Spiny Brittle Star (Ophiocoma erinaceus) クロクモヒトデThe Spiny Brittle Star is very common. They are blac...

Brittle Starfish hide under rocks and coral in the day. They come out at night to feed. They can be ...

Yellow-spotted Star (Breviturma pica) ホウシャクモヒトデ – size 20cmThe Yellow-spotted Star is a Brittl...

Granular Star (Choriaster granulatus) カワテブクロI found a pair of Granular Stars at 150′ in Taveun...

Crown of Thorns Star (Acanthaster planci) オニヒトデ – size 55cmThe Crown of Thorns Star is not wel...

Cushion Star (Culcita novaeguineae) マンジュウヒトデ – size 25cmCushion Star are large and look like a...

Fisher’s Star (Mithrodia fisheri) size 50cmThe Fisher’s Star is a Hawaiian endemic Starf...

Red Velvet Star (Leiaster sp.) I think that this Red Velvet Star is Leiaster glaber. There is a lot ...

Sheriff Badge Star (Asteropsis carinifera) ノコギリヒトデ – size 17cmThe Sheriff Badge Starfish is sm...

Blue-black Urchin (Echinothrix diadema) ガンガゼモドキ – Wana – size 10cm testThe Blue-black Ur...

Pebble Collector Urchin (Pseudoboletia indiana) マダラウニ – size 13cmThe Pebble Collector Urchin c...

Ten-lined Urchin (Eucidaris metularia) マツカサウニ – size 3cmThe Ten-lined Urchin is a small urchin...

Needle-spined Urchin (Echinostrephus spc.) aciculatus Echinostrephus molaris タワシウニThe Needle-spined ...

Ophiomastix elegans オハグロクモヒトデOphiomastix elegans is a Brittle Star with a black central disc legs ar...

Feather Stars are also known as Crinoids. They are filter feeders with feather-like arms. They do ha...

Blue Linckia (Linckia laevigata) アオヒトデThe Blue Linckia can get up to 300 cm in diameter. Here is a B...

Long Legged Brittle Star (Macrophiothrix Sp.) ウデナガクモヒトデA Brittle Star with very long legs. I am not ...

Black Spotted Starfish (Fromia milleporella) アカヒメジュズベリヒトデThe Black Spotted Starfish is orange with b...

Indian Sea Star (Fromia indica) アミメジュズベリヒトデAn Indian Sea Star. Amami Another Indian Sea Star. Amami

Neoferdina sp. is a juvenile Starfish about 3 cm across. I think that it could be Neoferdina cumingi...

Variable Starfish (Nardoa variolata) アズキイボヒトデThe Variable Starfish has variable appearances. The Jap...

Collector Urchin (Tripneustes gratilla) シラヒゲウニ – size 13cmCollector Urchins have short spines ...

Luzon Sea Star (Echinaster luzonicus) ルソンヒトデThe Luzon Sea Star varies in color from brown to green t...

Red Sea Star (Certonardoa semiregularis) アカヒトデThe Red Sea Star looks orange to me. They are more com...

Tiled Sea Star (Fromia monilis)  ジュズベリヒトデ also Peppermint and NecklaceThis Tiled Sea Star looks like...

Spotted Linckia (Linckia multifora) ゴマフヒトデThe Spotted Linckia is a common sea star in Hawaii, but th...

Banded Urchin (Echinothrix calamaris) トックリガンガゼモドキThe Banded Urchin has medium spines. The longed pri...

Long Spine Blue Lined Urchin (Diadema savignyi) アオスジガンガゼThe Long Spine Blue Lined Urchin Has long sp...

Long Spine Orange Ring Urchin (Diadema setosum) ガンガゼThe Long Spine Orange Ring Urchin Has long spine...

Pale Rock Boring Urchin (Echinometra mathaei) ナガウニ – ‘Ina – size 7cmThe Pale Rock ...