First dorsal fin with 6 spines. Second dorsal fin with 1 spine and 13 rays. Anal fin with 1 spine and 14 rays. Pectoral fin with 18-19 rays. Breast and pectoral fin base scaled. Pelvic fin connected at base only. Middle of nape naked, sides scaled forward to above end of operculum.
Pinkbar goby's facts
Did you know?
pinkbar goby does not dig a hole for itself if there is a snapping shrimp already occupying one nearby, but instead seeks contact with the shrimp. The goby makes sure that its resting position is so arranged that its tail always remain in contact with its partner.
Pinkbar goby's Behavior & Ecology
Pinkbar goby lives with the alphaeid shrimp, Alpheus randalli, in burrows on coral reefs, with coarse sandy bottoms. Occurs in clear coastal to outer reefs on sand and rubble flats in depths of 20-35 meters.
Pinkbar goby's Relationship with Humans
Pinkbar goby can be found in the aquarium trade.
Pinkbar goby habitat
Shrimp-gobies occur in symbiotic relationships with shrimps in the genus Alpheus. This species occupies sandy slopes of lagoons and outer reef flats and slopes, at depths of 5-40 m. It attains a maximum size of 9 cm total length (Allen and Erdmann 2012).