Edit Danio kerri
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Name
Scientific name
Danio kerri
Described by
Authority Smith, Year 1931
Family
Cyprinidae
Common names
Blue Danio
Photograph credits
All 3 credited
Summary
The blue danio, Danio kerri, is a small cyprinid from islands and the adjacent mainland of south-western Thailand. It was described from Ph…
Size and aquarium
Maximum size
45mm, standard length
Aquarium size
Minimum length 80 cm, Minimum depth 30 cm
Water
Water conditions
Temperature 18–26°C, pH 6.5–7.5
Hardness
2–12dGH
Conductivity
Not recorded
Behaviour
Temperament
Peaceful
Social needs
A shoal or group
Community suitability
Community-safe
Where it lives
Countries, regions, rivers and lakes
Thailand
Writing
Etymology
Danio: from Dhani, a Bengalese vernacular term for small, minnow-like cyprinids. kerri: named in honour of Dr. A. F. G. Kerr (1877–1942), an Irish botanist who…
Distribution
Described from Koh Yao Yai island, Phang Nga province, south-western Thailand but it has subsequently been recorded from other islands in the area including Ph…
Habitat
Inhabits forest streams and small rivers typified by very clear water with substrates of rocks, boulders and gravel. Macrophytes are normally absent but submer…
Aquarium size
An aquarium with base dimensions of 80 ∗ 30 cm or equivalent should be the smallest considered.
Maintenance
Looks particularly effective in a heavily-planted arrangement with a darker substrate, and may appear paler in sparsely-decorated set-ups. We suggest maintaini…
Water conditions
Not written yet
Diet
Stomach analyses of wild specimens have revealed this species to be chiefly insectivorous, feeding on a variety of aquatic/terrestrial insects and their larvae…
Behaviour and compatibility
This species is very peaceful indeed making it an ideal resident of the well-furnished community tank. As it places no special demands in terms of water chemis…
Sexual dimorphism
Sexually mature females are usually rounder-bellied, slightly less colourful and a little larger than males. The differences are especially clear when the fish…
Reproduction
Like most cyprinids this species is an egg-scattering spawner that exhibits no parental care. That is to say when the fish are in good condition they will spaw…
Notes
D. kerri can be hard to find in aquarium shops, and there has been some confusion surrounding its identity in the past. Base body colour is either powdery-blue…
References
References
7 on this profile