p. 101 - 129 LE SPRAT (SPRATTUS SPRATUS L.) DU LITTORAL ROUMAIN DE LA MER NOIRE Ileana Cautis Institut Roumain de Recherches Marines Constantza Abstract The paper discusses of the results of researches carried out over the 1956-1969 period on various aspects of sprat. (Sprattus sprattus L.) biology; this fish is caught near the Romanian Black Sea coast. The structure of the population living in this area is also determined and the parameters showing the characteristics of this population and its dynamics are given. Some correlations are esta- blished that can be used as elements in drawing up prognoses. The particularities inducing high shifts in sprat fishing near the Romanian Black Sea coast as well as those determining the restoration of the stocks are discussed.