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Gerres microphthalmus Iwatsuki, Kimura & Yoshino, 2002 Small-eyed whipfin mojarra |
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photo by
Tanaka, H. |
| Family: | Gerreidae (Mojarras) | |||
| Max. size: | 12 cm SL (male/unsexed) | |||
| Environment: | pelagic-neritic; brackish; marine; depth range - 20 m | |||
| Distribution: | Northwest Pacific: southern Japan. | |||
| Diagnosis: | Dorsal spines (total): 9-9; Dorsal soft rays (total): 10-10; Anal spines: 3-3; Anal soft rays: 7-7. Second dorsal fin elongated, reaching just short of last dorsal fin ray when depressed (in all stages, up to 50% SL, mean 42% SL, tip very easily broken). Orbit diameter relatively small (8-11% SL), ratio as % of snout length, 93-143. Head length relatively short, 30-33% of SL. Maxillary reaching to below or (rarely) just short of anterior margin of iris. Exposed maxillary process always tapering to a point anteriorly for about half its length. Supraneural bones 3 (Ref. 43141). | |||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||