PisciDex Species Profile
Siamese Algae Eater
Active algae-grazing cyprinid valued in planted tanks, needing swimming room and accurate identification from similar trade species.
Crossocheilus oblongus
Cyprinidae | Southeast Asia | Thailand and neighboring river systems
Core Requirements
Tank Size
30 gallons minimum
Adult Size
6 inches
Group Size
Solo
Bioload
2/10
Water Parameters
Temperature
75-79 F
pH
6.5-8
Plant Safe
Yes
Invert Safe
Yes
Data Confidence
medium
Temperature note: Recommended and tolerated temperature ranges currently match the primary care profile.
Behavior & Husbandry
Temperament
Peaceful
Aggression
2/10
Diet
Herbivore
Difficulty
Easy
Lifespan
10 years
Breeding
Advanced
Schooling
No
Compatibility Tags
CommunityPeacefulBottom DwellerMid WaterPlant SafeInvert SafeBeginner Friendly
Similar Species
Species Compatibility
Database-driven compatibility notes for planning community aquariums.