Fin's Fish Guide
The Blue danio (Danio kerri) is a freshwater fish of the family Cyprinidae that grows up to 5 cm.
Description
The Blue danio is a small cyprinid (Danionidae) from fresh water of islands off the west coast of Thailand. The species grows to about 5 cm and has a slender, streamlined body. The body has a blue tinge with golden longitudinal lines. As a lively schooling fish it swims in clear, flowing streams near the surface 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 Blue danio?
The Blue danio has a torpedo-shaped body and is mainly blue.
Where does the Blue danio live?
The Blue danio lives in fresh water and is mostly found around mixed bottom. Asia: Malaysia, Thailand
How big does the Blue danio get?
The Blue danio grows to a maximum of about 5 cm.
Is the Blue danio dangerous to humans?
No, the Blue danio 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.
Is the Blue danio edible?
Yes, the Blue danio is commonly eaten.
More photos
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Danio
More from the family Cyprinidae
Want the complete picture on the Blue danio?
Point your camera at the fish and Fin names the species in seconds. Free, and the Blue danio is one of 12,519 species in the app.