Information for the successful breeding of the commercial sea cucumber involves getting data via academic studies or can be based on tentative information about spawning times in local areas of collecting. Determination of the gonad maturation cycles of the sea cucumber are followed using gonad index estimations and histological examination. Attempts on achieving of breeding and culturing techniques of sandfish (Highly valuable sea cucumber) are usual in some tropical countries, because A-grade Beche de mer processed from sandfish. Hence close investigations on gonad examinatoin in commercial sea cucumbers are obligated prior to attempt to breeding sandfish in each county.
Sea cucumber, Reproductive Biology, successful breeding, histological examination