Found in a tidepool. My first thought was it was a 7-arm starfish (for obvious reasons), but the spines on the upper surface don't appear to be correct.
Side of dock
About 3 in wide and I only saw one in a large lower intertidAl tide pool.
A common brittlestar found under rocks in tidepools.
Found under a rock in a tidepool.
Yellow-orange urchins (one's there I promise he's under the shell!). Look to be approx 5 cm in diameter. Spines lighter than body (dark brownish). One under shell. Two under rock. Found in tide pool
斑砂海星 Luidia maculata
If anyone can provide further identification please help!
Seen at a depth of about 4-8 meters, rather sandy bottom with some coral outcroppings.
Feather star - comatulida
Cebu, the Philippines
Echinoderms (Phylum Echinodermata from Greek, ἐχῖνος, echinos – "hedgehog" und δέρμα, derma – "skin") are a phylum of marine animals. The adults are recognizable by their (usually five-point) radial symmetry, and include such well-known animals as starfish, sea urchins, sand dollars, and sea cucumbers. Echinoderms are found at every ocean depth, from the intertidal zone to the abyssal zone. The phylum contains about 7000 living species, making it the second-largest grouping of deuterostomes (a superphylum), after...