p. 147 - 161 LE PRODUCTION DES ESPECES D'ENTEROMORPHA DU LITTORAL ROUMAIN DE LA MER NOIRE Florian Vasiliu Institute Roumain de Recherches Marines Constanta Abstract The results of the observations and measurements carried out between 1972-1980 on the ecology and production of the main Enteromorpha species from the Romanian Black Sea are presented in the paper. The average multiannual production for the whole rocky bottom area, between 0-5 m depth (20.22 kmp) is estimated at 2,129.50 T/year (wet weight), or 383.31 T/year (dry weight).