Edit Crossocheilus langei
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Name
Scientific name
Crossocheilus langei
Described by
Authority Bleeker, Year 1860
Family
Cyprinidae
Summary
Crossocheilus langei is a cyprinid from Borneo, Peninsular Malaysia and Thailand, one of several near-identical fish sold as the Siamese al…
Size and aquarium
Maximum size
150mm, standard length
Tank size
Minimum length 150 cm, Minimum depth 45 cm, Water movement High: fast-flowing river or riffle
Water
Temperature and pH
Temperature 20–26°C, pH 6–7.5
Hardness
1–15dGH
Conductivity
Not recorded
Behaviour
Temperament
Peaceful
Social needs
A shoal or group
Community suitability
Community-safe
Where it lives
Countries
Indonesia, Malaysia, Thailand
Supporting text
Etymology
Crossocheilus: from the Ancient Greek κροσσός (krossós), meaning 'fringe, tassel', and χείλος (cheílos), meaning 'lip', in reference to the barbels on the uppe…
Distribution
Currently considered to occur in Borneo, Peninsular Malaysia, southern and western Thailand, and possibly southern Myanmar. The distribution of laterally-strip…
Habitat
Inhabits flowing streams and tributaries with substrates of boulders, pebbles, gravel and sand, often in areas with submerged driftwood or tree roots. The clea…
Aquarium size
A group would require an aquarium with base measurements of 150 ∗ 45 cm60 ∗ 18 in or equivalent.
Maintenance
This species will do well in most well-maintained tanks but is best-suited to a set-up designed to resemble a flowing river or stream, with a substrate of vari…
Water conditions
Not written yet
Diet
'Crossocheilus siamensis' (see 'Notes') is famed as a consumer of 'black brush' algae (BBA), also known as 'red' or 'beard' algae. These members of the Divisio…
Behaviour and compatibility
Generally peaceful and can be maintained alongside many of the more popular species in the hobby although it is perhaps preferable to select fishes from from o…
Sexual dimorphism
Sexually mature females are normally thicker-bodied than males but it's impossible to accurately sex young fish by external characters.
Reproduction
Not thought to have occured in the hobby although the young fish widely available in the trade are assumed to be farmed via the use of hormones. Members of thi…
Notes
This species is among a handful of near-identical congeners that are traded as 'Siamese algae-eater' (often abbreviated to 'SAE'), 'Siamese flying fox' and 'Cr…
References
References
9 on this profile