Actinopterygii (ray-finned fishes) > Pleuronectiformes
(Flatfishes) > Paralichthyidae
Etymology: Pseudorhombus: Greek, pseudes = false + Greek, rhombos = paralelogram (Ref. 45335).
Environment / Climate / Range
Marine; brackish; demersal; oceanodromous (Ref. 51243); depth range 0 - 200 m (Ref. 30573). Tropical
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 16 - 17 cm
Max length : 45.0 cm TL male/unsexed; (Ref. 6804); common length : 30.0 cm SL male/unsexed; (Ref. 9774)
soft rays: 53 - 62;
Vertebrae: 36. Some pairs of moderately large canines in anterior part of both jaws, 6 to 13 lateral teeth in lower jaw, stronger and more widely spaced than those of upper jaw. Gill rakers pointed, longer than broad. Soft ray count of pectoral fin refers to that on ocular side (Ref 9774).
Indo-West Pacific: Persian Gulf and east coast of Africa (south to Algoa Bay and perhaps to Knysna, South Africa) to Fiji, north to southern Japan, south to the northern coast of Australia.
Found in shallow waters and estuaries, on mud and sand bottoms, to depths of 200 m (Ref. 30573). Juveniles common in brackish water (Ref. 9774). Feeds on benthic animals (Ref. 5213). Mainly sold fresh (Ref. 9774).
Desoutter, M., 1986. Bothidae. p. 428-429. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 2.
IUCN Red List Status (Ref. 90363)
Threat to humans
Fisheries: commercial; gamefish: yes
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00712 (-0.04057 - 0.05481), b=3.11226 (3.08233 - 3.14219), based on LWR estimates for this species (Ref. 93245
Trophic Level (Ref. 69278
): 4.2 ±0.7 se; Based on diet studies.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (K=0.16; tmax=7).
Vulnerability (Ref. 59153
): Moderate to high vulnerability (49 of 100) .