{"product_id":"red-razorback-macroalgae","title":"Red Razorback Macroalgae","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta content=\"width=device-width, initial-scale=1.0\" name=\"viewport\"\u003e\u003c\/p\u003e\n\u003ch2\u003eRed Razorback Macroalgae\u003c\/h2\u003e\n\u003cp\u003eRed Razorback Macroalgae (\u003cem\u003eAmansia sp., provisionally\u003c\/em\u003e) is a rare and visually striking Australian red macroalgae that brings extraordinary texture and structure to the reef display. Its defining feature is immediately apparent — \u003cstrong\u003eflat, pinnate blades arranged along central stems like feathers, each one edged with dramatic razor-sharp serrations\u003c\/strong\u003e that run the full length of every margin. The combination of that precise, tooth-like fringing against the deep crimson red body creates a visual complexity and detail that very few macroalgae can match.\u003c\/p\u003e\n\u003cp\u003eIn the tank, Red Razorback grows into a dense, full, bushy form — multiple stems producing their pinnate blade arrangements in a rich overlapping mass of deep red. Under reef lighting the serrated edges catch light differently from the blade surface, creating a subtle two-tone effect that adds remarkable depth to the display. In moderate flow the blades move gently and independently, adding constant living animation to the aquascape.\u003c\/p\u003e\n\u003cp\u003eSourced from Australian waters and rarely encountered in the hobby, Red Razorback is a genuine collector's specimen — a macroalgae with the kind of structural detail and visual complexity that rewards close inspection and never gets old.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #1a5a61;\"\u003eAvailable Options\u003c\/h3\u003e\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=\"color: #1a5a61; margin-bottom: 6px;\"\u003e\u003cstrong\u003eStarter Plant\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYounger specimen with established pinnate blade structure and full crimson coloration\u003c\/li\u003e\n\u003cli\u003eIdeal for grow-out or adding to a display with room to develop into a full bushy colony\u003c\/li\u003e\n\u003cli\u003eA rare opportunity to acquire this Australian species at an accessible entry size\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\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=\"color: #1a5a61; margin-bottom: 6px;\"\u003e\u003cstrong\u003eMature Colony\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFully developed specimen with dense, overlapping pinnate blade arrangement\u003c\/li\u003e\n\u003cli\u003eMaximum structural complexity and rich red coloration on full display from day one\u003c\/li\u003e\n\u003cli\u003eReady to place directly into your system as an immediate centerpiece\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #184f69;\"\u003eCare Information\u003c\/h3\u003e\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: #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 — full spectrum recommended\u003c\/td\u003e\n\u003ctd style=\"width: 50%; background: #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\u003eLow to Moderate, gentle and indirect\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #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\u003eRock-mounted — mid to lower display zones\u003c\/td\u003e\n\u003ctd style=\"background: #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\u003eModerate — stable parameters recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #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\u003eModerate — controlled and non-invasive\u003c\/td\u003e\n\u003ctd style=\"background: #eceff1; border: 1px solid #cfd6da; border-radius: 10px; padding: 11px 13px; color: #22323a; vertical-align: top;\"\u003e🧪 \u003cstrong style=\"color: #435760;\"\u003eNutrient Export\u003c\/strong\u003e\u003cbr\u003eModerate nitrate and phosphate uptake\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #6a6b58;\"\u003eSpecial Considerations\u003c\/h3\u003e\n\u003cdiv style=\"background: #faf8ee; border: 1px solid #e6e1c9; border-left: 4px solid #b7ad78; border-radius: 10px; padding: 13px 15px; color: #22323a;\"\u003e\n\u003cstrong\u003eRed Razorback performs best in stable, established systems with consistent water parameters and gentle indirect flow.\u003c\/strong\u003e The pinnate blade structure can trap detritus in low flow areas — ensure adequate gentle circulation around the specimen. Keep away from aggressive herbivores including urchins and large tangs that will graze on the blades. Supplement with iron and iodine as part of a regular micronutrient dosing schedule to maintain the rich red coloration. Handle gently during placement to avoid breaking the delicate pinnate blade arrangements.\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #123844;\"\u003e🔍 Aquarium Insights\u003c\/h3\u003e\n\u003cp\u003eRed Razorback is a standout addition to any reef or macro display:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe razor-sharp serrated blade edges create a level of structural detail and visual complexity rarely seen in display macroalgae\u003c\/li\u003e\n\u003cli\u003eThe dense pinnate arrangement builds into a rich, full colony that becomes more impressive over time\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eA rare Australian collector's specimen — functional, beautiful, and genuinely hard to source anywhere else\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3 style=\"color: #123844;\"\u003eLearn More\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 0;\"\u003eFor detailed species information, compatibility, and care tips, visit our \u003cstrong\u003e\u003ca style=\"color: #1d5c78;\" href=\"https:\/\/www.macroalgaefarms.com\/pages\/species-library\"\u003eSpecies Library\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr style=\"margin: 24px 0;\"\u003e\n\u003cdiv style=\"background: #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\u003cp style=\"margin: 8px 0 10px;\"\u003eDue to natural variation, the specimen you receive may vary slightly in blade arrangement, coloration, and size. Photographs are representative examples.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px;\"\u003eIndividual specimens may display differences depending on lighting, flow, and tank conditions.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eSize and appearance are provided as general guidelines and may vary slightly from the specimen received.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Macroalgae Farms","offers":[{"title":"Full Starter Plant","offer_id":47957588934915,"sku":"S13","price":29.99,"currency_code":"USD","in_stock":true},{"title":"Mature Colony","offer_id":47957588967683,"sku":"S13","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/7151\/7699\/files\/hf_20260420_020106_bda2e8ee-ac64-4a18-817b-979add789838_1.png?v=1776651819","url":"https:\/\/www.macroalgaefarms.com\/products\/red-razorback-macroalgae","provider":"Macroalgae Farms","version":"1.0","type":"link"}