Edit Trigonostigma somphongsi
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Name
Scientific name
Trigonostigma somphongsi
Described by
Authority Meinken, Year 1958, Bracketed
Family
Cyprinidae
Common names
Not recorded
Photograph credits
All 3 credited
Summary
Trigonostigma somphongsi is a small rasbora, probably endemic to western Thailand and reckoned to occur somewhere in the Mae Klong basin. E…
Size and aquarium
Maximum size
30mm, standard length
Aquarium size
Minimum length 60 cm, Minimum depth 30 cm
Water
Water conditions
Temperature 22–26°C, pH 5–7
Hardness
1–8dGH
Conductivity
Not recorded
Behaviour
Temperament
Not recorded
Social needs
A shoal or group
Community suitability
Not for a community
Where it lives
Countries, regions, rivers and lakes
Thailand, Mae Klong
Writing
Etymology
Not written yet
Distribution
Probably endemic to western Thailand although the location(s) at which it can be found remain a mystery and at one point it was thought to be extinct. It's rec…
Habitat
Needs to be confirmed but all other members of the genus inhabit gently flowing sections of forest streams and tributaries where submerged aquatic plants such …
Aquarium size
Aquarium base dimensions of 60 ∗ 30 cm or equivalent should be the smallest considered since this species should be maintained in numbers.
Maintenance
Choice of décor is not especially critical though it apparently shows better colouration in a heavily-planted set-up with a dark substrate. A more natural-look…
Water conditions
Not written yet
Diet
Probably a micropredator feeding on small insects, worms, crustaceans, and other zooplankton in nature. In the aquarium it's easily-fed but the best condition …
Behaviour and compatibility
If it ever becomes available in large numbers it will almost certainly make an excellent community fish but for now the emphasis should be on captive reproduct…
Sexual dimorphism
Mature females are usually deeper-bodied and noticeably larger than males. Once settled males develop a coppery-orange colouration whereas females remain yello…
Reproduction
Captive breeding of this species should be considered a priority for any hobbyist lucky enough to obtain it. By all accounts it is not too difficult, with the …
Notes
T. somphongsi is exceptionally rare both in nature and the hobby and was considered potentially extinct for around a dozen years before a trio were imported to…
References
References
3 on this profile