Teleostei (teleosts) > Eupercaria/misc
(Various families in series Eupercaria) > Gerreidae
Etymology: Gerres: Latin, gerres = a kind of anchovies; cited by Plinius; microphthalmus: Named for its small eyes (small in diameter)..
Environment: milieu / climate zone / depth range / distribution range
Marine; brackish; pelagic-neritic; depth range ? - 20 m (Ref. 58018). Temperate; ? - 16°C (Ref. 43141)
Northwest Pacific: southern Japan.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm SL male/unsexed; (Ref. 43141)
Morphology | Morphometrics
soft rays: 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).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Iwatsuki, Y., S. Kimura and T. Yoshino, 2002. A new species: Gerres microphthalmus (Perciformes: Gerreidae) from Japan with notes on limited distribution, included in the G. filamentosus complex. Ichthyol. Res. 49(2):133-139. (Ref. 43141)
IUCN Red List Status (Ref. 126983)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion