Edit Rhinogobius mekongianus
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Name
Scientific name
Rhinogobius mekongianus
Described by
Authority Pellegrin & Fang, Year 1940, Bracketed
Family
Gobiidae
Common names
Not recorded
Photograph credits
All 2 credited
Summary
Rhinogobius mekongianus is a goby from the middle and upper Mekong basin in Laos, Vietnam and Thailand. Its name has been misapplied in the…
Size and aquarium
Maximum size
50mm, standard length
Aquarium size
Minimum length 60 cm, Minimum depth 30 cm, Water movement High: fast-flowing river or riffle
Water
Water conditions
Temperature 18–26°C, pH 6–7.5
Hardness
2–15dGH
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
Laos, Thailand, Vietnam, Kok, Mekong, Nam Khan, Nam Lik, Nam Mang, Nam Ngum, Nam Noeua, Nam Ou, Nam Tha
Writing
Etymology
Rhinogobius: from the Greek rhinos, meaning 'nose', and the generic name Gobius. mekongianus: named for the Mekong River to which it is endemic.
Distribution
Known from various parts of the middle and upper Mekong river basins with record existing from the Nam Tha, Nam Ou, Nam Khan, Nam Lik, Nam Ngum and Nam Mang tr…
Habitat
Inhabits smaller rivers, tributaries and streams with substrates of gravel, rocks, boulders, and exposed bedrock which undergo seasonal variations in water flo…
Aquarium size
An aquarium with base dimensions of 60 ∗ 30 cm should prove large enough to house a small group.
Maintenance
Not difficult to maintain under the correct conditions; we strongly recommend keeping it in a tank designed to simulate a flowing stream with a substrate of va…
Water conditions
Not written yet
Diet
Rhinogobius spp. tend to be opportunistic carnivores feeding on a range of small invertebrates, crustaceans and similar in nature. In the aquarium they should …
Behaviour and compatibility
Not written yet
Sexual dimorphism
Adult males are more intensely-coloured and develop slightly more-extended dorsal and anal fins than females.
Reproduction
Not yet achieved in aquaria as far as we know but observations of wild fish suggest that eggs are deposited on the ceiling of a cave or crevice and guarded by …
Notes
This species' name has been misapplied to the congener R. chiengmaiensis in the aquarium trade but it does not appear to have appeared on the market itself. It…
References
References
4 on this profile