Uraspis helvola (Forster, 1801)

Whitemouth jack

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Perciformes \| Carangidae
Synonyms	Scomber helvolus, Caranx helvolus, Caranx micropterus, ... more
Common names	White mouth crevalle, Cottonmouth jack, Whitetongue jack, ... more

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This map was computer-generated and has not yet been reviewed.

AquaMaps Data sources: GBIF OBIS

Main reference

Smith-Vaniz, W.F. 1984. (Ref. 3287)
Other references | Biblio | Coordinator : Smith-Vaniz, William F. | Collaborators

Size / Weight / Age

Max length : 58.0 cm TL male/unsexed; (Ref. 55763); common length : 35.0 cm TL male/unsexed; (Ref. 55763)

Environment

Reef-associated; marine; depth range 50 - 300 m (Ref. 28016)

Climate / Range

Subtropical; 20°N - 20°S

Southeast Atlantic: St. Helena and Ascension islands (Ref. 7097). Western Indian Ocean: southern Red Sea, off Oman and Sri Lanka. Eastern Pacific: Hawaiian and Revillagigedo islands (Ref. 9283). Reported from the Arafura Sea (Ref. 9819). Verified records from the Western Central Pacific are pending (Ref. 9894).
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Body oblong and compressed; snout widely rounded; lower branch of first gill arch with 13 to 18 gill rakers; ventral area of chest up to origin of pelvic fins scaleless; lateral line arched anteriorly, with 23 to 40 strong scutes in the straight area; tongue, palate, and floor of mouth white or cream colored; rest of mouth blue black; body charcoal or black dorsal, lighter ventrally, with about 6 narrow, dark, vertical bars separated by lighter spaces (Ref. 55763).

A pelagic and demersal species found in sandy bottoms at the foot of the edge of the outer reefs, continental coasts and around islands (Ref. 9283). Solitary or forming small schools (Ref. 30573). Mainly nocturnal (Ref. 4887). Marketed fresh and salted or dried (Ref. 9283).


IUCN Red List Status (Ref. 57073)	Threat to humans
Not Evaluated	Harmless

Human uses
Fisheries: minor commercial; gamefish: yes


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

Tools
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Special reports
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Summary page \| Point data \| Common names \| Photos

Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Low to moderate vulnerability (34 of 100)	Medium

Entered by Luna, Susan M.

Modified by Bailly, Nicolas

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Page last modified by : elaxamana, 15 July 2009

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