Mexican Dwarf Crayfish

Cambarellus patzcuarensis

Also known as: CPO Crayfish, Orange Dwarf Crayfish

A tiny bright-orange crayfish gentle enough for many community tanks.

Water

Freshwater

Temperature

60–77°F

pH

7–8

Hardness

6–15 dGH

Max size

2 in

Min tank

10 gal

Temperament

Peaceful

Social

Social

Swim level

Bottom

Diet

Omnivore

Care level

Beginner

Lifespan

2-3 years

Breeding

Egg-layer

Suitability

Intermediate

Origin

Mexico

Unlike most crayfish, this dwarf species rarely harms fish and generally leaves plants alone, making it a rare community-friendly crustacean. Provide caves and hiding spots, especially when it molts. Keep with fast, mid-water tankmates rather than slow bottom-sitters.