Prediction of year-class strength of coastal cod (Gadus morhua) from beach seine catches of 0-group. In: Flødevigen rapportserie no 1, 1992
Tveite, Stein (Flødevigen rapportserie, Research report, 1992)The validity of a beach seine 0-group index as a measure of year-class strength of cod in exposed areas along the Norwegian Skagerrak coast was tested. Fishing with trammel-nets was performed during November and December ... -
A stock assessment of lobster (Homarus gamarus) on the Norwegian Skagerrak coast
Rørvik, Carl Jakob; Tveite, Stein (Flødevigen rapportserie, Research report, 1982)The lobster stock on the Norwegian Skagerrak coast has become gradually less abundant since early 1950'ies. This is shown by decreasing catch per unit of effort and decreasing numbers according to cohort analysis on ...