Overview
The Red Claw Crayfish (Cherax quadricarinatus) is a intermediate freshwater species known for its blue-green, red claw patches coloration. Large. Bottom.
Origin & Appearance
Origin: Australia.
Colors: Blue-Green, Red claw patches.
Body Shape: Crayfish/Lobster (elongate crustacean). Typical adult dimensions: 25.0 x 7.5 x 6.2.
Sexual Dimorphism: Moderate; males have larger claws, female wider tail.
Tank & Water Requirements
| Min Tank Size | 53 gallons |
| Temperature | 73–82°F |
| pH Range | 7–8 |
| Water Hardness (GH) | 8-20 |
| Bioload | medium |
| Oxygen Demand | medium |
| Plant Safe | mostly |
| Aquarium Position | Bottom |
Behavior & Activity
Large powerful bottom walker; claws forward display; walks over substrate; can climb out of open tanks; tail-flip retreat
Speed: 22/100Aggression: 6/10diurnal
Breeding
Moderate; female carries eggs under tail
Common Diseases
💊 Crayfish plague💊 bacterial💊 molt failure
Expert Notes
Large; popular in aquaculture too