Description
Blue Ghost Crayfish (Procambarus clarkii – Blue Ghost Morph)
📌 Basic Info
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Scientific Name: Procambarus clarkii (Blue Ghost morph)
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Common Names: Blue Ghost Crayfish, Ghost Blue Lobster
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Family: Cambaridae
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Origin: Captive-bred morph (wild type native to Southern USA & Mexico)
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Size: 4 – 6 inches (10 – 15 cm)
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Lifespan: 3 – 5 years
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Tank Zone: Bottom dweller
🌊 Water Parameters
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TDS: 150 – 300 ppm
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pH: 6.5 – 8.0
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Temperature: 20 – 26°C (68 – 79°F)
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Hardness: 6 – 15 dGH
🦞 Characteristics
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Unique ghostly blue coloration, sometimes with semi-transparent patches.
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Under good lighting, appears icy-blue with a faint glow.
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Hardy and adaptable, but territorial and aggressive.
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Burrows in substrate and rearranges tank decor.
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Molts several times per year; hides during molting phase.
🍽️ Food
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Type: Omnivorous scavenger.
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Diet: Sinking crayfish pellets, algae wafers, vegetables (zucchini, spinach, cucumber), protein foods (bloodworms, shrimp, snails, frozen fish food).
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Feeding Schedule: Once daily; avoid overfeeding.
🛠️ Tank Setup & Maintenance
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Tank Size: Minimum 30 gallons per adult.
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Filtration: Strong filtration, high oxygenation.
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Decor: Rocks, driftwood, PVC pipes, and caves for hiding.
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Substrate: Sand or fine gravel to allow digging.
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Water Changes: 25–30% weekly.
👥 Social Behavior
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Best kept alone due to territorial nature.
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Can coexist with fast, upper-level fish (danios, barbs, rainbowfish).
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Not safe with slow fish, shrimp, or snails – may attack or eat them.
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Keeping multiple crayfish requires very large tanks with plenty of hiding spaces.
✅ Do’s
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Provide secure hiding places for molting.
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Use a lid – crayfish are escape artists.
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Offer a mixed diet to support healthy coloration.
❌ Don’ts
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Don’t keep with small or bottom-dwelling fish.
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Don’t add delicate plants – they’ll be uprooted.
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Don’t keep in overcrowded tanks.
⭐ Quick Tips
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Stunning icy-blue ghostlike crayfish, rare in the hobby.
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Hardy and beginner-friendly but aggressive.
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Best suited for species-only tanks or tanks with carefully chosen, fast-moving fish.
