Introduction: This study touches on identification of Sea STARS and Brittle STARS species in coast of Chabahar Gulf in the Oman Sea, IR. During November 2008 to September 2009.Method study: The area of study was at the farthest end of south east of Iran in province of Sistan and Balouchestan. Samplings were randomly done bimonthly during low tide from 5 stations, by using 1m×1m quadrate. Then, samples were counted, identified.Results: The results showed that 7 species of echinodermata including: Aquilonastra burtonii, Astropecten phragmorus, Astropecten hemprichi, Macrophiothrix elongate, Macrophiothrix cheneyi from 2classes Asteroidea and Ophiuroidea and from 3orders Spinulosa, Paxillosida, Ophiurida and 3 families Asterinidae, Astropectinidae, Ophiotrichidae. Discussion and Conclusion: Aquilonastra burtonii attendance was in all of the stations with the exception of station 5. Astropecten phragmorus was found in stations 2 and 4 and Astropecten hemprichi in stations 4 and 5. Macrophiothrix cheneyi and Macrophiothrix elongata were seen in stations 2, 3 and 4.