Blue Legged Reef Hermits Dwarf

Dwarf Blue Leg Hermit Crab
Clibanarius tricolor

One of the most popular clean-up crew members, the Dwarf Blue Leg Hermit Crab is small, reef-safe, and always on the move. With its electric blue legs and compact size, it’s perfect for nano tanks and large reef systems alike.

Quick Stats:

• Care Level: Easy

• Temperament: Peaceful

• Color: Blue legs with red banding and dark shell

• Diet: Omnivore (scavenger)

• Reef Safe: ✅ Yes

• Water Parameters:

  • Salinity: 1.023–1.025

  • Temperature: 72–78°F

  • pH: 8.1–8.4

  • Alkalinity: 8–12 dKH

• Max Size: ~¾ inch

• Minimum Tank Size: 5 gallons

Why We Like Them:

• Great for small tanks or tight spaces in rockwork

• Cleans algae, detritus, and leftover food

• Vibrant coloration adds contrast and movement

• Reef-safe and compatible with most inverts and fish

🪨 Pro Tip:
Blue Legs are more tolerant of crowding than larger hermits, but still need access to spare shells to avoid turf wars.