You can sponsor this page

Sphoeroides pachygaster (Müller & Troschel, 1848)

Blunthead puffer
Add your observation in Fish Watcher
Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Sphoeroides pachygaster   AquaMaps   Data sources: GBIF OBIS
Upload your photos and videos
 Pictures | Google image
Image of Sphoeroides pachygaster (Blunthead puffer)
Sphoeroides pachygaster
Male picture by Cambraia Duarte, P.M.N. (c)ImagDOP

Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Tetraodontiformes (Puffers and filefishes) > Tetraodontidae (Puffers) > Tetraodontinae
Etymology: Sphoeroides: Greek, sphaira = ball + Greek, suffix, oides = similar to (Ref. 45335).
More on authors: Müller & Troschel.

Environment: milieu / climate zone / depth range / distribution 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

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

Circumglobal in tropical and temperate seas.

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 Identification keys | 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). Tip of or all lower ray of the caudal white.

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).

Life cycle and mating behavior Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae

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. 130435)

  Least Concern (LC) ; Date assessed: 07 June 2011

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless (Ref. 559)





Human uses

Fisheries: commercial
FAO - Publication: search | FishSource | Sea Around Us

More information

Trophic ecology
Food items
Diet compositions
Food consumptions
Food rations
Predators
Ecology
Ecology
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Reproduction
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larvae
Larval dynamics
Distribution
Countries
FAO areas
Ecosystems
Occurrences
Introductions
BRUVS - Videos
Anatomy
Gill areas
Brains
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
Fish sounds
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genetics
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Aquaculture profiles
Strains
Ciguatera cases
Stamps, coins, misc.
Outreach
Collaborators
Taxonomy
Common names
Synonyms
Morphology
Morphometrics
Pictures
References
References

Tools

E-book | Field guide | Identification keys | Length-frequency wizard | Life-history tool | Point map | Classification Tree | Catch-MSY |

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

Download XML

Summary page | Point data | Common names | Photos

Internet sources

AFORO (otoliths) | Alien/Invasive Species database | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genome, nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | National databases | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: Go, Search | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Preferred temperature (Ref. 123201): 11.9 - 27.5, mean 19.4 °C (based on 1869 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02692 (0.01729 - 0.04191), b=2.84 (2.71 - 2.97), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Trophic level (Ref. 69278):  4.2   ±0.73 se; based on food items.
Resilience (Ref. 120179):  Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Moderate vulnerability (39 of 100).
Price category (Ref. 80766):   Very high.
Nutrients (Ref. 124155):  Calcium = 45.3 [18.9, 120.5] mg/100g; Iron = 0.907 [0.404, 2.246] mg/100g; Protein = 17.7 [15.4, 19.9] %; Omega3 = 0.351 [0.170, 0.724] g/100g; Selenium = 41.8 [17.4, 103.1] μg/100g; VitaminA = 20 [5, 85] μg/100g; Zinc = 0.535 [0.350, 0.845] mg/100g (wet weight);