Environment: milieu / climate zone / depth range / distribution range
Marine; demersal. Tropical
Indo-West Pacific: Algoa Bay, South Africa to southern Japan.
Length at first maturity / Size / Weight / Age
Maturity: Lm 30.0  range ? - ? cm
Max length : 90.0 cm SL male/unsexed; (Ref. 559)
soft rays: 10 - 12. Dorsal part of body without prickles, belly covered with prickles (Ref. 559). Greenish or dark grey above, silvery white below (Ref. 4919). Distinguished from other Lagocephalus species by the black gill opening (Ref. 559).
Found in the shelf edge (Ref. 11230). Closely resembles the Atlantic species L. laevigatus Linnaeus which reaches southern Angola (Ref. 4919).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Smith, M.M. and P.C. Heemstra, 1986. Tetraodontidae. p. 894-903. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4919)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 118484)
Threat to humans
Poisonous to eat (Ref. 559)
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 16.6 - 28.3, mean 26.4 (based on 1313 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02570 (0.01509 - 0.04378), b=2.88 (2.74 - 3.02), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.9 ±0.4 se; Based on size and trophs of closest relatives
Generation time: 2.1 ( na - na) years. Estimated as median LN(3)/K based on 1 growth studies.
Resilience (Ref. 120179
): Low, minimum population doubling time 4.5 - 14 years (K=0.53).
Vulnerability (Ref. 59153
): Moderate vulnerability (36 of 100) .