{"product_id":"caribsea-black-river-rock","title":"CaribSea Black River Rock","description":"\u003cdiv style=\"background:#f5f5f5;border-left:4px solid #666;padding:10px 14px;margin:0 0 14px;font-size:0.95em;\"\u003e\n\u003cstrong\u003eIn-store pickup only.\u003c\/strong\u003e Rock is heavy, so we keep it in the shop where you can hand-pick your pieces.\u003c\/div\u003e\u003cp\u003e\u003cstrong\u003eCaribSea Black River Rock\u003c\/strong\u003e is a bold, dark river stone that turns a freshwater layout into a dramatic one. CaribSea suggests pairing it with white river rock or a pale substrate like Tahitian Moon or Moonlight Sand, and that contrast is exactly where this stone shines: dark rock against light sand reads like a real river bed and makes fish color jump. Build around it with our \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/freshwater-aquarium-plants\"\u003efreshwater plants\u003c\/a\u003e.\u003c\/p\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eBuying Options\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;width:100%;margin:8px 0;font-size:0.95em;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;\"\u003eOption\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;\"\u003eHow It Works\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;\"\u003ePrice\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003ePer Pound\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eHand-pick the exact pieces you want from our bin and we weigh them at the register\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003e$2.99 \/ lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003e25 lb Box\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eA full sealed box, the best value if you are scaping a whole tank\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003e$64.99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp style=\"font-size:0.92em;color:#555;\"\u003eThe 25 lb box works out to about $2.60 per pound, so it saves roughly 13% over buying the same weight loose. Buying by the pound is the way to go when you want to choose specific shapes for a focal point.\u003c\/p\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eWhy This Rock\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeep black river stone for a dramatic, high-contrast aquascape\u003c\/li\u003e\n\u003cli\u003eNatural stone with natural color, no paints, dyes, or coatings\u003c\/li\u003e\n\u003cli\u003ePairs beautifully with white river rock and pale substrates like Tahitian Moon or Moonlight Sand\u003c\/li\u003e\n\u003cli\u003eSmooth, tumbled river shapes that stack and nestle naturally\u003c\/li\u003e\n\u003cli\u003eBuy loose by the pound or as a full 25 lb box\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eSetting It Up\u003c\/h3\u003e\u003cp\u003eRinse the rock before it goes in to clear off dust from handling. Build your hardscape on the bare bottom or on a thin base layer so the pieces sit stable, then add substrate around them. If you are stacking taller structures, seat each piece so it cannot shift and keep stacks clear of the glass.\u003c\/p\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eSpecifications\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;width:100%;margin:8px 0;font-size:0.95em;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eCaribSea\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;\"\u003eProduct\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eBlack River Rock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;\"\u003eMaterial\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eNatural river stone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;\"\u003eColor\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eBlack, natural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;\"\u003eColoring\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eNo paints, dyes, or coatings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;\"\u003eBest for\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eFreshwater aquariums and aquascapes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;\"\u003eSold as\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003ePer pound, or a full 25 lb box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eRecommended Pairings\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/freshwater-aquarium-plants\"\u003eFreshwater plants\u003c\/a\u003e to soften and green up the hardscape\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/fresh-water\"\u003eFreshwater supplies\u003c\/a\u003e including pale substrates that set off the black stone\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow much rock do I need?\u003c\/strong\u003e A rough starting point is 1 to 1.5 lb per gallon for a full hardscape, less if the rock is just a focal point. Bring your tank dimensions in and we will help you pick.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I pick my own pieces?\u003c\/strong\u003e Yes. That is the whole point of the per-pound option, you choose the shapes you want and we weigh them at the register.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill it change my water?\u003c\/strong\u003e It is natural stone with no paints, dyes, or coatings. Rinse it before use as you would any hardscape.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFreshwater or saltwater?\u003c\/strong\u003e It is sold here as a freshwater aquascaping stone, and it looks its best against light freshwater substrates.\u003c\/p\u003e","brand":"CaribSea","offers":[{"title":"Per Pound","offer_id":49005717323995,"sku":"00323-1","price":2.99,"currency_code":"USD","in_stock":false},{"title":"25 lb Box","offer_id":49005717356763,"sku":"00323","price":64.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/exotica_black_river_rock_1140x760_f2e04333-7250-4fb4-915d-165d0e378aa7.jpg?v=1784805776","url":"https:\/\/squeakysaquatics.com\/products\/caribsea-black-river-rock","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}