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| crabs text index | photo index |
| Phylum Arthropoda > Subphylum Crustacea > Class Malacostraca > Order Decapoda > Brachyurans > Family Portunidae |
| Tiny
swimming crab Portunus pelacigus Family Portunidae updated Feb 11 Where seen? Tiny swimming crabs are commonly seen on our Northern shores, especially in areas with seaweeds and seagrasses. They particularly active at night. They are probably juvenile Flower crabs (Portunus pelagicus). Features: Body width 2-6cm. Generally beige, brown with light spots but no striking markings or patterns. Their eyes are wide apart and they have 8-9 spines on the sides of their bodies. |
 Changi, Apr 05 |
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Tiny swimming crabs on Singapore shores
 Sisters Island, Jul 07  |
 Pulau Sekudu, Jul 07  |
 Chek Jawa, Feb 05  |
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