{"product_id":"mixed-filament-green-macroalgae-hair-algae","title":"Mixed Filament Green Macroalgae (Hair Algae)","description":"\u003ch2 style=\"margin: 0 0 12px 0; font-weight: 800; font-size: 28px; letter-spacing: -0.3px; color: #123844;\"\u003eMixed Filament Green Macroalgae (Hair Algae, Bryopsis)\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 12px 0; color: #22323a; line-height: 1.7;\"\u003eMixed Filament Green Macroalgae includes several species commonly referred to as \u003cstrong\u003ehair algae or bryopsis\u003c\/strong\u003e, forming fine, feather or grass-like strands that create soft, flowing green clusters. In natural reef environments, this algae grows as small tufts across rock and sand surfaces, providing \u003cstrong\u003emicrohabitats for copepods, amphipods, and other reef microorganisms\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 18px 0; color: #22323a; line-height: 1.7;\"\u003eIts extremely fine and flexible structure gives it a soft, hair-like appearance underwater. When maintained intentionally in refugiums or macroalgae systems, it functions as a \u003cstrong\u003ehigh-efficiency nutrient absorber\u003c\/strong\u003e while also serving as a natural grazing source for herbivorous fish and invertebrates.\u003c\/p\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 18px 0;\"\u003e\n\u003ch3 style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 18px; 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=\"margin: 0 0 6px 0; color: #1a5a61;\"\u003e\u003cstrong\u003eGolf Ball Size (\u003cspan\u003e1.5\") \u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; color: #22323a; line-height: 1.7;\"\u003e\n\u003cli\u003eIdeal starter portion \u003c\/li\u003e\n\u003cli\u003eLoose filament cluster\u003c\/li\u003e\n\u003cli\u003eIdeal for refugium seeding or experimentation\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=\"margin: 0 0 6px 0; color: #1a5a61;\"\u003e\u003cstrong\u003eBaseball Size (\u003cspan\u003e3\") \u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin: 0; padding-left: 18px; color: #22323a; line-height: 1.7;\"\u003e\n\u003cli\u003eLarge starter mass for established refugiums\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLarger portion for established systems\u003c\/li\u003e\n\u003cli\u003eIdeal for nutrient export areas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 18px 0;\"\u003e\n\u003ch3 style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 18px; 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-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\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 controlled algae 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\u003eEasy\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\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 18px 0;\"\u003e\n\u003ch3 style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 18px; color: #6a6b58;\"\u003eSpecial Considerations\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #faf8ee; border: 1px solid #e6e1c9; border-left: 4px solid #b7ad78; border-radius: 10px; padding: 13px 15px; color: #22323a;\"\u003eThis macroalgae is recommended for experienced aquarists who intentionally cultivate filamentous algae for biodiversity, nutrient export, or herbivore feeding. Bryopsis-type algae can grow rapidly and may spread beyond intended areas if introduced into display rock structures. It is best maintained in controlled refugium environments or dedicated macroalgae systems by hobbyists who understand and intend to utilize its growth characteristics.\u003c\/div\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 18px 0;\"\u003e\n\u003ch3 style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 18px; color: #123844;\"\u003e🌱 Propagation\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 8px 0; color: #22323a; line-height: 1.7;\"\u003eFilamentous macroalgae spreads through fragmentation and vegetative growth:\u003c\/p\u003e\n\u003cul style=\"margin-top: 0; padding-left: 18px; color: #22323a; line-height: 1.7;\"\u003e\n\u003cli\u003eSmall fragments may attach and grow into new clusters\u003c\/li\u003e\n\u003cli\u003eExisting strands naturally branch and expand\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eGrowth rate increases with higher nutrients and lighting\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 18px 0;\"\u003e\n\u003ch3 style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 18px; color: #123844;\"\u003eLearn More\u003c\/h3\u003e\n\u003cp style=\"margin: 0; color: #22323a; line-height: 1.7;\"\u003eFor detailed species information, compatibility, and care tips, visit our \u003cstrong\u003e\u003ca href=\"https:\/\/www.macroalgaefarms.com\/pages\/species-library\" style=\"color: #1d5c78;\"\u003eSpecies Library\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #dde5e8; margin: 24px 0;\"\u003e\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\u003cp style=\"margin: 8px 0 10px 0;\"\u003eDue 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.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0;\"\u003eIndividual specimens may vary in size, shape, coloration, and growth pattern depending on age, lighting conditions, and environmental factors.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eApproximate size ranges are provided for reference but may differ slightly from the specimen received.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Macroalgae Farms","offers":[{"title":"Golf Ball Size (1.5\")","offer_id":47813142708483,"sku":"(WC)","price":17.99,"currency_code":"USD","in_stock":true},{"title":"Baseball Size (3\")","offer_id":47813142774019,"sku":"(WB)","price":54.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/7151\/7699\/files\/Untitleddesign.jpg?v=1719242392","url":"https:\/\/www.macroalgaefarms.com\/products\/mixed-filament-green-macroalgae-hair-algae","provider":"Macroalgae Farms","version":"1.0","type":"link"}