{"product_id":"rock-chaetomorpha-refugium-macroalgae-chae","title":"Natural Rock Chaetomorpha Refugium Macroalgae","description":"\u003ch2 style=\"margin: 0 0 12px 0; font-weight: 800; font-size: 28px; letter-spacing: -0.3px; color: #123844;\"\u003eNatural Rock Chaetomorpha Refugium Macroalgae (Chaeto)\u003c\/h2\u003e\n\n\u003cp style=\"margin: 0 0 12px 0; color: #22323a; line-height: 1.7;\"\u003eNatural Rock Chaetomorpha (\u003cspan style=\"font-style: italic;\"\u003eChaetomorpha sp.\u003c\/span\u003e) is a unique form of chaeto macroalgae that grows \u003cstrong\u003edirectly attached to porous reef rock\u003c\/strong\u003e, forming a dense, anchored green turf. Unlike traditional floating chaeto, this structure creates a stable and contained nutrient export colony within the aquarium.\u003c\/p\u003e\n\n\u003cp style=\"margin: 0 0 18px 0; color: #22323a; line-height: 1.7;\"\u003eThis growth form is especially effective in refugiums and nutrient management systems, where the anchored structure prevents tumbling and drifting while continuing to \u003cstrong\u003eefficiently absorb excess nutrients\u003c\/strong\u003e from the water column. It provides a clean, organized alternative to loose chaeto masses while still delivering strong filtration benefits.\u003c\/p\u003e\n\n\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 18px 0;\"\u003e\n\n\u003ch3 style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 18px; color: #1a5a61;\"\u003eAvailable Options\u003c\/h3\u003e\n\n\u003cdiv style=\"background: linear-gradient(180deg,#f6fbf8 0%, #edf7f2 100%); border: 1px solid #d4e6e3; border-radius: 12px; padding: 13px 15px; margin-bottom: 10px;\"\u003e\n\u003cp style=\"margin: 0 0 6px 0; color: #1a5a61;\"\u003e\u003cstrong\u003eSmall Rock Colony\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; color: #22323a; line-height: 1.7;\"\u003e\n\u003cli\u003eSmall rock with Chaetomorpha growth attached (~1–2\")\u003c\/li\u003e\n\u003cli\u003eIdeal for establishing Chaeto in refugiums or macroalgae zones\u003c\/li\u003e\n\u003cli\u003eAllows the colony to expand naturally from the rock surface\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background: linear-gradient(180deg,#f6fbf8 0%, #edf7f2 100%); border: 1px solid #d4e6e3; border-radius: 12px; padding: 13px 15px;\"\u003e\n\u003cp style=\"margin: 0 0 6px 0; color: #1a5a61;\"\u003e\u003cstrong\u003eLarge Rock Colony\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; color: #22323a; line-height: 1.7;\"\u003e\n\u003cli\u003eLarger rock supporting a dense Chaeto colony (~3–4\")\u003c\/li\u003e\n\u003cli\u003eImmediate nutrient export capacity\u003c\/li\u003e\n\u003cli\u003eSuitable for established refugium systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 18px 0;\"\u003e\n\n\u003ch3 style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 18px; color: #184f69;\"\u003eCare Information\u003c\/h3\u003e\n\n\u003ctable style=\"width: 100%; border-collapse: separate; border-spacing: 10px 10px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%; background-color: #eceff1; border: 1px solid #cfd6da; border-radius: 10px; padding: 11px 13px; color: #22323a; vertical-align: top;\"\u003e💡 \u003cstrong style=\"color: #435760;\"\u003eLighting\u003c\/strong\u003e\u003cbr\u003eModerate to High\u003c\/td\u003e\n\u003ctd style=\"width: 50%; background-color: #eceff1; border: 1px solid #cfd6da; border-radius: 10px; padding: 11px 13px; color: #22323a; vertical-align: top;\"\u003e🌊 \u003cstrong style=\"color: #435760;\"\u003eWater Flow\u003c\/strong\u003e\u003cbr\u003eModerate to Strong\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #eceff1; border: 1px solid #cfd6da; border-radius: 10px; padding: 11px 13px; color: #22323a; vertical-align: top;\"\u003e📍 \u003cstrong style=\"color: #435760;\"\u003ePlacement\u003c\/strong\u003e\u003cbr\u003eRefugium or nutrient export zones\u003c\/td\u003e\n\u003ctd style=\"background-color: #eceff1; border: 1px solid #cfd6da; border-radius: 10px; padding: 11px 13px; color: #22323a; vertical-align: top;\"\u003e⚙️ \u003cstrong style=\"color: #435760;\"\u003eCare Level\u003c\/strong\u003e\u003cbr\u003eVery Easy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #eceff1; border: 1px solid #cfd6da; border-radius: 10px; padding: 11px 13px; color: #22323a; vertical-align: top;\"\u003e📈 \u003cstrong style=\"color: #435760;\"\u003eGrowth Rate\u003c\/strong\u003e\u003cbr\u003eFast\u003c\/td\u003e\n\u003ctd style=\"background-color: #eceff1; border: 1px solid #cfd6da; border-radius: 10px; padding: 11px 13px; color: #22323a; vertical-align: top;\"\u003e🧪 \u003cstrong style=\"color: #435760;\"\u003eNutrient Uptake\u003c\/strong\u003e\u003cbr\u003eHigh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 18px 0;\"\u003e\n\n\u003ch3 style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 18px; color: #6a6b58;\"\u003eSpecial Considerations\u003c\/h3\u003e\n\n\u003cdiv style=\"background-color: #faf8ee; border: 1px solid #e6e1c9; border-left: 4px solid #b7ad78; border-radius: 10px; padding: 13px 15px; color: #22323a;\"\u003e\nUnlike typical Chaetomorpha that floats freely, this form grows anchored directly to reef rock. This prevents loose clumps from clogging pumps or drifting through filtration systems while still providing strong nutrient export. Regular harvesting encourages continued growth and maintains optimal nutrient removal.\n\u003c\/div\u003e\n\n\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 18px 0;\"\u003e\n\n\u003ch3 style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 18px; color: #123844;\"\u003e🌱 Propagation\u003c\/h3\u003e\n\n\u003cp style=\"margin: 0 0 8px 0; color: #22323a; line-height: 1.7;\"\u003eChaetomorpha spreads through fragmentation and filament expansion:\u003c\/p\u003e\n\n\u003cul style=\"margin-top: 0; padding-left: 18px; color: #22323a; line-height: 1.7;\"\u003e\n\u003cli\u003eLoose strands may grow into new clusters in high light and flow\u003c\/li\u003e\n\u003cli\u003eColonies expand outward across rock surfaces\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHarvesting portions promotes continued growth and nutrient uptake\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 18px 0;\"\u003e\n\n\u003ch3 style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 18px; color: #123844;\"\u003eLearn More\u003c\/h3\u003e\n\n\u003cp style=\"margin: 0; color: #22323a; line-height: 1.7;\"\u003e\nFor detailed species information, compatibility, and care tips, visit our \n\u003cstrong\u003e\u003ca style=\"color: #1d5c78;\" href=\"https:\/\/www.macroalgaefarms.com\/pages\/species-library\"\u003eSpecies Library\u003c\/a\u003e\u003c\/strong\u003e.\n\u003c\/p\u003e\n\n\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 24px 0;\"\u003e\n\n\u003cdiv style=\"background-color: #f6f8f9; border: 1px solid #dde4e7; border-left: 4px solid #8a98a0; border-radius: 10px; padding: 13px 15px; font-size: 13px; color: #607078; line-height: 1.65;\"\u003e\n\u003cstrong style=\"color: #46545b;\"\u003eLivestock Disclaimer\u003c\/strong\u003e\n\n\u003cp style=\"margin: 8px 0 10px 0;\"\u003e\nDue to natural variation between specimens and species within a genus, the item you receive may not appear exactly like the one pictured. Photographs are representative examples of the species or growth form.\n\u003c\/p\u003e\n\n\u003cp style=\"margin: 0 0 10px 0;\"\u003e\nIndividual specimens may vary in size, shape, coloration, and growth pattern depending on age, lighting conditions, and environmental factors.\n\u003c\/p\u003e\n\n\u003cp style=\"margin: 0;\"\u003e\nApproximate size ranges are provided for reference but may differ slightly from the specimen received.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Macroalgae Farms","offers":[{"title":"Small Rock Colony","offer_id":44370709152003,"sku":null,"price":24.99,"currency_code":"USD","in_stock":false},{"title":"Large Rock Colony","offer_id":44370709184771,"sku":null,"price":79.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/7151\/7699\/files\/RockChaeto-CoverPhoto_9d200d12-583b-4688-a103-0e57edd34ade.jpg?v=1772993454","url":"https:\/\/www.macroalgaefarms.com\/products\/rock-chaetomorpha-refugium-macroalgae-chae","provider":"Macroalgae Farms","version":"1.0","type":"link"}