{"product_id":"orange-shoulder-tang-acanthurus-olivaceus","title":"Orange Shoulder Tang - Acanthurus olivaceus","description":"\u003cp\u003e\u003cstrong\u003eOrange Shoulder Tang (Acanthurus olivaceus)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Orange Shoulder Tang is a striking and active marine surgeonfish recognised for its sleek body shape and distinctive orange marking behind the pectoral fin, which becomes increasingly prominent as the fish matures. Juveniles are much more yellow in appearance, while adults develop deeper grey to olive tones with stronger contrast across the body. Reef safe and highly active, this species is best suited to large, mature marine aquariums with excellent filtration, strong oxygenation and plenty of open swimming space.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e\u003cstrong\u003eCommon Name\u003c\/strong\u003e:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOrange Shoulder Tang, Orangeband Surgeonfish\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eScientific Name (Latin):\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eAcanthurus olivaceus\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eMaximum Size:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eApproximately 35 cm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eWater Type:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eMarine\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eOrigin \/ Natural Habitat:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe Orange Shoulder Tang occurs across tropical Indo-Pacific reef environments and is associated with lagoons, reef flats, seaward reef slopes and areas containing abundant rockwork and algae growth.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt spends much of the day grazing across reef surfaces while moving between open water and areas of shelter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eWater Parameters:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eTemperature: 24–26°C\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003epH Range: 8.1–8.4\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSalinity: SG 1.024–1.026\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eNitrate: Low and stable\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAmmonia\/Nitrite: 0 ppm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eTemperament:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eSemi-Aggressive\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Orange Shoulder Tang is generally peaceful towards unrelated marine fish but can become territorial towards other surgeonfish, particularly similarly shaped Acanthurus species.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt is usually best maintained as the only similar large tang unless the aquarium is exceptionally spacious and introductions are carefully planned.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eDiet:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eHerbivore \/ Algae Grazer\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Orange Shoulder Tang naturally spends much of its time grazing algae and plant-based material from reef surfaces.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIn the aquarium, provide regular access to dried nori, marine algae sheets, spirulina-based foods, quality herbivore pellets and marine flakes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFrozen mysis and other marine foods can also be included as part of a varied diet, but vegetable-based foods should remain an important part of long-term care.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eMinimum Tank Size:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eApproximately 700 litres\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts substantial adult size and highly active swimming behaviour mean the Orange Shoulder Tang requires considerable horizontal swimming space.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eBehaviour \u0026amp; Activity:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe Orange Shoulder Tang is an energetic daytime swimmer that spends much of its time cruising through open water and grazing across rockwork.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eJuveniles and adults differ significantly in appearance, with the characteristic orange shoulder marking developing more strongly as the fish matures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eProvide broad open swimming areas together with secure rockwork, caves and sheltered retreat spaces.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eStrong circulation and excellent oxygenation are particularly beneficial for this active surgeonfish.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eReef Safe:\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"text-decoration: underline;\"\u003eReef Safe\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Orange Shoulder Tang is generally considered reef safe and does not normally damage healthy corals, clams or established ornamental invertebrates.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts natural algae-grazing behaviour can also make it useful in large reef aquariums with sufficient mature rockwork.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eSpecial Requirements or Care Notes:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eProvide a large, mature marine aquarium with excellent filtration, strong oxygenation and extensive open swimming space.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRegular access to marine algae is essential even where natural grazing is available.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLike other surgeonfish, the Orange Shoulder Tang possesses sharp defensive spines near the base of the tail, so care should be taken during handling and aquarium maintenance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAvoid keeping it with highly aggressive tankmates or multiple similarly shaped Acanthurus tangs unless the aquarium provides exceptional space.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSurgeonfish can be susceptible to external parasites and transport-related stress, so careful acclimation, quarantine and stable water chemistry are strongly recommended.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts considerable adult size and long-term swimming requirements should be fully considered before purchase.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eSuitable for:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eIntermediate to Experienced\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e\u003cstrong\u003eAvailability\u003c\/strong\u003e:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAvailability can vary depending on season, collection area and supplier.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eAll images are a visual representation of the fish you will receive, made to be as accurate as possible. Please note that Mother Nature is a wonderful thing, and variation in patterns and colours will occur — that is part of the unique beauty of these animals.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"Aqua Group","offers":[{"title":"Small","offer_id":50536957903021,"sku":"AG-104824","price":55.0,"currency_code":"GBP","in_stock":false},{"title":"Medium","offer_id":50536957935789,"sku":"AG-104825","price":75.0,"currency_code":"GBP","in_stock":false},{"title":"Large","offer_id":50536498659501,"sku":"AG-104823","price":115.0,"currency_code":"GBP","in_stock":false},{"title":"X-Large","offer_id":50536957968557,"sku":"AG-101763","price":145.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0543\/0391\/6205\/files\/OrangeShoulderTang-Acanthurusolivaceus.jpg?v=1790264020","url":"https:\/\/aquagroup.co.uk\/products\/orange-shoulder-tang-acanthurus-olivaceus","provider":"Aqua Group","version":"1.0","type":"link"}