Senin, 25 Oktober 2010

Pangasiidae Series #19

MACAM DAN JENIS SPECIES IKAN PATIN

PANGASIUS PANGASIUS / Hamilton, 1822






Classification
Actinopterygii | Siluriformes | Pangasiidae

Main reference

Size / Weight / Age
Max length : 300 cm SL male/unsexed; (Ref. 2686)

Length at first maturity
Lm ?, range 63 - ? cm

Environment
Benthopelagic; potamodromous (Ref. 51243); freshwater; brackish; pH range: 6.0 - 7.5; dH range: ? - 25; depth range 50 - ? m (Ref. 4833)

Climate / Range
Tropical; 23°C - 28°C (Ref. 2059); 35°N - 8°N

Distribution
Asia: large rivers of Indian subcontinent and Myanmar (Ganges, Krishna?, Godavari, Irrawaddy). Widely introduced in its geographical range for aquaculture. Reports from Thailand, Malaysia and Indonesia are based on misidentifications.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description
Dorsal spines (total): 2; Dorsal soft rays (total): 7 - 7; Anal spines: 0; Anal soft rays: 29 - 32. Eye small, its diameter more than 7 times in head length (in 18 cm long specimens); bright yellow caudal fin in adults; maxillary barbel extends to gill aperture; 23-28 gill rakers on first arch (Ref. 12693).

Biology :
Found in large rivers and estuaries (Ref. 4833). Occurs in high estuary (freshwater tidal zone) as juveniles, moving to brackish water as sub-adults, and finally as adults to river mouths and inshore areas (Ref. 12693). Longevity given as 10 years (Ref. 2686) but appears too low. Feeds on snails, other mollusks (Ref. 1479) and plants (Ref. 4833). Reared for consumption in Thailand, Cambodia and Vietnam; excellent food fish with very white fine grained sweet flesh (Ref 2686). Marketed fresh (Ref. 12693).

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