Electric Blue Hermit Crab (Calcinus elegans) | Reef-Safe Cleanup Crew
$21.99
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Livestock shipping: $59.99 per applicable shipment; no free-shipping threshold. Contiguous 48 states and DC only. Ships Monday–Wednesday by overnight service after preparation. Select fish require up to seven business days before dispatch. DOA claims and photos are due within 12 hours of delivery; replacement shipping is extra.
Shipping & Delivery
Delivery area: Contiguous 48 United States and Washington, DC only. No Alaska, Hawaii, Puerto Rico, other U.S. territories, APO/FPO/DPO, PO boxes, or international delivery. These restrictions also apply through Shopify Collective retailers.
Live animal shipping: $59.99. No free livestock-shipping threshold applies. Livestock travels separately from frozen foods and dry goods; separate shipping groups or fulfillment locations may have separate charges shown at checkout.
Shipping days: Monday–Wednesday via Priority Overnight or an equivalent overnight service, subject to livestock readiness and safe weather/carrier conditions. Overnight transit starts after dispatch, subject to livestock availability and safe shipping conditions.
DOA claims: Contact us immediately and submit clear photographs within 12 hours of carrier-confirmed delivery. Original shipping is nonrefundable; approved replacements require payment of applicable shipping, packaging, and handling. See the Shipping & Live Arrival Policy for documentation, exclusions, and claim review.
Review the Shipping & Live Arrival Policy and final charges at checkout. Livestock delivery is limited to the contiguous 48 states and Washington, DC.
Electric Blue Hermit Crab (Calcinus elegans)
Add vibrant color and hardworking cleanup power to your reef aquarium with the Electric Blue Hermit Crab (Calcinus elegans). Known for its brilliant electric blue legs, dark banding, and bright orange antennae, this striking hermit crab is one of the most eye-catching members of any cleanup crew.
Beyond its stunning appearance, the Electric Blue Hermit Crab is an active scavenger that spends the day grazing on nuisance algae, detritus, leftover food, and organic waste. Constantly exploring your aquarium, it helps clean live rock, substrate, and hard-to-reach crevices while adding personality and movement to your reef.
Perfect for reef aquariums and fish-only marine systems alike, this beautiful hermit crab combines function with outstanding visual appeal.
Features
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Brilliant electric blue legs with vibrant orange antennae
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Excellent consumer of nuisance algae and detritus
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Active scavenger that helps maintain a cleaner aquarium
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Safe with corals and most reef inhabitants
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Constantly active and entertaining to observe
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Great addition to cleanup crews
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Hardy and beginner friendly
Care Information
Scientific Name: Calcinus elegans
Common Name: Electric Blue Hermit Crab
Temperament: Peaceful
Reef Safe: Yes
Difficulty: Easy
Diet: Omnivore (Film Algae, Hair Algae, Detritus, Uneaten Food, Meaty Foods)
Minimum Aquarium Size: 20 Gallons
Water Parameters
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Temperature: 72–78°F
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Salinity: 1.023–1.026
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pH: 8.1–8.4
Compatibility
Electric Blue Hermit Crabs are compatible with most reef-safe fish, corals, shrimp, snails, and other invertebrates. They spend their day grazing on algae and scavenging leftover food while helping maintain a healthy reef environment.
Like all hermit crabs, they require appropriately sized empty shells as they grow. Providing a selection of spare shells helps reduce competition and encourages natural shell-swapping behavior.
Avoid housing with large Triggerfish, Puffers, Hawkfish, or other predators that may prey on small crustaceans.
Why Shop with Infinity and Beyond Aquatics?
At Infinity and Beyond Aquatics, we understand that purchasing live animals online requires trust. Every animal is carefully inspected before shipment and professionally packed to help ensure it arrives healthy and ready to thrive.
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Carefully inspected before shipment
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Professionally packed in insulated cooler boxes
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Heat or cold packs included when weather requires
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Overnight shipping to minimize transit stress
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Responsive customer support from fellow hobbyists
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Healthy livestock backed by exceptional customer service
Whether you're building your first cleanup crew or adding a splash of color to an established reef, we're committed to providing healthy livestock you can trust.