Dwarf Mexican Crayfish

NOTE: We will not ship if these are not legal in your state.

The Dwarf Mexican Crayfish (Cambarellus patzcuarensis) is a tiny, orange-bottom scavenger with pincer precision in nano cleanups. Peaceful yet predatory on pests, it forages substrates in communities. Hardy and colorful, the Dwarf Mexican Crayfish suits planted tanks, controlling snails while adding crustacean quirk.

Care Sheet – Dwarf Mexican Crayfish (Cambarellus patzcuarensis)

Temperament

• Peaceful, semi-social
• Best in groups of 3+ with space

Adult Size

• 1–1.5 inches

Minimum Tank Size

• 10 gallons for group

Water Parameters

• Temperature: 70–80°F
• pH: 6.5–8.0
• Hardness: Soft to moderately hard (4–10 dGH)
• Ammonia/Nitrite: 0 ppm
• Nitrate: <20 ppm

Diet

• Omnivorous scavenger
• Sinking pellets, algae wafers, frozen/live bloodworms, blanched veggies, snail shells
• Feed small amounts nightly

Behavior & Compatibility

• Good with peaceful nano fish like rasboras, shrimp
• Avoid fin-nippers or aggressive species

Aquarium Setup

• Fine sand, caves/PVC, dense plants, low flow, dim lighting
• Lid to prevent escapes

Care Level

• Easy

Lifespan

• 2–3 years

Special Notes

• Excellent snail control
• Molts vulnerable; provide hides