{"product_id":"gray-angelfish-adult-pomacanthus-arcuatus","title":"Gray Angelfish - Adult - Pomacanthus arcuatus","description":"\u003cp class=\"p1\"\u003eThe Adult Gray Angelfish (\u003cspan class=\"s1\"\u003e\u003ci\u003ePomacanthus arcuatus\u003c\/i\u003e\u003c\/span\u003e) is a large Atlantic angelfish known for its dark gray body, subtle scale patterning, and bold personality. Native to the Caribbean and Western Atlantic, this species inhabits reef walls, rocky shorelines, and sponge-rich reef environments where it spends much of the day grazing on algae, sponges, and benthic organisms.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAdult Gray Angelfish develop a more subdued but impressive appearance compared to their juvenile coloration, featuring dark gray to charcoal bodies accented with lighter edging along the scales. Their size, activity level, and constant grazing behavior make them a commanding centerpiece fish for large marine aquariums.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eCare Requirements\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eCare Level:\u003c\/b\u003e Moderate to Advanced – Requires excellent filtration and significant swimming space\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMinimum Tank Size:\u003c\/b\u003e\u003c\/span\u003e 180+ gallons\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eAquarium Setup:\u003c\/b\u003e\u003c\/span\u003e Large established aquarium with extensive rockwork, open swimming areas, and strong filtration\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eGray Angelfish require a mature aquarium with abundant rock surfaces for grazing along with large open areas to accommodate their active swimming behavior.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eDiet \u0026amp; Nutrition\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eGray Angelfish are omnivores that naturally consume sponges, algae, tunicates, and various benthic organisms throughout the reef.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eDiet:\u003c\/b\u003e Omnivore – Requires sponge-based foods and varied nutrition\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eRecommended Foods:\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSponge-based angelfish preparations\u003c\/li\u003e\n\u003cli\u003eSpirulina and marine algae\u003c\/li\u003e\n\u003cli\u003eMysis shrimp and chopped seafood\u003c\/li\u003e\n\u003cli\u003eHigh-quality marine pellets\u003c\/li\u003e\n\u003cli\u003eFrozen omnivore blends\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eA varied diet rich in sponge material helps maintain long-term health, coloration, and immune function in larger angelfish species.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eLifespan \u0026amp; Growth Rate\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eLifespan:\u003c\/b\u003e\u003cspan class=\"s2\"\u003e 15–20+ years\u003cbr\u003e\u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eGrowth Rate:\u003c\/b\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e Moderate to Fast\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAdult Gray Angelfish can eventually reach well over 12 inches in captivity and require long-term planning for proper housing and filtration capacity.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eTemperament \u0026amp; Compatibility\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eTemperament:\u003c\/b\u003e Semi-Aggressive – Territorial with maturity\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eReef Safe?\u003c\/b\u003e\u003c\/span\u003e No (with caution)\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eGray Angelfish may become territorial toward other angelfish or similarly shaped fish as they mature. They are generally best housed with larger, semi-aggressive tank mates capable of handling their presence.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThis species is not considered reef safe, as it may nip at soft corals, LPS corals, zoanthids, clam mantles, and sponge-based invertebrates.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eCommon Challenges \u0026amp; Considerations\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eLarge Adult Size:\u003c\/b\u003e\u003cbr\u003eThis species grows into a large, active fish that requires substantial swimming room and strong nutrient export systems.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eCoral Nipping:\u003c\/b\u003e\u003cbr\u003eCoral and clam mantle nipping should be expected in most reef environments.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eWaste Production:\u003c\/b\u003e\u003cbr\u003eLarge angelfish produce significant waste and require robust filtration and maintenance routines.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eTerritorial Behavior:\u003c\/b\u003e\u003cbr\u003eAggression may increase considerably as the fish matures, particularly toward other angelfish species.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eWater Conditions\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eTemperature:\u003c\/b\u003e\u003cspan class=\"s2\"\u003e 75–77°F\u003cbr\u003e\u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003edKH (Alkalinity):\u003c\/b\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e 8–9\u003cbr\u003e\u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003epH:\u003c\/b\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e 8.1–8.3\u003cbr\u003e\u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eSpecific Gravity:\u003c\/b\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e 1.024–1.026\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eStable water chemistry, strong oxygenation, and efficient filtration are essential for supporting the long-term health and growth of large angelfish species like the Gray Angelfish.\u003c\/p\u003e","brand":"TSA Fish","offers":[{"title":"Small","offer_id":50785094369578,"sku":"ANGELxGrayS","price":63.99,"currency_code":"USD","in_stock":false},{"title":"Medium","offer_id":50785094402346,"sku":"ANGELxGrayM","price":67.99,"currency_code":"USD","in_stock":false},{"title":"Large","offer_id":50785094435114,"sku":"ANGELxGrayL","price":79.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tsa-fish-gray-angelfish-adult-pomacanthus-arcuatus-1239011114.png?v=1779060190","url":"https:\/\/topshelfaquatics.com\/products\/gray-angelfish-adult-pomacanthus-arcuatus","provider":"Top Shelf Aquatics ","version":"1.0","type":"link"}