Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 30 - 345 m (Ref. 86254). Subtropical; 17°S - 39°S (Ref. 86254)
Indo-West Pacific: Eastern Australia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 39.1 cm SL male/unsexed; (Ref. 86254)
soft rays: 12. This species is distinguished by the following characters: 80-93 anteroventrally slanted oblique scale rows above lateral line; snout length 29.5-32.3% HL, slightly decreasing proportionally with growth; pectoral fin length 13.9-15.8% SL; pelvic fin length 22.1-28.5% SL; nasal bone with tubercles in larger specimens; dorsal surface of head with large, pale to dark-brown irregularly shaped spots, body without spots dorsally; pelvic fin with large brown spots (Ref. 86254).
Occurs over gravel bottom of the continental shelf and continental slope (Ref. 75154).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Imamura, H. and M.F. Gomon, 2010. Taxonomic revision of the genus Ratabulus (Teleostei: Platycephalidae), with descriptions of two new species from Australia. Memoirs of Museum Victoria 67:19-33. (Ref. 86254)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 14.3 - 24.5, mean 19.7 (based on 83 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00562 (0.00248 - 0.01273), b=3.03 (2.84 - 3.22), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.9 ±0.7 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (44 of 100) .