Overview
The Marbled Crayfish (Marmorkrebs) (Procambarus virginalis) is a beginner freshwater species known for its brown-tan, marbled pattern coloration. All-female. Bottom.
Origin & Appearance
Origin: Captive-bred.
Colors: Brown-Tan, Marbled pattern.
Body Shape: Crayfish/Lobster (elongate crustacean). Typical adult dimensions: 13.0 x 3.9 x 3.2.
Sexual Dimorphism: Moderate; males have larger claws, female wider tail.
Tank & Water Requirements
| Min Tank Size | 20 gallons |
| Temperature | 64–77°F |
| pH Range | 7–8 |
| Water Hardness (GH) | 8-20 |
| Bioload | medium |
| Oxygen Demand | medium |
| Plant Safe | mostly |
| Aquarium Position | Bottom |
Behavior & Activity
Active bottom walker; climbs everything; forages aggressively; tail-flip escape; escape artist
Speed: 22/100Aggression: 6/10diurnal
Breeding
Moderate; female carries eggs under tail
Common Diseases
💊 Crayfish plague💊 bacterial💊 molt failure
Expert Notes
All-female; reproduces by parthenogenesis