Prefers the counter current zones and flood zones of creeks where the substrate is covered with leaves and alluvial deposits . Maximum length reported to reach 4 cm SL .
Physical description for Hemigrammus Guyanensis is currently being compiled.
Behavioural data for Hemigrammus Guyanensis is currently being reviewed.
Spawns between plants.
Freshwater; benthopelagic; pH range: 6.0 - 7.2; dH range: ? - 18. Tropical; 20°C - 24°C South America: Maroni, Mana, Approuague, and Oyapock rivers.
The following diseases are known to affect Hemigrammus Guyanensis.
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 63 records indexed .
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