Blar i Fisken og havet (1958- ) på emneord "selection"
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Overleving av torskefisk som unnslipper fra reketrål med Nordmørsrist
(Fisken og havet, Research report, 1995)The survival of one year old cod (Gadus morhua), haddock (Melanogrammus aeglefrzus) and whiting (Merlangius merlangius) escaping from a shrimp trawl with a metal grid sorting device (the Nordmøre grid) was studied during ... -
Sammenligning av fangsteffektiviteten til fiskeredskaper
(Fisken og havet, Research report, 2002)A method to determine the catching efficiency of one fishing gear relative to another is presented in this manual. The principle is to perform a number of paired comparisons between two gears by conducting catching ... -
Selective mecanisms of significance in the survival of fish
(Fisken og havet, Research report, 1995)The adult fish can during the reproductive process select for three different parameters; 1- time of spawning, 2- location of spawning, and 3- egg size. In this work all three parameters are discussed, but particular ... -
Seleksjonsforsøk med torskeruser
(Fisken og havet;1963 - Nr. 2, Journal article, 1963)The selection of cod in trap-nets made of cotton has been studied on the fishing localities and in an aquarium. Most of the calculations are made on data from aquarium experiments with five different mesh-sizes. The selection ...