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Gerres filamentosus  Cuvier, 1829

Whipfin silver-biddy
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Image of Gerres filamentosus (Whipfin silver-biddy)
Gerres filamentosus
Picture by Randall, J.E.

Classification / Names Nomi Comuni | Sinonimi | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterigi (pesci con pinne raggiate) > Perciformes (Perch-likes) > Gerreidae (Mojarras)
Etymology: Gerres: Latin, gerres = a kind of anchovies; cited by Plinius.   More on author: Cuvier.

Ambiente / Clima / Range Ecologia

; marino; acqua dolce; salmastro demersale; amfidromo (Ref. 51243); distribuzione batimetrica 1 - 50 m (Ref. 4372).   Tropical; 26°C - 29°C (Ref. 4959), preferred ?; 32°N - 36°S, 24°E - 171°E

Distribuzione Stati | Aree FAO | Ecosystems | Presenze | Point map | Introduzioni | Faunafri

Indo-Pacific: East Africa and Madagascar to Japan and Australia; New Caledonia (Ref. 26587) and Vanuatu (Ref. 13300). Enters rivers and lakes in Madagascar and the east coast of Africa. Not in the Middle East (Ref. 103159).

Length at first maturity / Size / Peso / Age

Maturity: Lm 19.0  range ? - ? cm
Max length : 35.0 cm TL maschio/sesso non determinato; (Ref. 4323); common length : 15.0 cm SL maschio/sesso non determinato; (Ref. 4967)

Short description Morfologia | Morfometria

Spine dorsali (totale): 9; Raggi dorsali molli (totale): 10-11; Spine anali 2-3; Raggi anali molli: 7 - 8.

Biologia     Glossario (es. epibenthic)

Adults are coastal inhabitants found on soft bottoms (Ref. 44894), over sandy substrate (Ref. 12693). Juveniles are found in brackish mangrove estuaries, sometimes enter fresh water (Ref. 2847, 44894), lakes (Ref. 4323), tidal creeks (Ref. 44894) and lower freshwater reaches of rivers (Ref. 12915). Feed on small crustaceans, polychaetes and forams on sand or muddy-sand bottoms (Ref. 12915), worms and insect larvae (Ref. 12693). Length at first reproduction was reported to be around 12 cm SL, for a population in a South African estuary (D. Woodland, pers.comm. 07/13). Salted or made into fish sauce.

Life cycle and mating behavior Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve

Juveniles enter estuaries and mangrove areas at 1 cm SL and stay until they reach maturity, at which stage they move out to sea (Ref. 36558).

Main reference Upload your references | Bibliografia | Coordinatore : Woodland, David J. | Collaboratori

Woodland, D.J., 1984. Gerreidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean fishing area 51. Vol. 2. [pag. var.]. FAO, Rome. (Ref. 3409)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

Pesca: scarso interesse commerciale
FAO(Publication : search) | FisheriesWiki | Sea Around Us

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