Fin's Fish Guide
The Jacobson's rasbora (Rasbora jacobsoni) is a freshwater fish of the family Cyprinidae that grows up to 5 cm.
Description
The Jacobson's rasbora is a small cyprinid (Cyprinidae) from fresh water of Sumatra in Southeast Asia. The species grows to about 7 cm and has a slender, laterally compressed, silvery body, often with a dark longitudinal stripe or spot. As a social schooling fish it swims in clear streams, rivers and forest pools and snaps at small zooplankton, insect larvae and algae. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Jacobson's rasbora?
The Jacobson's rasbora has an elongate, eel-like body and is mainly silver-grey.
Where does the Jacobson's rasbora live?
The Jacobson's rasbora lives in fresh water and is mostly found around open water. Asia: Indonesia
How big does the Jacobson's rasbora get?
The Jacobson's rasbora grows to a maximum of about 5 cm.
Is the Jacobson's rasbora dangerous to humans?
No, the Jacobson's 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.
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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 Jacobson's rasbora?
Point your camera at the fish and Fin names the species in seconds. Free, and the Jacobson's rasbora is one of 12,519 species in the app.