Threefin blenny Threefin blenny Threefin or triplefin blennies are blennioids, small perciform marine fish of the family Tripterygiidae. Found in tropical and temperate waters of the Atlantic, Pacific and Indian Oceans, the family contains about 150 species in 30 genera. The family name derives from the Greek "tripteros" meaning "with three wings". With an elongated, typical blenny form, threefin blennies differ from their relatives by having a dorsal fin separated into three parts (hence the name); the first two are spinous. The small, slender pelvic fins are located underneath the throat and possess a single spine; the large anal fin may have
Orangespotted goby depth. The goby and its host shrimps interact closely and the goby is dependent on its hosts' burrow for cover. The goby acts as a sentinel, watching for danger from the entrance of the burrow. The diet of the orangespotted goby consists mainly of small gastropods, decapods, ostracods and isopods. Orangespotted goby The orangespotted goby (Nes longus) is a species of goby native to the tropical Atlantic coast from Bermuda and southern Florida through the Caribbean Sea and Gulf of Mexico south to the Caribbean coasts of Venezuala and Colombia, where it prefers silty bottoms around reefs. It is a