Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; freshwater; brackish; reef-associated; depth range 0 - 10 m (Ref. 86942). Tropical; 30°N - 23°S
Indo-West Pacific: Philippines, Indonesia, and New Guinea. Also from New Caledonia, north to Ryukyu Islands, and Palau in Micronesia (Ref. 1602).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.0 cm TL male/unsexed; (Ref. 7050)
Inhabits muddy inshore waters of mangrove swamps and penetrates freshwater rivers (Ref. 1602). Feeds on fishes and crustaceans (Ref. 1602). Possess venom glands at the base of some of the spines.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo, 1993. Freshwater fishes of Western Indonesia and Sulawesi. Periplus Editions, Hong Kong. 221 p. (Ref. 7050)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Human uses
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Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): 27.3 - 29.3, mean 28.8 °C (based on 1625 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.0 ±0.66 se; based on food items.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).