Hermit Crab Supplies, Hermit Crab Accessories and Products

Print this hermit crab supplies, hermit crab accessories and products sheet off of your computer and bring it to the pet store on your next shopping trip so you won’t forget any important hermit crab supplies.

  • Hermit Crabs: If you don’t have any hermit crabs, you can obtain hermit crabs online, at your local pet store or by catching them locally.  Click here to learn more about buying hermit crabs.
  • Glass main tank: No smaller than 10 gallons. A good rule to remember is two gallons per hermit crab.
  • Glass lid for main tank: To help hold in heat and humidity. Plexiglass lids are also acceptable.
  • Glass isolation tank: No smaller than 5 gallons. Used to temporarily separate new hermit crabs, pre-moulters and aggressive hermit crabs from those in the main tank.
  • Glass lid for isolation tank: To help hold in heat and humidity. Plexiglass lids are also acceptable.
  • Temperature gauge: A temperature gauge is needed to make sure your hermit crab terrarium is the right temperature.  If the tank is too hot or too cold your hermit crab will slowly start to diet.
  • Heat lamp: A hermit crab heater such as a heat lamp is essential to keeping your hermit crab healthy and happy.  Room temperature is too cold for hermit crabs.
  • Humidity gauge: A humidity gauge helps you to figure out if your hermit crab is in a humid enough environment.  A hermit crab habitat should be at about 70-75% humidity.
  • Humidifier:A humidifier will help your hermit crab crabitat to stay nice and humid.
  • Substrate: Pure coconut fibre and/or ultra fine beach sand. Depth needs to be at least double the height of your largest hermit crab.
  • Fresh water dish: Should be deep enough to allow your largest hermit crab to fully submerge itself. Make sure that all your hermit crabs can climb out of it.
  • Salt water dish: Should be deep enough to allow your largest hermit crab to fully submerge itself. Make sure that all your hermit crabs can climb out of it.
  • Food dish: Make sure that all your hermit crabs can climb out of it. Avoid dishes that are too shallow to help prevent substrate from being pushed into it.
  • Water: Tap and bottled water should be treated with a dechlorinator, but distilled water can be used without further treatment.
  • Dechlorinator: To treat tap and bottled water. Not required if you are using distilled water.
  • Sea salt: Sea salt approved for salt water fish, not fresh water fish. Avoid any products that mention “hermit crabs” on them.
  • Food: Stick to organic food products only. Avoid any commercially processed foods such as bread, cake, donuts etc. Stay away from hermit crab food products, because most of them contain toxic preservatives.
  • Spare unpainted shells: For your hermit crabs to change into if they are dissatisfied with the one that they are wearing. The more spare unpainted shells you have in the tank, the less chance of shell fights occurring.
  • Climbing toys: For exercise, which is crucial for your hermit crabs to live a long, healthy life. Plastic plants and aquarium ornaments designed for fish are good options.
  • Hiding caves: For hiding, in case your hermit crabs wish to be in darkness for certain periods of time. Ensure that your largest hermit crab can fit into at least one hiding cave.


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“Even though I don’t have any hermit crabs YET, I always see them for sale in malls and have always been interested in learning more about them. This book is an excellent introduction, with both basic and advanced information (mating, habitat, feeding, etc.) on hermit crabs. Definitely a great read for anyone interested in this unique pet.” – Jennifer

“I’ve had a few hermit crabs as pets in the past and I could never figure out why they kept on dying on me only after a few months. After I read this book not only was I able to become a better pet owner, I have finally learned how to keep my little pets alive! Thank you!” – Joseph

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