Actinopteri (ray-finned fishes) > Eupercaria/misc
(Various families in series Eupercaria) > Sparidae
Etymology: Polyamblyodon: Greek, poly = a lot of + Greek, amblys = blunt + Greek, odous = teeth (Ref. 45335). More on author: Barnard.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 40 - 80 m (Ref. 3507), usually - m (Ref. ). Subtropical; 0°C -
Western Indian Ocean: Delagoa Bay, Mozambique to East London, South Africa.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 45.0 cm TL male/unsexed; (Ref. 3198)
Caught in deeper water. Feeds on crustaceans, small mollusks and algae. Rarely caught by line fishers. Flesh excellent.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Smith, J.L.B. and M.M. Smith, 1986. Sparidae. p. 580-594. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 3198)
IUCN Red List Status (Ref. 124695)
Threat to humans
Fisheries: minor commercial
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 18.7 - 23.9, mean 23.3 °C (based on 5 cells).
Phylogenetic diversity index (Ref. 82805
= 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01288 (0.00620 - 0.02676), b=3.03 (2.87 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.1 ±0.42 se; based on food items.
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate to high vulnerability (50 of 100) .