Edit Mystacoleucus obtusirostris
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Name
Scientific name
Mystacoleucus obtusirostris
Described by
Authority Valenciennes, Year 1842, Bracketed
Family
Cyprinidae
Common names
Not recorded
Photograph credits
All 21 credited
Summary
Mystacoleucus obtusirostris is a riverine cyprinid found from Myanmar and southwestern China to Vietnam, Borneo, Sumatra and Java. Referred…
Size and aquarium
Maximum size
140mm, standard length
Aquarium size
Minimum length 120 cm, Minimum depth 45 cm
Water
Water conditions
Temperature 20–27°C, pH 6–8
Hardness
2–15dGH
Conductivity
Not recorded
Behaviour
Temperament
Peaceful
Social needs
A shoal or group
Community suitability
Community-safe
Where it lives
Countries, regions, rivers and lakes
Cambodia, China, Indonesia, Laos, Malaysia, Thailand, Vietnam, Borneo, Java, Peninsular Malaysia, Sumatra, Air Lanas, Batang Hari, Chao Phraya, Danau Sentarum, Dong Nai, Endau, Kahang, Kapuas, Kenyam, Luo Suo Jiang, Mekong, Nam Lamlon, Nam Lawe, Ping, Pinoh, Pong, Tembeling, Tahan (Malaysia)
Writing
Etymology
Mystacoleucus: from the Ancient Greek μύσταξ (mústaks), meaning 'upper lip, moustache', and the generic name Leuciscina, which is not currently in use. obtusir…
Distribution
M. obtusirostris is the most widely-distributed member of the genus with a range extending eastwards from Myanmar through southwestern China, Thailand, Laos, C…
Habitat
Predominantly a riverine fish favouring clear, well-oxygenated, running water with substrates of sand or gravel and often present in rock and boulder-filled he…
Aquarium size
An aquarium with base dimensions of 120 ∗ 45 cm or equivalent should be the minimum size considered.
Maintenance
Choice of décor is not as critical as water quality and the amount of open swimming-space provided but this species is perhaps best-suited to an environment re…
Water conditions
Not written yet
Diet
Likely to be a generalised omnivore in nature. Stomach analyses of the congener M. marginatus showed it to feed on insects, crustaceans, worms, algae and aquat…
Behaviour and compatibility
Not aggressive but can upset slow-moving or timid tankmates with its vigorous behaviour, especially when feeding, so is best maintained alongside robust, simil…
Sexual dimorphism
Sexually mature females are likely to be deeper-bodied than males.
Reproduction
Unrecorded in aquaria. In nature spawning occurs during the wet season, from April to September.
Notes
This species is occasionally marketed as 'Burmese Rainbow Barb' in the ornamental trade. It was referred to as Mystacoleucus marginatus for decades, but that n…
References
References
11 on this profile