00 25/11/2003 12:02
Polydactylus quadrifilis
Giant African threadfin

Polydactylus quadrifilis (Cuvier, 1829)
Family: Polynemidae (Threadfins)

Mappa
Ordine: Perciformi
Classe: Actinopterygii (ray-finned fishes)
Nome base: Giant African threadfin
Max. size: 200 cm; max.weight: 75.0 kg.
Environment: demersal; brackish; marine ; depth range 15 - 55 m
Climate: tropical; 15°N - 13°S
Importance: fisheries: commercial
Distribution:
Gazetteer Eastern Atlantic: Senegal to Congo.
Biology: Occurs in shallow waters, over muddy bottoms in brackish habitats (estuaries and lagoons). Feeds on crustaceans and fishes.
Dangerous: harmless