Found stuck to rocks or hiding between stones in creeks and rivers. Usually in rapids and riffles of high current velocity, up to an elevation of 1, 180 m. Ingests mud, diatoms and filamentous algae scraped from the substratum. Gravid females at 7 cm SL have been observed.
Remarks: caudal fin rounded.: fusiform / normal; Cross section: circular.
Behavioural data for Sicydium Altum is currently being reviewed.
Freshwater; demersal. High altitude; 20°C - 31°C Central America: Atlantic drainage of Costa Rica.
The following diseases are known to affect Sicydium Altum.
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