|Kingdom Animale | Phylum Chordata | Subphylum Vertebrata|
They can be found swimming in small groups by wharfs, sides of monsoon drains, breakwaters, etc. They are euryhaline (i.e., able to live in both freshwater and seawater). Their spines are sharp and can inflict a nasty wound if improperly handled. (Adult length up to 11 cm).
From A Guide to Seashore Life by Dr Leo W H Tan and Peter K L Ng
Published by the Singapore Science Centre and sponsored by BP
@Raffles Museum of Biodiversity Research and Singapore Science Centre