Notes on Natural Evisceration of the Sea Cucumber Actinopyga Agassizi Selenka

Three cases of evisceration in nature of the aspidochirote holothurian, Actinopyga agassizi Selenka are reported from West End, Grand Bahama, together with the occurrence of natural evisceration in three out of a group of four animals collected at Powell Point, Eleuthera. Results of periodic checks of the population during a year in the West End area are given. The effect on the holothurians of a sudden appearance of an unidentified blue-green alga in the area is described.