CambaridaeInvertebratesEasy

Cambarellus patzcuarensis — CPO Dwarf Orange Crayfish

Cambarellus patzcuarensis var. 'Orange'

Origin: Mexico — captive bred variety

C

Water Parameters

Temperature1826 °C
15 °C35 °C
pH78
49
GH (Hardness)620 °dGH
0 °dGH30 °dGH
KH (Alkalinity)312 °dKH
0 °dKH20 °dKH

Quick Stats

Max Size
4 cm
Min Tank
30 L
Lifespan
3
Swimming Level
Bottom
Schooling
No
Diet
Omnivore — sinking pellets, vegetables, frozen foods
Temperament
Mostly peaceful; safe with fish and larger shrimp

About

The CPO (Cambarellus patzcuarensis var. 'Orange') is a dwarf crayfish from Mexico, selectively bred for vivid orange colouration. Unlike large crayfish, CPOs are small enough (3–4 cm) to be kept with most community fish and even larger shrimp. A charming and increasingly popular nano invertebrate.

Care Guide

Can be kept with fish and medium-large shrimp (not dwarf shrimp — will eat them). Provide small caves and hiding spots for moulting. Feed sinking pellets, blanched vegetables, and occasional meaty foods. Hardy in a range of water conditions. Keep one male per female — males can harass females.

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