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Mexican Dwarf Orange Crayfish care guide

Mexican Dwarf Orange Crayfish (Cambarellus patzcuarensis var. 'Orange') — minimum tank 40 L, temperature 18-26 °C, pH 6.5-8.

Overview

Mexican Dwarf Orange Crayfish (Cambarellus patzcuarensis var. 'Orange') is a dwarf freshwater crayfish of the family Cambaridae, listed in the Aquairi knowledge base as a beginner-level species. Bright orange dwarf crayfish, the most peaceful crayfish for community tanks. Small size means it cannot threaten adult fish, though it will eat shrimplets and small fry.

Taxonomy

  • Family: Cambaridae
  • Genus: Cambarellus
  • Scientific name: Cambarellus patzcuarensis var. 'Orange'
  • Common synonyms: CPO, Orange Mexican Dwarf

Habitat

Cambarellus is a small American genus of dwarf crayfish (Cambaridae) from Mexico and the southern United States. The genus rarely exceeds 5 cm in adult length and is the most peaceful crayfish group commonly kept in community aquariums. The Aquairi knowledge base records this entry from: Lake Pátzcuaro, Mexico (selectively bred).

Tank requirements

  • Minimum tank volume: 40 L (10.6 US gal)
  • Adult size: 3-5 cm
  • Temperature: 18-26 °C (64-79 °F)
  • pH: 6.5-8
  • GH: 6-14 °dGH
  • KH: 3-8 °dKH
  • Lifespan: 2-3 years

Diet

An omnivore. Diet includes plant matter, biofilm, algae, detritus and protein in the form of carrion, small invertebrates or fish remains. In the aquarium a daily portion of sinking pellet, regular blanched vegetables and occasional frozen bloodworm or shrimp meet nutritional needs and reduce intraspecific aggression.

Compatibility

Among the most peaceful crayfish for community tanks. Small adults cannot threaten healthy fish, although shrimplets and small fry remain at risk. Suitable tank mates listed in the Aquairi knowledge base: Larger Tetras, Rasboras, Mid-water fish. Should be kept away from: Bottom dwellers, Bettas, Slow fish, Dwarf shrimp.

Breeding

Reproduces in fresh water without a planktonic larval stage. After mating, the female carries the eggs glued to her pleopods for several weeks; hatched juveniles cling to the mother for additional moults before becoming independent. Stable water chemistry and abundant shelter for the brooding female are required.

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