Harlequin Rasbora (Trigonostigma heteromorpha)
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| One out of several Harlequin Rasboras found in a forest stream. |
Family: Danionidae
Species name: Trigonostigma heteromorpha
Common name: Harlequin Rasbora
Presence in Singapore: Native
Habitat: Freshwater forest streams
Conservation status: Endangered (Red Data Book 3)
The Harlequin Rasbora is a popular fish in the aquarium trade recognizable by the black triangular spot that covers a chunk of its pinkish orange body. This fish is relatively widespread throughout the Central Catchment Nature Reserve where it resides in forest streams alongside other fishes such as the Forest Halfbeak. Averaging out at 3 to 4cm, this small fish seeks safety in numbers and small schools of them can be seen foraging for small invertebrates and other organics in the water column.
References
Species name: Trigonostigma heteromorpha
Common name: Harlequin Rasbora
Presence in Singapore: Native
Habitat: Freshwater forest streams
Conservation status: Endangered (Red Data Book 3)
The Harlequin Rasbora is a popular fish in the aquarium trade recognizable by the black triangular spot that covers a chunk of its pinkish orange body. This fish is relatively widespread throughout the Central Catchment Nature Reserve where it resides in forest streams alongside other fishes such as the Forest Halfbeak. Averaging out at 3 to 4cm, this small fish seeks safety in numbers and small schools of them can be seen foraging for small invertebrates and other organics in the water column.
References
- Lim, K.P. and Ng, K.L. 1990. A Guide to the Freshwater Fishes of Singapore. Singapore Science Centre.
- National Parks Board (NParks). Freshwater Fishes. Retrieved from https://www.nparks.gov.sg/nature/species-list/freshwater-fishes.
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