{"product_id":"blue-knuckle-hermit-crab","title":"Blue Knuckle Hermit Crab","description":"The Blue Knuckle Hermit Crab is a valued clean‑up‑crew addition sold in‑store here in Columbus, Ohio. It acts as a scavenger and algae picker, keeps substrate clean, helping reduce maintenance and improve water quality. Stock 1–2 per 5 gal in a balanced reef or fish‑only system for best results. Difficulty: Easy. Offer varied empty shells. Drip‑acclimate and maintain stable salinity for long‑term health.","brand":"In-Store","offers":[{"title":"Default Title","offer_id":43058358157425,"sku":"160398309571","price":12.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/2595\/2113\/files\/47c73cec-a836-4e39-8b41-ae63a4ee6df3.jpg?v=1773164769","url":"https:\/\/local.mattscorals.com\/products\/blue-knuckle-hermit-crab","provider":"In-Store","version":"1.0","type":"link"}