Shorefishes of the Eastern Pacific online information system

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Genus: Ptereleotris, Dart Gobies, Dart-Fishes, Hover Gobies

All Families:   All Genera:   All Species:

elongate, very compressed
eyes lateral
D IV-VI + I, 20-25
C: elongate, oval
mouth ~ vertical, lower jaw strongly projecting
pelvics separate
A I, 19-22



Body very elongate, compressed; head strongly compressed; mouth very oblique, opens above, lower jaw projecting, chin with longitudinal fold; dorsal fin VI + I, 22-25; anal fin I, 21-39; pectoral fins 20-25; pelvic fins separate, I, 4; tail fin long & pointed or rounded; scales very small, usually non-overlapping, embedded, ~100-170 on mid-side, all smooth or smooth with a few rough at rear, head scaleless; no lateral line.

A circumtropical genus of about 15 species found in all tropical seas except for the eastern Atlantic; represented by 1 species endemic in our region.