Senin, 25 Oktober 2010

Pangasiidae Series #13

MACAM DAN JENIS SPECIES IKAN PATIN

PANGASIUS POLYURANODON /Bleeker, 1852


Pangasius Polyuranodon




Classification
Actinopterygii | Siluriformes | Pangasiidae

Main reference

Size / Weight / Age
Max length : 80.0 cm SL male/unsexed; (Ref. 46915)

Environment
Benthopelagic; potamodromous (Ref. 51243); freshwater; brackish

Climate / Range
Tropical

Distribution
Asia.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description
Dorsal spines (total): 2; Dorsal soft rays (total): 6 - 8; Anal spines: 0; Anal soft rays: 33 - 43. Body somewhat elongated with short predorsal length (25.2-29.2% SL); a long caudal peduncle (17.2-21.8% SL); short head length (16.1-20.1% SL); and, short mandibular barbels (length 11.7-42.2% HL). Swim bladder 3-chambered, extending to above anal-fin base (Ref. 46915). Dorsum dark blue to blue-black; 3-4 lowermost principal caudal rays white; vomerine teeth appearing as 2 joined patches in juveniles (Ref. 12693); vomerine teeth united into quadrangular patch, 1.5 times broader than long, not confluent with palatine teeth patch; anal fin base elongate, its length 3.1-3.6 times in SL; dorsal and pectoral fin spines slender; snout blunt (Ref. 43281).

Bilology :
Found in lakes and rivers (Ref. 56749). Occurs in estuaries and lower reaches but has also been observed in the upper reaches during the rainy season. Species is omnivorous with a tendency to opportunism (Ref. 46915).

http://www.fishbase.org/identification/specieslist.cfm?famcode=134&areacode=&spines=&fins=

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