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Portunus trituberculatus   (Miers, 1876)

Gazami crab

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Portunus trituberculatus  AquaMaps  Data sources: GBIF OBIS
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drawing shows typical species in Portunidae.

Korea (South) country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Known at depths 2-110m (Ref. 83447).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ks.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Zheng, Y., X. Chen, J. Chen, Y. Wang, X. Shen, W. Chen and C. Li, 2003
National Database:

Common names from other countries

Crabe gazami, ... more

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

Malacostraca > Decapoda (Lobster, shrimp and crabs) > Portunidae (swimming crabs)

Environment: milieu / climate zone / depth range / distribution range Ecology

Benthopelagic; depth range 0 - 50 m (Ref. 125642).   Tropical, preferred 24°C (Ref. 107945)

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Indo-West Pacific.

Length at first maturity / Size / Weight / Age

Maturity: Lm 13.1  range ? - ? cm Max length : 15.9 cm CW male/unsexed; (Ref. 125642)

Short description Morphology

Carapace tough to granulose, regions discernible; front with 3 acutely triangular teeth; 9 teeth on each anterolateral margin, the last tooth much larger than preceding teeth. Larger chela with conical tooth at base of fingers; pollex ridged. Color: carapace dull green to brown.

Biology     Glossary (e.g. epibenthic)

Minimum depth assumed from its ecology.

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Members of the order Decapoda are mostly gonochoric. Mating behavior: Precopulatory courtship ritual is common (through olfactory and tactile cues); usually indirect sperm transfer.

Main reference References | Coordinator | Collaborators

Ng, P.K.L. 1998. (Ref. 343)

IUCN Red List Status (Ref. 130435: Version 2024-1)

  Not Evaluated 

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless

Human uses

Fisheries: commercial
FAO - Aquaculture: production; Fisheries: landings, species profile | FishSource | Sea Around Us

Tools

E-book | Field guide

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Fisheries: species profile; publication : search) | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, Search) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 13.8 - 29.1, mean 28 (based on 1586 cells).
Resilience (Ref. 69278) High, minimum population doubling time less than 15 months (K=0.44-1.76).
Prior r = 1.19, 95% CL = 0.79 - 1.79, Based on 2 data-limited stock assessments.
Vulnerability (Ref. 71543): Low vulnerability (10 of 100).
Price category (Ref. 80766): Very high.