Three species of sea cucumber (2 species belong to genus Holothuria and one species of Stichopus) were collected on subtidal zone of Chabahar Bay in the late of 2007. The literature review on the distribution was revealed that this is the first report of H. leucospilota, H. arenicula and S. variegatus from Chabahar Bay (Sea of Oman). The species identification was done through morphological keys and review of their ossicles. This study is revealed the special characteristics of the presented species in order to just identification of them
