Oeufs et larves de poissons récoltés par la «Thalassa» dans le détroit de Danemark et le nord de la mer d'Irminger (Norwestlant1 - 20 mars -8 mai 1963) Relations avec l'hydrologie et le zooplancton

Among fishes of great economical interest from the northern regions, cod (Gadus morhua) and Sebastes (Sebastes marinus) rank first.But cod schools are characterised by great fluctuation through the same year, probably in relation with physical, chemical and biological conditions, and a better understanding, or even a forecasting of these fluctuations, must be searched for. In the same way, Sebastes'living conditions are not well-known, and are linked to hydrological factors and to surrounding zooplanktonic populations....