Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
marina; sötvatten; brackvatten bottenlevande; katadrom (Ref. 51243); djupintervall 3 - 10 m. Tropical
Indian Ocean: East Africa to Sumatra, Indonesia.
Size / Vikt / Age
Könsmognad: Lm ? range ? - ? cm
Max length : 121 cm TL hane/ej könsbestämd; (Ref. 6028); publicerad maxvikt: 7.0 kg (Ref. 6028)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Adults rarely in coastal swamps, with a wide temperature tolerance. Shy and secretive, and is found in greatest abundance in mud substrates of dry zones. Most often found in deep rock pools in rivers in the wet zones. Probably feeds on small fish, crustaceans, worms and mollusks. Species is too large for use in the aquarium trade, however is a welcome food fish when caught.
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Pethiyagoda, R., 1991. Freshwater fishes of Sri Lanka. The Wildlife Heritage Trust of Sri Lanka, Colombo. 362 p. (Ref. 6028)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Fiskeri: husbehovsfiske
Verktyg
Special reports
Download XML
Internet-källor
Estimates based on models
Preferred temperature (Ref.
123201): 28.1 - 29.3, mean 28.6 °C (based on 108 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00076 (0.00037 - 0.00157), b=3.17 (3.00 - 3.34), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.8 ±0.57 se; based on food items.
Resiliens (Ref.
120179): Mycket låg, lägsta populationsfördubblingstid mer än 14 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (73 of 100).
🛈
