Actinopterygii (ray-finned fishes) > Tetraodontiformes
(Puffers and filefishes) > Tetraodontidae
(Puffers) > Tetraodontinae
Etymology: Sphoeroides: Greek, sphaira = ball + Greek, suffix, oides = similar to (Ref. 45335).
Environment / Climate / Range
Marine; benthopelagic; depth range 50 - 480 m (Ref. 33352), usually 50 - 250 m (Ref. 10985). Subtropical; 61°N - 51°S, 99°E - 149°E
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 40.5 cm SL male/unsexed; (Ref. 26350); common length : 26.0 cm TL male/unsexed; (Ref. 47377)
Circumglobal in tropical and temperate seas.
Inhabit sandy, muddy and rocky bottoms (Ref. 2683). Young are pelagic (Ref. 7251). Feed mainly on squid. In southeast Brazil captured between 50 and 145 m (Ref. 47377).
Schneider, W., 1990. FAO species identification sheets for fishery purposes. Field guide to the commercial marine resources of the Gulf of Guinea. Prepared and published with the support of the FAO Regional Office for Africa. Rome: FAO. 268 p.
IUCN Red List Status (Ref. 90363)
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
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=0.03550 (0.01879 - 0.06708), b=2.89 (2.73 - 3.05), based on LWR estimates for species & Subfamily-BS (Ref. 93245
Trophic Level (Ref. 69278
): 4.2 ±0.73 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate to high vulnerability (46 of 100) .