Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; non-migratory; depth range 14 - 100 m (Ref. 9790). Tropical
Western Pacific: Ryukyu Islands (Ref. 9140) to northern Australia (including Western Australia) and New Caledonia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 27.0 cm TL male/unsexed; (Ref. 9790); common length : 20.0 cm TL male/unsexed; (Ref. 9790)
Dorsal spines (total): 9; Dorsal soft rays (total): 11 - 12; Anal spines: 0; Anal soft rays: 11 - 12. Infraorbital ridges bearing many fine serrations. Lower side of head unicarinate. Dorsal fin rays usually 12; anal fin rays usually 11. Iris lappet bilobed. Caudal fin white with several dark blotches along upper edge and 2 or 3 elongate black bars below.
Body shape (shape guide): elongated.
Taken by trawl on coastal shelves at depths of 14-100 m (Ref. 9790). Also occurs on sand or rubble bottoms near reefs (Ref 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Chen, J.-P. and K.-T. Shao, 1993. A new record of flathead fish, Rogadius patriciae (Platycephalidae), from Taiwan. Bull. Inst. Zool., Acad. Sin. 32(2):153-156. (Ref. 9140)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
Fisheries: minor commercial
Tools
Special reports
Download XML
Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00457 (0.00234 - 0.00891), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
3.8 ±0.6 se; based on size and trophs of closest relatives |
Resilience (Ref. 120179) |
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.). |
Fishing Vulnerability (Ref. 59153) |
Low to moderate vulnerability (28 of 100). 🛈 |
Price category (Ref. 80766) |
High.
|