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Portunus pelagicus

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Portunus pelagicus (Linnaeus, 1758)

Family Name: Portunidae
Taxonomic Group: Invertebrates (Crustacean, Crab and Prawn)
Common Name: Flower Crab

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Description

Description Body width up to about 20cm. Body is fan-shaped with teeth at the sides. An excellent swimmer due to its last pair of legs which are paddle-shaped. Has long pincers with sharp spines. 

Ecology, Habitat & Location

Ecological Notes Found buried in sand or mud, sometimes hiding among seagrass.
Habitats Mudflats, Sandy Shore, Marine
Distribution Common in seagrass lagoon but can also be found in the sand and mud.
Nature Areas Pulau Ubin

Status

Conservation Status Common
Singapore Red Data Book Status Not Evaluated (NE) [3rd Edition]

Photos

Images

References

References

Tan, R. & Yeo, A. 2003. Chek Jawa guidebook. Singapore: Simply Green. 219pp

Davison G.W.H., Gan J.W.M., Huang D., Hwang W.S., Lum S.K.Y., Yeo D.C.J. (eds.). 2024. The Singapore Red Data Book: Red Lists of Singapore Biodiversity, Third Edition. National Parks Board, Singapore.


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Species record last updated on: 12 October 2026.
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