Edit Boraras micros
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Name
Scientific name
Boraras micros
Described by
Authority Kottelat & Vidthayanon, Year 1993
Family
Cyprinidae
Common names
Not recorded
Photograph credits
All 4 credited
Summary
Boraras micros is a tiny cyprinid from the Mekong basin in northeastern Thailand, recorded in Nong Khai, Udon Thani and Sakon Nakhon provin…
Size and aquarium
Maximum size
13mm, standard length
Aquarium size
Minimum length 45 cm, Minimum depth 30 cm, Water movement Low: still or sluggish water
Water
Water conditions
Temperature 20–28°C, pH 6–7
Hardness
2–10dGH
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, Mekong
Writing
Etymology
Boraras: anagram of the generic name Rasbora, in reference to the reversed ratio of abdominal and caudal vertebrae in this genus. micros: from the Ancient Gree…
Distribution
Mostly restricted to parts of the Mekong basin in northeastern Thailand where it's been collected in the provinces of Nong Khai, Udon Thani and Sakon Nakhon. I…
Habitat
Inhabits shallow bodies of water such as swamps, marshes, floodplains and rice paddies. Submerged vegetation tends to grow thickly in these predominantly clear…
Aquarium size
Though small it still needs space to swim and dominant males will form temporary territories when spawning so a group is best kept in a tank with base dimensio…
Maintenance
Best kept in a densely-planted aquarium and is an excellent choice for the carefully-aquascaped set-up. The addition of some floating plants and driftwood root…
Water conditions
Not written yet
Diet
As with other Boraras species it is likely to be a micropredator feeding on small insects, worms, crustaceans and other zooplankton in nature. In the aquarium …
Behaviour and compatibility
This species is very peaceful but does not make an ideal community fish due to its small size and rather timid nature. It will do best when maintained alone or…
Sexual dimorphism
Mature females are noticeably rounder-bellied and often a little larger than males.
Reproduction
May not have been bred in captivity although it should certainly be possible. Like many small cyprinids it's an egg-scattering, continuous spawner that exhibit…
Notes
This species is poorly-documented and rarely seen in the trade, with many of the available images labelled with its name depicting more colourful congeners. It…
References
References
7 on this profile