Rosy
fiddler crab
Tubuca rosea*
Family Ocypodidae
updated
Dec 2019
Where
seen? This small fiddler crab with a rather short and stout
enlarged pincer is rarely seen, usually in the back mangroves under
vegetation. It was previously known as Uca rosea.
Features: Body width 1-1.5cm.
Body squarish. The male fiddler crab's enlarged pincer length about
the same as the body width. The enlarged pincer's outer palm is pimply
with a groove on the lower edge to the immovable finger. The tips
of the fingers are short, and there isn't a wide gape between the
upper and lower finger. The palm is red, pink or purplish, the fingers
are white. Body colours and patterns vary: black with white or bluish
speckles, or blotches. Eyes black or dark red on long stalks pale
to bright red, walking legs short black.
Status and threats: The Rosy fiddler
crab is listed as 'Endangered' in the Red List of threatened animals
of Singapore.
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Sungei Buloh, Sep 09 |
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Sungei Buloh, Sep 09 |
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Pasir Ris Park, Apr 10
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Pasir Ris Park, Mar 12
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Chek Jawa, Dec 09
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Pasir Ris Park, Apr 10
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Pasir Ris Park, Apr 10
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Chek Jawa, Oct 02
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*Species are difficult to positively identify without close examination.
On this website, they are grouped by external features for convenience of
display.
Rosy
fiddler crabs on Singapore shores |
References
- 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.
- Davison,
G.W. H. and P. K. L. Ng and Ho Hua Chew, 2008. The Singapore
Red Data Book: Threatened plants and animals of Singapore.
Nature Society (Singapore). 285 pp.
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