Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Tropical; 19°S - 20°S
Oceania: Endemic to Queensland, Australia; known from the upper Burdekin River system.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 38.0 cm SL male/unsexed; (Ref. 44894); max. published weight: 1.0 kg (Ref. 2906)
Adults inhabit clear, fast-flowing streams, frequently in rapids or pools below them (Ref. 5259, 44894). Benthic feeder: various shrimps, earthworm, algae. Maturity: F, 17 cm SL; M, 23 cm SL. Spawning: mid October to early November after rainy periods; temp. Of 24°C. Fecundity: 115,000 eggs per female. Eggs: pelagic, 4.2-4.3 mm diameter. Hatching: 36 hours (Ref. 2906, 44894). Eggs are guarded and fanned by the male parent (Ref. 205). Aquarium conditions: pH=7, H=8, 25°C, rock and plant cover (Ref. 6398).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Eggs are guarded and fanned by the male parent (Ref. 205).
Paxton, J.R., D.F. Hoese, G.R. Allen and J.E. Hanley, 1989. Pisces. Petromyzontidae to Carangidae. Zoological Catalogue of Australia, Vol. 7. Australian Government Publishing Service, Canberra, 665 p. (Ref. 7300)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Human uses
Fisheries: of no interest; aquarium: public aquariums
Tools
Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01288 (0.00590 - 0.02812), b=3.04 (2.86 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.9 ±0.36 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): Moderate vulnerability (36 of 100).