Species profile
Dojo / Weather Loach
Misgurnus anguillicaudatus
Peaceful
Moderate care
240 L minimum aquarium
15–25 cm adult size
Bottom
Minimum group: 3
About this species
General notes for hobby use.
Large, sociable subtropical loach needing a long aquarium, soft substrate and a very secure lid. It is a strong escape artist.
Water parameters
Suggested general range for long-term care.
Temperature
10–25 °C
pH
6–7.5
GH
Up to 18 dGH
KH
Not yet documented
Flow preference
Low–moderate
Data confidence
Verified
Behaviour
General behaviour traits used by TanksConnected compatibility checks.
Minimum group size
Minimum group: 3
Tank zone
Bottom
Territory level
None
Predation risk
Inverts
Bioload factor
2.5
Social and usually peaceful; keep several together. Burrows and roots through soft substrate and may dislodge lightly rooted plants.
Compatibility flags
Quick cautions for common tank-planning issues.
Fin nipper
No
Plant safe
Yes
Shrimp safe
No / caution
Snail safe
No / caution
Cave breeder
No
Digs substrate
Yes
Jump risk
Yes
Natural history & care
Research-backed context for long-term aquarium care.
Lifespan
Not yet documented
Diet type
Omnivore
Minimum aquarium volume
240 L
Minimum footprint
120 × 45 cm
Accepted scientific name
Misgurnus anguillicaudatus
Alternative names
Weather Loach, Dojo Loach, Pond Loach
Native range
East Asia, including China and adjacent regions; widely introduced outside its native range.
Natural habitat
Slow rivers, ponds, marshes, rice fields and muddy-bottomed waters. Fine sand is strongly preferred in captivity.
Diet & feeding
Benthic omnivore taking worms, crustaceans, insect larvae and other small animal foods plus prepared sinking foods.
Breeding & sexing
Research-backed guidance for identifying sexes and reproductive behaviour.
Sexing
Mature males generally have broader/stronger pectoral fins and a slimmer body; females become fuller with eggs.
Breeding
Spawns seasonally in shallow vegetated water; routine controlled aquarium breeding is uncommon.