Cubaris "Rubber Ducky (Blonde)" Isopods

Cubaris “Rubber Ducky (Blonde)” Isopods

Cubaris “Rubber Ducky (Blonde)” is a rare and beautiful variation of the famous Rubber Ducky isopod. Known for the distinctive “duck-like” face shape and lighter golden tones, this morph has become one of the most sought-after isopods in the hobby.

Like other Cubaris species, Blonde Duckies prefer stable conditions with deep substrate, consistent humidity, and plenty of natural hiding places. With the right environment they can establish steady colonies and become a fascinating display species for dedicated keepers.

Quick facts

• Care level: Intermediate–Advanced
• Temperament: Shy but fascinating to observe
• Best feature: Iconic “rubber ducky” face and pale golden colouration
• Good for bioactive: Yes (excellent detritivores)

Habitat & setup

• Ventilation: Moderate (avoid overly dry airflow)
• Humidity: High with a clear moisture gradient
• Substrate: Deep organic mix with rotting wood and leaf litter
• Leaf litter: Always available (primary food source)
• Hides: Cork bark slabs, curved bark pieces, and rotten hardwood

Temperature

• Ideal range: 22–26°C
• Notes: Stable warmth is important for long-term success

Feeding

Rubber Duckies feed primarily on leaf litter and decaying hardwood. Supplement occasionally with protein foods such as fish flakes or shrimp pellets and offer vegetables like carrot or courgette in moderation.

• Staples: Leaf litter, rotten wood
• Supplements: Occasional protein foods
• Calcium: Cuttlebone, limestone, or calcium powder

Care notes

• Stable humidity: Maintain a damp zone and a drier zone.
• Deep substrate: Helps maintain consistent microclimates.
• Provide hides: Cork bark and wood help reduce stress.
• Patience: Colonies may take time to establish.

What you’ll receive

You’ll receive healthy Cubaris “Rubber Ducky (Blonde)” isopods from established captive-bred colonies. Sizes may vary.

Tip: Rubber Duckies thrive with deep substrate rich in rotting hardwood and stable humid conditions.

Need supplies to get started? Browse our isopod substrate, leaf litter, cork bark, and setup essentials to build the perfect habitat for your colony.