The main objective of this study is to analyze the life characteristics of the red starfish Echinaster sepositus (18 individuals) and the common species paracentrotus lividus (27 individuals), living in the Mostaganémoise ...
A study of the reproduction of the black sea urchin Arbacia lixula from Mostaganem
coastline was conducted at once site rocky, rich in photophilous algae but disturbed by
pollution (urban and industrial discharges) and ...