Hermit Crab coenobita spp

Hermit crabs space nocturnal scavengers that will certainly eat practically anything. Hermit crabs live in large groups in the wild and do ideal in groups of 3 or more.

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Well-balanced hermit crab diet consists of:

High-quality commercial hermit crab food.Recommend vegetable (spinach, carrots and also romaine lettuce) and also noncitrus fruit (mangoes, coconut and papaya) together treats.Nuts, seaweed, brine shrimp and also fish flakes can additionally be available as treats.Provide carotene and also calcium additional (such as cuttlebone).


Things to remember as soon as feeding her hermit crab:

Fresh, clean, chlorinefree water need to be accessible at every times; may not drink native a bowl however will count on moisture on plants.Crush all pelleted foods prior to feeding; feed at night.Hermit crabs appreciate variety in their diet.


Size - appropriately sized and also shaped habitat come accommodate adult hermit crab behavior and also exercise, at least 10 gallons.Habitat - carry out climbing décor and also hiding areas; new shells should be a little bit bigger than the current shell. Maintain 70 come 80% humidity by misting day-to-day as required (required to store gills moist, avoid dehydration and also ease molting).Substrate - Sand, blended with a mulchtype substrate such together coconut fiber bedding; can additionally include sphagnum moss; substrate must be at the very least 3 inches deep.Temperature - Temperature gradient (80°F because that the warmth end and also 70°F for the cool end); recommend low wattage incandescent bulb (appropriate for the dimension of the habitat).Lighting - Hermit crabs room nocturnal, so friend may provide a low wattage nocturnal pear for night viewing.Water - save two shallow bowl of water in the habitat at every times: one v fresh, de-chlorinated water and also one with naval saltwater through a certain gravity range of 1.021 - 1.026. The water need to not be any type of deeper than 0.25 to 0.50 inch; any type of deeper and your hermit crab can drown. A sponge have the right to be placed in the food to help your hermit crab rise in and also out, but change the sponge commonly to protect against bacteria growth.House hermit crabs in groups of three or more, however do no house different invertebrate varieties together.

Normal Behavior

Hermit crabs space social and also should it is in housed in teams of three or more.Usually molt as soon as or twice a year; will certainly bury itself in the sand. Don’t disturb the procedure as the crab is an extremely fragile. Protect the molting crab by put a divider in the tank or relocating the other crabs to one more tank. Ensure ideal humidity.

Habitat Maintenance

Thoroughly clean and disinfect the habitat at the very least once a week: location hermit crab in a for sure habitat; scrub the tank and furnishings with a 3% bleach solution; rinse thoroughly with water, removing every traces that bleach smell; dry the tank and also furnishings completely and add clean substrate.

Grooming & Hygiene

Place hermit crabs right into their saltwater dish daily and permit them to departure at your leisure.


Signs of a healthy Animal

Healthy appetiteActive

Red Flags

If you notice any of this signs, contact your veterinarian.

LethargyAbandons shell and also doesn’t returnLoss the appetiteLoss the limbs

Common wellness Issues

Health IssueSymptoms or CausesSuggested Action
Health worry MitesSymptoms or causes Mites appear in the habitat or straight on the crabSuggested Action completely clean habitat, replace substrate and also bathe crab in lukewarm water. Ensure no mites room visible on the crab before returning come clean habitat.
Health problem Loss of limbsSymptoms or reasons Loss that limbs have the right to be because of stress native an improper environment (humidity, temperature, cleanliness) or fighting with another hermit crab.Suggested activity Ensure habitat is clean and properly collection up through humidity and also temperature within your preferred variety or identify and also separate the aggressor.

Shopping perform for essential supplies:

cuttlebonebook around hermit crabs
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Ask a store partner about aramuseum.org’s selection of books on hermit crabs and the range of personal brand products available for the care and also happiness that your brand-new pet. All private brand products carry a 100% money-back guarantee.

Because all invertebrates room potential carriers of transmittable diseases, such as Salmonella, constantly wash her hands before and also after managing your invertebrate or habitat components to assist prevent the potential spread out of disease.

Pregnant women, kids under the age of 5, senior citizens and people through weakened immune solution should call their physician prior to purchasing or caring because that invertebrates and should take into consideration not having an invertebrate as a pet.

Go come cdc.gov/healthypets for an ext information about hermit crabs and disease.

This treatment sheet deserve to cover the requirements of various other species.

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Note: The information on this treatment Sheet is not a substitute for veterinary care. If you need added information, contact your veterinarian as appropriate.