seen? This swimming crab with purple legs is commonly seen
on our Northern shores. Especially at night.
Features: Body width 5-7cm. Body
somewhat fan-shaped with 6 spines on the sides. Body smooth yellowish
orange sometimes greenish, legs purple, pincers orange with dark tipped
Pulau Sekudu, Jun 05
Changi, Aug 05
Pulau Sekudu, May 04
6 spines on the side of the body.
Eating another swimming crab.
Changi, Aug 08
Ate a clam?
Tuas, Apr 05
Nibbling on seaweed.
East Coast, Aug 09
swimming crabs on Singapore shores
*Species are difficult
to positively identify without close examination.
On this website, they are grouped by external features for convenience of
thanks to Crabhunter
for confirmation of ID.
- Ng, Peter
K. L. and Daniele Guinot and Peter J. F. Davie, 2008. Systema
Brachyurorum: Part 1. An annotated checklist of extant Brachyuran
crabs of the world. The Raffles Bulletin of Zoology. Supplement
No. 17, 31 Jan 2008. 286 pp. (Online
PDF on the Raffles Bulletin of Zoology website).
- Lim, S.,
P. Ng, L. Tan, & W. Y. Chin, 1994. Rhythm of the Sea: The Life
and Times of Labrador Beach. Division of Biology, School of
Science, Nanyang Technological University & Department of Zoology,
the National University of Singapore. 160 pp.