Common silver-biddy

Gerres oyena

The common silver-biddy is a species of mojarra native to marine and brackish waters of coastal waters of the Indian Ocean and the western Pacific Ocean. It inhabits estuaries, coastal waters and lagoons. This species can reach a length of 30 cm, though most do not exceed 20 cm.
Blacktip Silverbiddy - Gerres oyena  Anilao,Batangas,Blacktip Silverbiddy,Fish,Gerres oyena,Philippines,Silverbiddy

Reproduction

Based on the seasonal reproductive cycle of the species, ovary development of the females occurs from March to September, while the testes development of the males occurs between March and August. For both sexes, the maximal development occurs during April and May. Using the gonadosomatic index, the minimum standard length at sexual maturity was 89.7 mm for the females and 81.4 mm for males. The size at which 50% of individuals were sexually mature was 104 mm SL in females and 92 mm SL in males.

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Status: Least concern
EX EW CR EN VU NT LC
Taxonomy
KingdomAnimalia
DivisionChordata
ClassActinopterygii
OrderPerciformes
FamilyGerreidae
GenusGerres
SpeciesG. oyena
Photographed in
Philippines