starlet cushion starfish - asterina gibbosa

animal aqua aquatic asterina asterinidae asteroidea atlantic biology care coast color colorful creatures critters cushion diving echinoderm echinodermata echinoderms ecology europe european fauna finger gibbosa greece holiday invertebrate invertebrates inverts italy life macro marin marine mediterranean mollusk natural nature nautical nobody ocean oceanic oceanographic oceanography photography reef saltwater salty scuba sea season seastar seawater shore small snorkel snorkeling spikes star starfish stars stone submarine summer travel tropic tropical undersea underwater valvatida water wild wildlife