Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk; ej vandrande (Ref. 126106). Tropical; 24°C - 28°C (Ref. 2060)
Asia: India to China, south to Thailand and Cambodia (Ref. 12693) and Pakistan (Ref. 4833).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 183 cm TL hane/ej könsbestämd; (Ref. 6351); common length : 46.0 cm TL hane/ej könsbestämd; (Ref. 4833); publicerad maxvikt: 30.0 kg (Ref. 4833)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Obligate air-breathing (Ref. 126274); Adults occur in sluggish or standing water in canals, lakes, and swamps (Ref. 12693). Theyinhabit waters with submerged aquatic vegetation (Ref. 12693). Usually found only in deep pools in rivers and occasionally in lakes. They enter flooded forest (Ref. 9497). Carnivorous and subsist on fish, frogs, snakes, insects, earthworms and tadpoles (Ref. 1479). There are reports of this species taking water birds, snakes, and rodents. Males are territorial. May bite when caught (Elliot Bligh, pers. comm., 2001).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Builds floating nest of weeds and leaves where the orange-yellow eggs are deposited. Eggs hatch in 36 to 48 hours and fry remain in the nest for about 10 days after hatching. Parents guards the fry for about a month.
Kottelat, M., 2013. The fishes of the inland waters of Southeast Asia: a catalogue and core bibliography of the fishes known to occur in freshwaters, mangroves and estuaries. The Raffles Bulletin of Zoology 2013 (Suppl. 27):1-663. (Ref. 94476)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Traumatogenic
Mänskliga användningsområden
Fiskeri: kommersiell; Vattenbruk: kommersiell; sportfisk: ja; Akvarium: Offentliga akvarier
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00708 (0.00435 - 0.01153), b=2.92 (2.79 - 3.05), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
4.5 ±0.80 se; based on food items. |
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Generation time |
4.8 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (K=0.23). |
Sårbarhet i fisket (Ref. 59153) |
Moderate to high vulnerability (55 of 100). 🛈 |
Priskategori (Ref. 80766) |
Unknown.
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Näringsämnen (Ref. 124155) |
Calcium = 34 [15, 87] mg/100g; Iron = 0.767 [0.514, 1.242] mg/100g; Protein = 18.3 [17.3, 19.4] %; Omega3 = 0.198 [0.080, 0.492] g/100g; Selenium = 54.1 [21.9, 128.7] μg/100g; VitaminA = 55.8 [20.4, 150.1] μg/100g; Zinc = 0.697 [0.481, 1.074] mg/100g (wet weight); based on nutrient studies. |