Glass perchlet (Ambassis gymnocephalus) is a saltwater, freshwater, brackish species recorded in Hong Kong. It is mainly found over estuary.
Scientific name: Ambassis gymnocephalus · Water: Saltwater, Freshwater, Brackish
Size: up to 16 cm
The glass perchlet is an ambassid found in shallow marine and fresh water and common in estuaries, where it may enter the lower reaches of rivers; it tolerates fresh water only between 23 and 26°C. It feeds mainly at night on crustaceans and also takes small fishes, fish eggs and larvae. It is marketed dried, salted and fresh, is taken by minor commercial fishing and is occasionally used as bait. Maximum length is about 16 cm total length. Trophic level is 3.9, fishing vulnerability low at 12 of 100, and resilience high. IUCN lists it as least concern.
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