Edit Microdevario nanus
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Name
Scientific name
Microdevario nanus
Described by
Authority Kottelat & Witte, Year 1999, Bracketed
Family
Cyprinidae
Common names
Not recorded
Photograph credits
All 2 credited
Summary
Microdevario nanus is a miniature cyprinid from the lower Sittaung and Bago drainages of the Irrawaddy system in Myanmar. Sometimes referre…
Size and aquarium
Maximum size
16mm, standard length
Aquarium size
Minimum length 45 cm, Minimum depth 30 cm
Water
Water conditions
Temperature 20–27°C, pH 6–7.5
Hardness
1–12dGH
Conductivity
Not recorded
Behaviour
Temperament
Peaceful
Social needs
A shoal or group
Community suitability
Community-safe
Where it lives
Countries, regions, rivers and lakes
Myanmar, Ayeyarwady, Bago, Sittaung
Writing
Etymology
Microdevario: from the Ancient Greek μικρός (mikrós), meaning 'small', and the generic name Devario, in allusion to the small size of genus members and their e…
Distribution
Known only from the lower Sittaung and Bago river drainages, both of which are tributaries within the lower Irrawaddy system, and may be endemic to the Irrawad…
Habitat
The Irrawaddy Delta is a very flat, low (mostly 1 - 15 m AMSL), alluvial plain transected by a number of rivers and streams, with much of the central and upper…
Aquarium size
An aquarium with base dimensions measuring 45 ∗ 30 cm or equivalent.
Maintenance
Best maintained in a densely-planted tank and is an excellent choice for the carefully-aquascaped set-up. Filtration should be relatively gentle, while the add…
Water conditions
Not written yet
Diet
Likely to feed on small invertebrates, algae and other zooplankton in nature. In the aquarium it will accept dried foods of a suitable size but should mostly b…
Behaviour and compatibility
Very peaceful but best maintained alone or with comparably-sized species that enjoy similar conditions. Other small fishes from Myanmar such as Danio choprae, …
Sexual dimorphism
Mature females tend to be deeper-bodied and noticeably larger than the more compact, intensely-coloured males.
Reproduction
It is unclear whether M. nanus has been bred in aquaria but success has been achieved with its congener M. kubotai. Like many small cyprinids Microdevario spp.…
Notes
M. nanus is sometimes referred to as 'green dwarf rasbora' or 'nana rasbora' in the ornamental trade. It is immediately distinguished from congeners by presenc…
References
References
7 on this profile