p. 245 - 250 DONNEES PRELIMINAIRES CONCERNANT LA REPRODUCTION ARTIFICIELLE CHEZ LE FLET (PLATYCHTHYS FLESUS LUSCUS) (PALLAS) Valerian Udrea Institute Roumain de Recherches Marines Constanta Abstract Experiments of artificial reproduction of flounder (Platichthys flesus luscus) showed the species can reach the natural maturation in captivity condition. Without any stimulus. Eggs fecundation by the dry method combined with the water one gives the best results. At the 8,18 degree C medium temperature the spawning occurs in 10 days. It is not advisable to feed the larvae after the vitelin purse resorbtion by Artemia salina eggs, those being hardly digestibil can cause the deth of organisms.