{"product_id":"orange-tube-anemone-cerianthus-membranaceus","title":"Orange Tube Anemone (Cerianthus Membranaceus)","description":"\u003cp style=\"margin: 1em 0;\"\u003eThe Orange Tube Anemone (Cerianthus membranaceus) is a visually captivating marine invertebrate renowned for its vibrant, flowing orange tentacles and unique burrowing behavior. Unlike true sea anemones, this non-photosynthetic species constructs a protective fibrous tube deep within the substrate, displaying two distinct whorls of non-retractable tentacles for capturing food.\u003c\/p\u003e\n\u003cp style=\"margin: 1em 0;\"\u003eIdeal for dedicated saltwater aquariums with a deep sand bed, this predatory carnivore thrives on regular spot-feeding of meaty seafood such as mysis shrimp and chopped silversides. It adds dramatic movement and brilliant coloration to moderate-flow systems without requiring intense lighting.\u003c\/p\u003e\n\u003ch3 style=\"margin: 1.25em 0 0.5em;\"\u003eKey Features\u003c\/h3\u003e\n\u003ctable class=\"pu-table\" style=\"width: 100%; border-collapse: separate; border-spacing: 0; border: 0; box-shadow: none; outline: none; background: none; table-layout: fixed; margin: 0 0 1em;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eScientific Name\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eCerianthus membranaceus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eCommon Name\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eOrange Tube Anemone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eOther Common Names\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eColoured Tube Anemone, Cylinder Anemone, Tube Dwelling Anemone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eIndo-Pacific, Mediterranean Sea, Northeastern Atlantic Ocean\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eMaximum Size\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eUp to 40 cm in the wild; 20-25 cm common in aquaria\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eTemperament\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eSemi-Aggressive \/ Predatory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eDiet\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eCarnivore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eSubstrate Requirement\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003e10-15 cm deep sand bed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eReef Safe\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eCare Level\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eModerate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eLighting\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003eLow to Moderate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0.75em 0.4em 0; opacity: 0.65; vertical-align: top;\"\u003eWater Flow\u003c\/td\u003e\n\u003ctd style=\"border: 0; padding: 0.4em 0; vertical-align: top;\"\u003eModerate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"margin: 1.25em 0 0.5em;\"\u003eHighlights\u003c\/h3\u003e\n\u003ch3\u003eQuick Facts\u003c\/h3\u003e\n\u003cul style=\"margin: 1em 0;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eScientific Name:\u003c\/strong\u003e Cerianthus membranaceus\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Common Name:\u003c\/strong\u003e Orange Tube Anemone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther Common Names:\u003c\/strong\u003e Coloured Tube Anemone, Cylinder Anemone, Tube Dwelling Anemone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Indo-Pacific, Mediterranean Sea, Northeastern Atlantic Ocean\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Size (Oral Disc Diameter):\u003c\/strong\u003e Up to 16 inches (40 cm) in the wild; 8-10 inches (20-25 cm) common in aquaria\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Semi-Aggressive \/ Predatory (\u003cstrong\u003eHas a strong sting\u003c\/strong\u003e)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e Carnivore (Requires spot-feeding)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Tank Size:\u003c\/strong\u003e 55+ Gallons (Must have a 4-6 inch deep sand bed)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReef Compatibility:\u003c\/strong\u003e No (Will sting corals and eat small inverts)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCare Level:\u003c\/strong\u003e Moderate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin: 1.25em 0 0.5em;\"\u003eMaterials \u0026amp; care\u003c\/h3\u003e\n\u003ch4\u003eDiet \u0026amp; Compatibility:\u003c\/h4\u003e\n\u003cul style=\"margin: 1em 0;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e This anemone is a dedicated \u003cstrong\u003eCarnivore\u003c\/strong\u003e and non-photosynthetic. It must be regularly fed to thrive. In the wild, it captures plankton, small crustaceans, and even small fish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeeding:\u003c\/strong\u003e It requires regular, supplemental spot-feeding of meaty foods. Feed a mix of mysis shrimp, finely chopped silversides, raw clam, or other meaty seafood several times per week. Target feed the anemone by placing the food directly onto the long tentacles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReef Compatibility:\u003c\/strong\u003e It is Not Reef Safe. While stationary once established in its tube, its tentacles possess a strong sting capable of killing and severely irritating corals and delicate invertebrates, particularly when the current causes the tentacles to sweep the surrounding area. It is best placed in a dedicated \u003cstrong\u003eFish Only With Live Rock (FOWLR)\u003c\/strong\u003e system with ample space away from all corals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e It is Semi-Aggressive \/ Predatory. It is generally peaceful toward tankmates too large to be consumed, but it will sting and eat small, slow-moving fish (especially those that hover near the sand bed), ornamental shrimp, and small crabs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHabitat Requirements:\u003c\/strong\u003e The most crucial requirement is a deep sand bed of fine, soft substrate, ideally 4-6 inches (10-15 cm) deep, to allow the anemone to construct and fully bury its protective tube. The anemone prefers Moderate to Low lighting and Moderate water flow, though it is highly adaptable and will usually find a shaded, comfortable spot in the sand.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin: 1.25em 0 0.5em;\"\u003eCompatibility\u003c\/h3\u003e\n\u003cp style=\"margin: 1em 0;\"\u003eBest kept in a Fish Only With Live Rock (FOWLR) system with plenty of open sand bed space. Not compatible with delicate corals, slow-moving bottom-dwelling fish, or small ornamental shrimp and crabs due to its potent sting and predatory nature.\u003c\/p\u003e\n\u003ctable class=\"pu-table\" style=\"width: 100%; border-collapse: separate; border-spacing: 0; border: 0; box-shadow: none; outline: none; background: none; table-layout: fixed; margin: 0;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0;\"\u003e\n\u003ch3 style=\"margin: 1.25em 0 0.5em;\"\u003eFrequently asked questions\u003c\/h3\u003e\n\u003ctable class=\"pu-table\" style=\"width: 100%; border-collapse: separate; border-spacing: 0; border: 0; box-shadow: none; outline: none; background: none; table-layout: fixed; margin: 0 0 1em;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003e\n\u003cdetails class=\"pu-faq\" style=\"padding: 0.45em 0;\"\u003e\n\u003csummary style=\"cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 10px; list-style: none;\"\u003e\u003cstrong\u003eWhat does the Orange Tube Anemone eat?\u003c\/strong\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"18\" height=\"18\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" class=\"pu-faq-c\" style=\"width: 1em; height: 1em; flex: none; opacity: 0.6; transition: transform 0.15s;\"\u003e\u003cpath d=\"M6 9l6 6l6 -6\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\n\u003cp style=\"margin: 0.4em 0 0;\"\u003eIt is a dedicated carnivore that requires regular spot-feeding with meaty foods such as mysis shrimp, raw clam, and finely chopped silversides several times per week.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003e\n\u003cdetails class=\"pu-faq\" style=\"padding: 0.45em 0;\"\u003e\n\u003csummary style=\"cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 10px; list-style: none;\"\u003e\u003cstrong\u003eIs the Orange Tube Anemone reef safe?\u003c\/strong\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"18\" height=\"18\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" class=\"pu-faq-c\" style=\"width: 1em; height: 1em; flex: none; opacity: 0.6; transition: transform 0.15s;\"\u003e\u003cpath d=\"M6 9l6 6l6 -6\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\n\u003cp style=\"margin: 0.4em 0 0;\"\u003eNo, it is not considered reef safe because its tentacles possess a strong sting that can harm corals and capture small fish or ornamental invertebrates.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0; border-bottom: 1px solid color-mix(in srgb,currentColor 12%,transparent);\"\u003e\n\u003cdetails class=\"pu-faq\" style=\"padding: 0.45em 0;\"\u003e\n\u003csummary style=\"cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 10px; list-style: none;\"\u003e\u003cstrong\u003eWhat kind of substrate is required?\u003c\/strong\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"18\" height=\"18\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" class=\"pu-faq-c\" style=\"width: 1em; height: 1em; flex: none; opacity: 0.6; transition: transform 0.15s;\"\u003e\u003cpath d=\"M6 9l6 6l6 -6\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\n\u003cp style=\"margin: 0.4em 0 0;\"\u003eIt requires a deep sand bed of fine, soft substrate measuring 10 to 15 cm deep so it can fully construct and bury its protective tube.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 0; padding: 0;\"\u003e\n\u003cdetails class=\"pu-faq\" style=\"padding: 0.45em 0;\"\u003e\n\u003csummary style=\"cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 10px; list-style: none;\"\u003e\u003cstrong\u003eDoes this anemone require high-intensity lighting?\u003c\/strong\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"18\" height=\"18\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" class=\"pu-faq-c\" style=\"width: 1em; height: 1em; flex: none; opacity: 0.6; transition: transform 0.15s;\"\u003e\u003cpath d=\"M6 9l6 6l6 -6\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\n\u003cp style=\"margin: 0.4em 0 0;\"\u003eNo, it is a non-photosynthetic species that prefers low to moderate lighting and relies entirely on regular feeding for its nutrition.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Fulfillment Information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFish and corals ship Monday through Thursday. Not all fish are sexed. If so it will specify.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOnce your order ships, you will receive an email with your tracking number. Refunds are always issued for any fish not shipped.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlantedPlus operates as a collective of trusted freshwater and saltwater importers. This policy allows us to prioritize animal welfare while maintaining reliable service for our hobbyists.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping Cost Disclosure\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTo help keep ordering live fish online affordable, Planted Plus subsidizes a portion of shipping costs. Because these costs are incurred regardless of order completion, shipping charges are non-refundable.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Planted Plus","offers":[{"title":"Small (5.1-7.6 cm)","offer_id":67625584886010,"sku":"25225","price":82.73,"currency_code":"USD","in_stock":true},{"title":"Medium\/Large (7.6-10.2 cm)","offer_id":67625584918778,"sku":"25226","price":99.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/3745\/5610\/files\/Orange-Tube-Anemone.webp?v=1790979206","url":"https:\/\/plantedplus.com\/products\/orange-tube-anemone-cerianthus-membranaceus","provider":"Planted Plus","version":"1.0","type":"link"}