PisciDex Species Profile
Pygmy Cory
Tiny shoaling Corydoras relative that uses both lower and mid-water areas in peaceful planted nano tanks.
Gastrodermus pygmaeus
Callichthyidae | South America | Madeira River basin
Core Requirements
Tank Size
10 gallons minimum
Adult Size
1.2 inches
Group Size
Group 8+
Bioload
1/10
Water Parameters
Temperature
72-79 F
pH
6-7.5
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
1/10
Diet
Omnivore
Difficulty
Intermediate
Lifespan
3 years
Breeding
Intermediate
Schooling
Yes
Compatibility Tags
CommunityNano TankPeacefulSchoolingBottom DwellerMid WaterPlant SafeInvert SafeShrimp SafeSand Preferred
Similar Species
Species Compatibility
Database-driven compatibility notes for planning community aquariums.