Description

🎃 Halloween Hermit Crab (Ciliopagurus strigatus)

The Halloween Hermit Crab is a striking and vibrant addition to any marine cleanup crew. Named for its bold orange and black banded legs, this crab stands out in any tank while helping control algae and leftover food. It’s both functional and eye-catching—perfect for reef and fish-only systems.

🪸 Care Guide

• Temperament: Semi-aggressive – can be territorial over shells

• Reef Safe: ✅ With caution – may knock over frags or go after snails for shells if not provided extras

• Max Size: Up to 2 inches

• Diet: Omnivore – eats algae, detritus, leftover food, and meaty scraps

• Feeding: Supplement with dried seaweed or sinking pellets if algae is scarce

🌊 Tank Requirements

• Minimum Tank Size: 20 gallons

• Substrate: Sand or crushed coral preferred

• Shells: Provide a variety of empty, appropriately sized shells to prevent aggression

• Water Flow: Low to moderate

• Lighting: Not specific – thrives in reef lighting

🧬 Behavior & Compatibility

• Generally peaceful if housed with non-aggressive tankmates

• May become aggressive toward snails or other hermits if competing for shells

• Active scavenger – helps keep the sandbed clean

Fun Fact:
Their vivid Halloween-colored legs make them one of the most visually unique hermits in the hobby!