Electric Blue Crayfish – Procambarus alleni (Florida Crayfish)

Electric Blue Crayfish – Procambarus alleni (Florida Crayfish)

Add a flash of bold color and personality to your aquarium with the Electric Blue Crayfish (Procambarus alleni). Native to Florida, this hardy freshwater crayfish is famous for its vivid cobalt-blue shell, active behavior, and ability to thrive in a wide range of aquarium conditions.

Electric Blue Crayfish make fascinating aquarium residents that love to explore, dig, and rearrange décor. While territorial with their own kind, they coexist well in spacious tanks with fast-moving fish and plenty of hiding spots.

Features:

• 🦞 Scientific Name: Procambarus alleni
• 🌎 Origin: Florida, USA
• 🌈 Coloration: Brilliant electric-blue shell with contrasting white highlights
• 💧 Temperament: Semi-aggressive; territorial toward other crayfish
• 🍽️ Diet: Omnivore – pellets, sinking wafers, vegetables, and protein-based foods
• 🪸 Tank Level: Bottom

Recommended Tank Parameters:

• Temperature: 70–78°F
• pH: 6.5–7.8
• KH: 4–15 dKH
• Minimum Tank Size: 30 gallons (per crayfish)
• Environment: Rocks, caves, and driftwood for shelter; secure lid to prevent escape

Behavior & Compatibility:
Best kept solo or in large tanks with plenty of space and hiding areas. Compatible with fast or mid-level fish species like barbs, rainbowfish, or danios. Avoid slow, long-finned, or bottom-dwelling tankmates such as Corydoras or loaches.

Frequently Asked Questions (FAQ)

Q: How big do Electric Blue Crayfish get?
A: Adults typically reach 4–6 inches in length, including claws.

Q: Are they aggressive?
A: They can be territorial, especially with other crayfish, so it’s best to keep them individually.

Q: Can they live with fish?
A: Yes — choose fast-swimming, mid- to top-level tankmates and provide plenty of hiding spaces.

Q: What do they eat?
A: They’re omnivores that enjoy shrimp pellets, sinking wafers, algae, vegetables, and frozen foods.

Q: Will they escape?
A: Yes — ensure a tight-fitting aquarium lid, as crayfish are strong climbers.