Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino associati a barriera corallina; distribuzione batimetrica 3 - 30 m (Ref. 86942), usually 3 - 4 m (Ref. 90102). Tropical
Western Pacific: Australia (known only from Rottnest Island and Shark Bay in Western Australia and One Tree Islands, in the Capricorn Group of the southern Great Barrier Reef). Recently reported from the Chesterfield Islands (Ref. 13236).
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.0 cm TL maschio/sesso non determinato; (Ref. 2334)
Spine dorsali (totale) : 12; Raggi dorsali molli (totale) : 9; Spine anali: 2; Raggi anali molli: 8. Body scales form expanded spinous points; each scale forms a blade-like ridge (Ref. 39602).
Occurs in rocky reefs and soft-bottom trawling grounds. Also found in sand and rubble bottoms, usually near reefs in 3-4 m (Ref 90102). Minimum depth from Ref. 090102.
Life cycle and mating behavior
Maturities | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve
Randall, J.E., G.R. Allen and R.C. Steene, 1990. Fishes of the Great Barrier Reef and Coral Sea. University of Hawaii Press, Honolulu, Hawaii. 506 p. (Ref. 2334)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 15.5 - 29.3, mean 27.4 °C (based on 1659 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).