Sphoeroides pachygaster  (Müller & Troschel, 1848)

Blunthead puffer
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Sphoeroides pachygaster   AquaMaps   Data sources: GBIF OBIS
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Image of Sphoeroides pachygaster (Blunthead puffer)
Sphoeroides pachygaster
Picture by Cambraia Duarte, P.M.N. (c)ImagDOP

Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

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 Ecology

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)

Short description Morphology | Morphometrics

Dorsal spines (total): 0; Dorsal soft rays (total): 7-9; Anal spines: 0; Anal soft rays: 8 - 9. Body without prickles (Ref. 559). Brownish above, white below; occasionally with dark spots on flanks (Ref. 4919).

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Circumglobal in tropical and temperate seas.

Biology     Glossary (e.g. epibenthic)

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).

Main reference Upload your references | References | Coordinator : Matsuura, Keiichi | Collaborators

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. (Ref. 2683)

IUCN Red List Status (Ref. 90363)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless (Ref. 559)




Human uses

Fisheries: commercial
FAO(Publication : search) | FisheriesWiki | Sea Around Us

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Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03020 (0.01563 - 0.05837), b=2.92 (2.75 - 3.09), based on LWR estimates for species & Subfamily-body shape (Ref. 93245).
Trophic Level (Ref. 69278):  4.2   ±0.73 se; Based on food items.
Resilience (Ref. 69278):  .
Vulnerability (Ref. 59153):  Moderate to high vulnerability (46 of 100) .
Price category (Ref. 80766):   Very high.