{"product_id":"xanthic-lieutenant-tang-acanthurus-tennentii-large","title":"Xanthic Lieutenant Tang (Acanthurus tennentii) - Large","description":"\u003cp data-start=\"0\" data-end=\"73\"\u003e\u003cstrong data-start=\"0\" data-end=\"73\"\u003eXanthic Lieutenant Tang – \u003cem data-start=\"28\" data-end=\"50\"\u003eAcanthurus tennentii\u003c\/em\u003e (Collector’s Corner)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"75\" data-end=\"615\"\u003e\u003cem data-start=\"75\" data-end=\"97\"\u003eAcanthurus tennentii\u003c\/em\u003e, commonly known as the \u003cstrong data-start=\"121\" data-end=\"140\"\u003eLieutenant Tang\u003c\/strong\u003e, is already a respected large surgeonfish admired for its elegant profile and flowing finnage, but true xanthic specimens elevate the species into an entirely different category of rarity. This aberrant individual displays a dramatic reduction or alteration of normal pigmentation, replacing the species’ conventional darker tones with luminous yellow to golden coloration that immediately transforms its appearance into something unmistakably exotic and highly collectible.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"982\"\u003eUnlike selectively bred freshwater morphs, xanthic marine tangs occur as exceptionally rare natural pigmentation anomalies, making each specimen effectively one-of-one in presentation. The contrast between the glowing yellow body and the species’ naturally sleek shape creates a surreal, almost unreal aesthetic that stands apart even within elite tang collections.\u003c\/p\u003e\n\u003cp data-start=\"984\" data-end=\"1350\"\u003eWhat makes xanthic surgeonfish particularly desirable is their instant visual impact. No explanation is needed—the rarity is immediately obvious at first glance. Well-balanced coloration, clean finnage, and stable condition dramatically increase collector value, especially in larger specimens where the aberrant pigmentation is fully developed and evenly expressed.\u003c\/p\u003e\n\u003cp data-start=\"1352\" data-end=\"1693\"\u003e\u003cstrong data-start=\"1352\" data-end=\"1373\"\u003eCollector’s Note:\u003c\/strong\u003e\u003cbr data-start=\"1373\" data-end=\"1376\"\u003eTrue xanthic \u003cem data-start=\"1389\" data-end=\"1411\"\u003eAcanthurus tennentii\u003c\/em\u003e specimens are extraordinarily uncommon in the marine aquarium trade and are seldom encountered in export. Individuals displaying strong, stable yellow pigmentation across the body and fins are considered ultra-rare collector pieces with significant visual and rarity-driven appeal.\u003c\/p\u003e\n\u003cp data-start=\"1695\" data-end=\"2616\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1695\" data-end=\"1708\"\u003eLighting:\u003c\/strong\u003e Moderate to high; strong reef lighting enhances contrast and overall coloration\u003cbr data-start=\"1788\" data-end=\"1791\"\u003e\u003cstrong data-start=\"1791\" data-end=\"1800\"\u003eFlow:\u003c\/strong\u003e High; thrives in strong, well-oxygenated water movement\u003cbr data-start=\"1856\" data-end=\"1859\"\u003e\u003cstrong data-start=\"1859\" data-end=\"1873\"\u003ePlacement:\u003c\/strong\u003e Active swimmer occupying mid to upper water column with extensive open swimming space\u003cbr data-start=\"1959\" data-end=\"1962\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1962\" data-end=\"1978\"\u003eTemperature:\u003c\/strong\u003e 75–80°F (24–27°C)\u003cbr data-start=\"1996\" data-end=\"1999\"\u003e\u003cstrong data-start=\"1999\" data-end=\"2012\"\u003eSalinity:\u003c\/strong\u003e 1.0265 SG (35 PPT)\u003cbr data-start=\"2031\" data-end=\"2034\"\u003e\u003cstrong data-start=\"2034\" data-end=\"2041\"\u003epH:\u003c\/strong\u003e 8.1–8.4\u003cbr data-start=\"2049\" data-end=\"2052\"\u003e\u003cstrong data-start=\"2052\" data-end=\"2067\"\u003eAlkalinity:\u003c\/strong\u003e 8–10 dKH\u003cbr data-start=\"2076\" data-end=\"2079\"\u003e\u003cstrong data-start=\"2079\" data-end=\"2088\"\u003eDiet:\u003c\/strong\u003e Herbivorous; requires a diet rich in marine algae, nori, and high-quality herbivore preparations, supplemented with frozen foods\u003cbr data-start=\"2217\" data-end=\"2220\"\u003e\u003cstrong data-start=\"2220\" data-end=\"2235\"\u003eAggression:\u003c\/strong\u003e Semi-aggressive; may become territorial toward other tangs, particularly in confined systems\u003cbr data-start=\"2328\" data-end=\"2331\"\u003e\u003cstrong data-start=\"2331\" data-end=\"2346\"\u003eAdult Size:\u003c\/strong\u003e Up to 30 cm\u003cbr data-start=\"2358\" data-end=\"2361\"\u003e\u003cstrong data-start=\"2361\" data-end=\"2376\"\u003eCare Level:\u003c\/strong\u003e Intermediate to Advanced – requires spacious aquariums, strong filtration, and stable water quality\u003cbr data-start=\"2476\" data-end=\"2479\"\u003e\u003cstrong data-start=\"2479\" data-end=\"2497\"\u003eCompatibility:\u003c\/strong\u003e Reef-safe; best suited for large reef or fish-only systems with ample swimming space and carefully selected tank mates\u003c\/p\u003e","brand":"Reeflections","offers":[{"title":"Default Title","offer_id":48769829011713,"sku":null,"price":6200.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0558\/2592\/4245\/files\/Screenshot2026-05-14at12.27.42.png?v=1778752506","url":"https:\/\/reeflections.me\/products\/xanthic-lieutenant-tang-acanthurus-tennentii-large","provider":"Reeflections","version":"1.0","type":"link"}