{"product_id":"zoo-med-hermit-crab-assorted-growth-shells","title":"Zoo Med Hermit Crab Assorted Growth Shells","description":"\u003cp\u003e\u003cstrong\u003eA spare shell on hand means a hermit crab never has to fight for its next home.\u003c\/strong\u003e The Zoo Med Hermit Crab Assorted Growth Shells is a natural, hermit-crab-safe shell offered in an assortment of shapes so a crab outgrowing its current shell has somewhere appropriately sized to move into.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine natural shell\u003c\/strong\u003e — sourced and sold by Zoo Med specifically for hermit crab housing, not a decorative or aquarium-only shell.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssorted shapes and openings\u003c\/strong\u003e — gives a crab a choice, which matters, because hermit crabs are selective about opening size and shape before they'll commit to a new shell.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports natural growth\u003c\/strong\u003e — land hermit crabs must periodically move to a larger shell as they grow; without a suitable spare on hand, they can't do this safely.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple crabitat addition\u003c\/strong\u003e — no assembly, no soaking required before use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eField\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eZoo Med\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eBA8893\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eNatural hermit crab growth shell, assorted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eZoo Med sells growth shells in graded Small, Medium, Large and X-Large packs (item numbers HC-35 to HC-38); this assorted listing does not specify which size grade or how many shells are included, so treat it as a mixed assortment rather than a guaranteed size run — see Common questions.\u003c\/p\u003e\u003ch3\u003eSuitable for, and not suitable for\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable for:\u003c\/strong\u003e land hermit crabs (Coenobita species) that need a new shell to grow into, or keepers who like to offer a choice of spares in the crabitat at all times.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e painted, dyed or artificially decorated shells — this is a natural, undecorated shell, and painted alternatives can flake toxic coatings into the crabitat.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCare and maintenance\u003c\/h3\u003e\u003cp\u003eRinse before adding to the crabitat. Keep two or three spare shells in a range of sizes available at all times — a crab that can't find a suitable new shell when it needs one will delay moulting, which is a genuine welfare risk.\u003c\/p\u003e\u003ch3\u003eGoes well with\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eZoo Med Hermit Crab Bright Bowls, for the fresh and salt water every crab needs alongside its shell supply\u003c\/li\u003e\n\u003cli\u003eA hydrometer, to keep the salt water bowl at the correct marine gravity\u003c\/li\u003e\n\u003cli\u003eCoco fibre or sand substrate deep enough for burrowing during a moult\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWarranty and delivery\u003c\/h3\u003e\u003cp\u003eSold with the standard Zoo Med retail warranty against manufacturing defects, in addition to your rights under Australian Consumer Law. Standard freight.\u003c\/p\u003e\u003ch3\u003eCommon questions\u003c\/h3\u003e\u003ch4\u003eWhat size shells are in this pack?\u003c\/h4\u003e\u003cp\u003eZoo Med doesn't specify a size grade or shell count for this particular \"assorted\" listing. If you need a guaranteed size — Small, Medium, Large or X-Large — check with us before ordering, or ask us to confirm the current stock against Zoo Med's graded packs.\u003c\/p\u003e\u003ch4\u003eHow many spare shells should I keep on hand?\u003c\/h4\u003e\u003cp\u003eAs a general rule, two to three correctly sized spares per crab, since hermit crabs are particular about opening size and shape and may reject the first option offered.\u003c\/p\u003e\u003ch4\u003eCan I paint or decorate the shell?\u003c\/h4\u003e\u003cp\u003eNo — offer it as supplied. Painted or artificially coated shells can shed material a crab will ingest, and Zoo Med's growth shells are sold natural and undecorated for this reason.\u003c\/p\u003e\u003ch4\u003eMy crab won't move into its new shell — what now?\u003c\/h4\u003e\u003cp\u003eThis is common. Offer several sizes and shapes at once, keep humidity and both water bowls topped up, and be patient — a crab will generally move when it's genuinely ready, not on request.\u003c\/p\u003e","brand":"ZooMed","offers":[{"title":"Default Title","offer_id":55242228990243,"sku":"BA8893","price":2.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7236\/5347\/files\/zoo-med-hermit-crab-assorted-10268548989219-1-dq.webp?v=1790372898","url":"https:\/\/nicksaquariumoceanariumterrarium.com.au\/products\/zoo-med-hermit-crab-assorted-growth-shells","provider":"Nicks AOT","version":"1.0","type":"link"}