Species profile
Duplicareus Corydoras
Hoplisoma duplicareum
Peaceful
Moderate care
80 L minimum aquarium
5–6 cm adult size
Bottom
Minimum group: 8
About this species
General notes for hobby use.
Keep in a true social group and avoid sharp, dirty substrate that can damage barbels.
Water parameters
Suggested general range for long-term care.
Temperature
22–26 °C
pH
5.5–7.5
GH
1–10 dGH
KH
Not yet documented
Flow preference
Moderate
Data confidence
Verified
Behaviour
General behaviour traits used by TanksConnected compatibility checks.
Minimum group size
Minimum group: 8
Tank zone
Bottom
Territory level
None
Predation risk
Tiny fry
Bioload factor
0.75
Peaceful social bottom-dweller. Maintain a group on clean fine sand with wood/plants and regular water changes.
Compatibility flags
Quick cautions for common tank-planning issues.
Fin nipper
No
Plant safe
Yes
Shrimp safe
Yes
Snail safe
Yes
Cave breeder
No
Digs substrate
Yes
Jump risk
Low
Natural history & care
Research-backed context for long-term aquarium care.
Lifespan
5–8 years
Diet type
Omnivore
Minimum aquarium volume
80 L
Minimum footprint
70 × 30 cm
Accepted scientific name
Hoplisoma duplicareum
Alternative names
Corydoras duplicareus, Duplicareus Cory, Broad Stripe Cory
Native range
Upper Rio Negro basin, Brazil.
Natural habitat
Soft acidic tributaries with sand, leaf litter and woody cover.
Diet & feeding
Small benthic invertebrates plus detrital/plant matter; feed sinking prepared foods and frozen/live foods rather than expecting scavenging to sustain them.
Breeding & sexing
Research-backed guidance for identifying sexes and reproductive behaviour.
Sexing
Females are larger and broader-bodied; males are smaller and slimmer.
Breeding
T-position egg layer. Adhesive eggs are deposited on glass, plants or décor; adults provide no brood care.