A current-loving fish which prefers the montane habitat. Feeds upon aufwuchs and the encrusted invertebrates (mostly small crustaceans).
Physical description for Rheoheros Coeruleus is currently being compiled.
Behavioural data for Rheoheros Coeruleus is currently being reviewed.
Freshwater; benthopelagic; pH range: 7.0 - 8.0; dH range: 9 - 20. Tropical; 23°C - 25°C Central America: Atlantic slope, upper Tulija River in the Usumacinta River drainage, Mexico.
The following diseases are known to affect Rheoheros Coeruleus.
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