Kinds of Sea Cucumber (Holothuroidea) from Eastern Coastal Waters of Natuna, Riau Islands

Abstract

This research aims to know the kinds of sea cucumber. Samples were collected in the coastal waters of Natuna, RiauIslands Province in June 2009. Samples were taken from two locations: Sepempangand Pengadah beach. Observations in a sample using the method transek quadrant 5 x 5 m. The sample on mikrohabitat done with snorkeling. Samples were collected later identified by virtue of differences marfology. Based on analysis of form, color, and type spicules found 16 a species in two locations, are, 7 species of aquatic Sepempang and 10 species of aquatic pengadah and 1 species found on both location consisting of the family: Holothuriidae and Stichopodidae. Of the genus Holothuria found 4 species and of the genus Stichopus found 3 species for waters Sepempang. While for waters Pengadah of the family: Holothuriidae found 4 genus i.e. Holothuria with 3 species, Actynopyga one species out Bohadschia 2 species, Pearsonothuria 1 species and to the family Stichopodidae found one genus Stichopus with 3 species.