p. 153 - 168 DYNAMIQUE DE LA POPULATION DE Plectorhynchus mediterraneus(GUICHENOT, 1850) DU LARGE DES OTES NORD DE LA RI MAURITANIE Cornelia Maxim et C.Maxim Institut Roumain de Recherches Marines Constanta Abstract The paper presents the values of the growing equation parameters, conversion relations between various measurements of body length, the relations gonad weight/total weight and yield/recruitment as well as natural mortality for the stock of Plectorhynchus mediterraneus in the offshore of the Mauritania coasts.