Fin's Fish Guide
The Porthole rasbora (Rasbora cephalotaenia) is a freshwater fish of the family Cyprinidae that grows up to 13 cm.
Description
The Porthole rasbora is a rasbora, a small cyprinid (Danionidae) from fresh water of Sundaland in Southeast Asia. The species grows to about 13 cm and has a slender, silvery body. A row of dark spots like portholes runs over the flank. As a lively schooling fish it swims in clear streams, rivers and blackwater and eats small insects, larvae and zooplankton. The fish is harmless to humans and is popular in the aquarium trade.
Frequently asked questions
How do you recognise the Porthole rasbora?
The Porthole rasbora has a torpedo-shaped body and is mainly silver-grey.
Where does the Porthole rasbora live?
The Porthole rasbora lives in fresh water and is mostly found around mixed bottom. Asia: China, Indonesia, Malaysia, Singapore
How big does the Porthole rasbora get?
The Porthole rasbora grows to a maximum of about 13 cm.
Is the Porthole rasbora dangerous to humans?
No, the Porthole rasbora is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.
More photos
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Rasbora
More from the family Cyprinidae
Want the complete picture on the Porthole rasbora?
Point your camera at the fish and Fin names the species in seconds. Free, and the Porthole rasbora is one of 12,519 species in the app.