{"product_id":"queen-angelfish-juvenile","title":"Queen Angelfish - Juvenile - Holacanthus ciliaris","description":"\u003cp class=\"p1\"\u003eThe Juvenile Queen Angelfish (\u003cspan class=\"s1\"\u003e\u003ci\u003eHolacanthus ciliaris\u003c\/i\u003e\u003c\/span\u003e) is one of the most recognizable angelfish in the marine aquarium hobby, featuring electric blue bodies accented with vibrant yellow markings and curved blue striping during its juvenile stage. Native to the Caribbean and Western Atlantic, juveniles are commonly found inhabiting shallow reef structures, mangroves, and rocky shorelines where they shelter among crevices and coral formations.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAs they mature, Queen Angelfish develop into stunning adults with brilliant blue and yellow coloration, flowing finnage, and the signature “crown” pattern on the forehead that gives the species its name. Their active swimming behavior and bold personality make them a true 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 water quality and long-term space planning\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 room, and strong filtration\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eJuvenile Queen Angelfish benefit from plenty of caves and rock structures for grazing and shelter while still requiring substantial open swimming space as they mature into active adults.\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\"\u003eQueen Angelfish are omnivores that naturally feed on sponges, tunicates, algae, 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\u003eMysis shrimp and chopped seafood\u003c\/li\u003e\n\u003cli\u003eSpirulina and marine algae\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\"\u003eFrequent varied feedings help support healthy growth, coloration, and immune function. Sponge material is especially important for long-term success with 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\"\u003eJuvenile Queen Angelfish can grow quickly in stable systems and may eventually exceed 15 inches in captivity, requiring careful long-term planning.\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 – Can become territorial with age\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\"\u003eWhile juveniles are often less aggressive initially, adults may become dominant toward smaller fish, other angelfish, and similarly shaped species.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eQueen Angelfish are not considered reef safe, as they commonly nip at soft corals, LPS corals, clam mantles, zoanthids, 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 very large, active fish that requires substantial swimming space and strong filtration.\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 aquariums.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eTerritorial Behavior:\u003c\/b\u003e\u003cbr\u003eAggression may increase significantly as the fish matures.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eNutritional Requirements:\u003c\/b\u003e\u003cbr\u003eA poor or limited diet lacking sponge material can lead to long-term health issues and coloration loss.\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, excellent oxygenation, and strong nutrient export are important for maintaining healthy growth and vibrant coloration in large angelfish species.\u003c\/p\u003e","brand":"TSA Fish","offers":[{"title":"Small","offer_id":50785098432810,"sku":"ANGELxQueenJuvS","price":239.99,"currency_code":"USD","in_stock":false},{"title":"Medium","offer_id":50785098465578,"sku":"ANGELxQueenJuvM","price":251.99,"currency_code":"USD","in_stock":true},{"title":"Large","offer_id":50785098498346,"sku":"ANGELxQueenJuvL","price":371.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tsa-fish-queen-angelfish-juvenile-holacanthus-ciliaris-1238997747.png?v=1779053080","url":"https:\/\/topshelfaquatics.com\/products\/queen-angelfish-juvenile","provider":"Top Shelf Aquatics ","version":"1.0","type":"link"}