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Portunus pelagicus   (Linnaeus, 1758)

Blue swimming crab

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Portunus pelagicus  AquaMaps  Data sources: GBIF OBIS
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Portunus pelagicus

China country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: never/rarely | Ref:
Regulations: no regulations | Ref:
Uses: no uses
Comments: C: Refs. 75927, 81326, 111207; M: Ref. 343.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ch.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Ng, P.K.L., 1998
National Database:

Common names from other countries

Alimango, ... more

Classification / Names / Names Nomi Comuni | Sinonimi | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

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

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

Associati a barriera corallina; salmastro; distribuzione batimetrica 0 - 65 m (Ref. 111223).   Tropical, preferred 26°C (Ref. 107945); 35°N - 15°S, 99°E - 137°E

Distribuzione Stati | Aree FAO | Ecosystems | Presenze | Introduzioni

Indo-West Pacific: from China, Japan and Korea to Philippines and westwards to the straits of Malaccca, also present in the Northern Territory, Australia. Tropical to subtropical.

Length at first maturity / Size / Peso / Age

Maturity: Lm 6.5, range 6 - ? cm Max length : 20.0 cm CW maschio/sesso non determinato; (Ref. 343)

Short description Morfologia

Carapace rough to granulose, regions discernible; front with 4 acutely triangular teeth; 9 teeth on each anterolateral margin, the last tooth 2 to 4 times larger than preceding teeth. Chelae elongate in males; larger chela with conical tooth at base of fingers; pollex ridged. Color: males with blue markings, females dull green.

Biologia     Glossario (es. epibenthic)

Matures at about 1 year. Collected mainly by artisanal traps, trawls, beach seines, cylindrical wire traps, folding traps, pots, hop nets, drop nets, and sunken crab gill nets. In shallow waters, it is caught using beach seines, rakes, and dab nets. Sold in local markets (fresh or frozen) and for the crab-flesh canning industry. Most widely sold in markets of Southeast Asia, including the Philippines (Ref. 343). Maximum depth from Ref. 801.

Life cycle and mating behavior Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve

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 Bibliografia | Coordinatore | Collaboratori

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

  Poisonous to eat (Ref. 130554)

Human uses

Pesca: elevato interesse commerciale
FAO - Acquacoltura: production; pesca: landings, species profile | FishSource | Sea Around Us

Strumenti

E-book | Giuda pratica

Fonti Internet

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

Estimates based on models

Preferred temperature (Ref. 115969): 18.1 - 29, mean 27.6 (based on 1324 cells).
Resilienza (Ref. 69278) Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (K=0.1-3.11).
Prior r = 1.19, 95% CL = 0.78 - 1.78, Based on 22 data-limited stock assessments.
Vulnerability (Ref. 71543): Low vulnerability (10 of 100).
Price category (Ref. 80766): Very high.