Eléments sur la croissance de la crevette grise, Crangon crangon (L.), en Manche-Est et en Sud mer du Nord.

From a very important data basis collected from 1977 to 1982, an approach of growth with the Petersen method is realised. A sex discrimination has been done, and females are studied more precisely according to the hypothesis of heterosexuality (HASSELBLAD method). The demographic structures between the two areas are compared.