Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; brackish; demersal; non-migratory; depth range 0 - 20 m (Ref. 86942). Tropical
Western Central Pacific: Philippines, Borneo, Singapore, Celebes, Papua New Guinea, New Georgia and Australia from the Northwest Shelf to Brisbane.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 58.0 cm TL male/unsexed; (Ref. 9790); common length : 30.0 cm TL male/unsexed; (Ref. 9790); max. published weight: 655.00 g (Ref. 3132)
Dorsal spines (total): 9; Dorsal soft rays (total): 11; Anal spines: 0; Anal soft rays: 11. Prominent pit present behind upper eye. Preopercular spines short, upper two subequal. Infraorbital ridge usually smooth over eye. Suborbital ridge bearing 1 spine below rear of eye. Dorsal fin IX or I,VIII. Dermal papillae (usually 6-9 in adults) on upper surface of eye, longest branched and reaching well above supraorbital ridge. Short dark streaks usually crossing rays in dorsal and caudal fins.
Body shape (shape guide): elongated.
Inhabits shallow rocky coastal areas frequently associated with seaweed beds and mangroves, most commonly at depths of less than 5 m (Ref. 9790). Also found on sand bottoms (Ref. 3132).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Allen, G.R. and R. Swainston, 1988. The marine fishes of north-western Australia: a field guide for anglers and divers. Western Australian Museum, Perth. 201 p. (Ref. 3132)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Fisheries: subsistence fisheries
Tools
Special reports
Download XML
Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): 24.7 - 29.3, mean 28.6 °C (based on 2366 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00708 (0.00421 - 0.01190), b=3.09 (2.94 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 4.0 ±0.7 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (43 of 100).
🛈
