Actinopteri (ray-finned fishes) > Pleuronectiformes
(Flatfishes) > Paralichthyidae
Etymology: Pseudorhombus: Greek, pseudes = false + Greek, rhombos = paralelogram (Ref. 45335). More on author: Weber.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 13 - 78 m (Ref. 9494), usually 15 - 25 m (Ref. 9774). Tropical; 0°C -
Indo-West Pacific: Indo-Australian Archipelago.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 25.0 cm SL male/unsexed; (Ref. 9774); common length : 17.5 cm SL male/unsexed; (Ref. 9774)
soft rays: 51 - 55. Body brownish, 2 double or tripe ocelli above and below lateral line and 1 on posterior third of straight section of lateral line. Many dark spots and rings scattered on body and median fins. Pectoral fin on ocular side with 12-13 rays. Pelvic fins short based, subequal and sub symmetrical in position, posterior 3-4 rays branched.
Inhabits muddy and sandy bottoms (Ref. 9774). Feeds on small benthic animals (Ref. 9774). Caught mainly with bottom prawn trawls (Ref. 9774).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Distinct pairing (Ref. 205).
Kailola, P.J., 1991. The fishes of Papua New Guinea: a revised and annotated checklist. Vol. III. Gobiidae to Molidae. Research Bulletin No. 41, Research Section, Dept. of Fisheries and Marine Resources, Papua New Guinea. 153 p. (Ref. 6771)
IUCN Red List Status (Ref. 124695)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 24.5 - 29, mean 28 °C (based on 310 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00759 (0.00346 - 0.01664), b=3.15 (2.98 - 3.32), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.5 ±0.37 se; based on food items.
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (28 of 100) .