{"product_id":"black-white-heniochus-butterflyfish","title":"Black \u0026 White Heniochus Butterflyfish","description":"\u003cp\u003eThe Black \u0026amp; White Heniochus Butterflyfish (\u003cem\u003eHeniochus acuminatus\u003c\/em\u003e) is recognized by bold black diagonal bands over a white body, yellow rear fins, and a long white dorsal pennant. Its deep, laterally compressed body moves easily around reef structure, while its mouth and feeding behavior reflect the foods it searches for in nature. Color intensity and markings vary naturally with age, origin, lighting, and individual condition. An attractive purchase-size specimen still needs housing planned for the mature fish.\u003c\/p\u003e\n\u003cp\u003eNative to Indo-Pacific, this butterflyfish is associated with reef slopes, lagoons, and structured reef surfaces that offer shelter and browsing opportunities. Black \u0026amp; White Heniochus is not the schooling \u003cem\u003eHeniochus diphreutes\u003c\/em\u003e. Do not transfer the latter species' better reef reputation to this benthic-feeding bannerfish. Understanding that feeding ecology is central to selecting a suitable aquarium, rather than assuming that every butterflyfish has the same requirements.\u003c\/p\u003e\n\u003cp\u003eAdult size can reach approximately \u003cstrong\u003e9.8 inches (25 cm)\u003c\/strong\u003e. Plan a mature aquarium of at least \u003cstrong\u003e125 gallons\u003c\/strong\u003e, with enough length, turning room, and sheltered structure for normal activity. Established individuals can become engaging display fish when their space, food, and compatibility needs are met. Its adult care requirements apply regardless of the size or color phase at purchase.\u003c\/p\u003e\u003ch2\u003eQuick Care Guide\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCare Level:\u003c\/strong\u003e Moderate\u003cbr\u003e\u003cstrong\u003eMinimum Tank Size:\u003c\/strong\u003e 125 Gallons\u003cbr\u003e\u003cstrong\u003eAdult Size:\u003c\/strong\u003e Up to 9.8 inches (25 cm)\u003cbr\u003e\u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful\u003cbr\u003e\u003cstrong\u003eDiet:\u003c\/strong\u003e Omnivore\u003cbr\u003e\u003cstrong\u003eReef Safe:\u003c\/strong\u003e No\u003cbr\u003e\u003cstrong\u003eRegion:\u003c\/strong\u003e Indo-Pacific\u003cbr\u003e\u003cstrong\u003eScientific Name:\u003c\/strong\u003e \u003cem\u003eHeniochus acuminatus\u003c\/em\u003e\u003c\/p\u003e\u003ch2\u003eTank Requirements\u003c\/h2\u003e\u003cp\u003eProvide a fully cycled, established saltwater aquarium of at least 125 gallons for an adult. Its substantial body depth requires broad turning space, not simply a tall column of water. Additional active or territorial residents require more room than a single-fish minimum.\u003c\/p\u003e\n\u003cp\u003eArrange stable rockwork into caves, overhangs, and sheltered passages, leaving open swimming space in front of and above the main structures. The fish should be able to turn and retreat without scraping its sides, fins, or snout. Several routes around each structure reduce the chance of being trapped by a dominant neighbor.\u003c\/p\u003e\n\u003cp\u003eMature surfaces provide useful browsing opportunities, but they should complement a complete feeding plan rather than being treated as an unlimited food source.\u003c\/p\u003e\n\u003cp\u003eA clean sand bed is suitable, but this butterflyfish does not require deep substrate for burial like a leopard wrasse. Prioritize secure rockwork, accessible food, and usable swimming space. Keep loose coral fragments and sharp decorations away from frequently used routes.\u003c\/p\u003e\n\u003cp\u003eMaintain good water movement and oxygenation with calmer areas around shelters and feeding positions. Food should not be swept away so quickly that the fish cannot inspect and capture it. Efficient biological filtration, regular waste removal, and appropriate protein skimming support frequent feeding.\u003c\/p\u003e\n\u003cp\u003eUse a well-fitted cover and protect overflow openings. Although butterflyfish are not usually described as habitual jumpers, startled fish can escape or become trapped around exposed plumbing. Keep equipment and maintenance movements predictable during the first days of acclimation.\u003c\/p\u003e\n\u003cp\u003eAllow the new arrival to establish a secure retreat and a predictable feeding route. Avoid repeatedly dismantling rockwork to make a shy fish visible.\u003c\/p\u003e\n\u003cp\u003eThe stated volume does not automatically support a group or pair. A second butterflyfish can add direct competition for feeding surfaces and shelter. Plan social space and separation options before adding similarly shaped residents.\u003c\/p\u003e\u003ch2\u003eDiet and Feeding\u003c\/h2\u003e\u003cp\u003eThe Black \u0026amp; White Heniochus Butterflyfish browses for a mixture of animal foods and other edible reef material. Provide varied marine-based nutrition rather than relying on one easily accepted frozen item.\u003c\/p\u003e\n\u003cp\u003eWatch the individual eat and swallow. Interest in food, pecking at rock, or occasional contact with a feeding clip does not show how much nutrition it receives.\u003c\/p\u003e\n\u003cp\u003eOffer a varied selection that includes:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eFrozen mysis shrimp\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eEnriched brine shrimp\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eFinely chopped clam, mussel, and shrimp\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eBalanced frozen marine omnivore preparations\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eSuitable marine pellets when accepted\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eMarine algae or spirulina-based foods as part of a varied menu\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eProvide two to three small meals daily, adjusting portions to age, body condition, and actual consumption. Small repeated opportunities are usually more useful than one oversized feeding.\u003c\/p\u003e\n\u003cp\u003eUse several feeding locations and include positions near shelter. A fish that remains hidden whenever food enters the aquarium may need reduced competition or a calmer introduction area.\u003c\/p\u003e\n\u003cp\u003eIntroduce new food textures gradually while continuing dependable items. Appetite after establishment does not justify narrowing the entire menu to one favorite food.\u003c\/p\u003e\n\u003cp\u003eInclude appropriate vegetable material as part of the rotation, while maintaining sufficient marine animal foods. Algae sheets alone are not a complete butterflyfish diet.\u003c\/p\u003e\n\u003cp\u003eCheck the abdomen and overall body condition frequently. A pinched belly, reduced browsing, repeated food rejection, or exclusion from every feeding point calls for prompt assessment of food access and water conditions. Do not assume that an active fish is necessarily eating enough.\u003c\/p\u003e\n\u003cp\u003eAvoid exclusive reliance on unenriched brine shrimp or a single seafood item. Remove uneaten portions before they lodge inside the rockwork and degrade water quality.\u003c\/p\u003e\u003ch2\u003eTemperament and Tankmates\u003c\/h2\u003e\u003cp\u003eThe Black \u0026amp; White Heniochus Butterflyfish is generally \u003cstrong\u003epeaceful\u003c\/strong\u003e, although territorial displays and feeding competition can occur. A long pennant or similar family appearance does not make all bannerfish equally social or compatible.\u003c\/p\u003e\n\u003cp\u003eA single individual is the most predictable arrangement in a typical home display. Natural pairing behavior does not mean that two arbitrary aquarium specimens will form a compatible pair. Multiple individuals need additional space, separate retreats, and observation during introduction.\u003c\/p\u003e\n\u003cp\u003ePotential companions include appropriately sized community wrasses, tangs, gobies, cardinalfish, and other marine fishes chosen for the aquarium's adult space and social balance.\u003c\/p\u003e\n\u003cp\u003eAvoid persistent chasers and fin nippers. The extended dorsal pennant and deep body need unobstructed routes and protection from fish that repeatedly bite fin tips.\u003c\/p\u003e\n\u003cp\u003eIntroduce the fish with sheltered space available and observe both direct aggression and quieter forms of exclusion. A covered acclimation box may help evaluate reactions when appropriately sized and supplied with good water exchange, but behavior through a barrier does not guarantee compatibility after release.\u003c\/p\u003e\n\u003cp\u003eWatch feeding sites and preferred nighttime retreats. Repeated chasing, torn fins, a butterflyfish unable to leave shelter, or a neighbor intercepting every meal are reasons to change the arrangement rather than waiting for severe weight loss or injury.\u003c\/p\u003e\n\u003cp\u003eSimilar body shapes or closely matched browsing habits can increase competition. More rockwork helps create visual breaks, but it cannot guarantee harmony between incompatible individuals.\u003c\/p\u003e\n\u003cp\u003eKeep a practical separation or removal option available. Social behavior can change after growth, a new addition, or a major aquascape change. Reassess the entire community if a previously settled individual begins hiding or stops feeding confidently.\u003c\/p\u003e\u003ch2\u003eReef Compatibility\u003c\/h2\u003e\u003cp\u003eThe Black \u0026amp; White Heniochus Butterflyfish is \u003cstrong\u003enot considered reef safe\u003c\/strong\u003e. Its natural browsing and animal-prey feeding put corals or attached reef invertebrates at meaningful risk.\u003c\/p\u003e\n\u003cp\u003ePotential targets include coral polyps, fleshy tissue, anemones, worms, clam mantles, and other vulnerable attached organisms, with preferences varying by individual.\u003c\/p\u003e\n\u003cp\u003eAn individual that ignores a coral immediately after introduction may begin picking once it settles. Repeated nipping can cause chronic irritation and reduced expansion even before visible tissue damage appears.\u003c\/p\u003e\n\u003cp\u003eA mature fish-only aquarium with substantial rockwork offers a more predictable long-term arrangement than a mixed reef stocked with valuable sessile invertebrates.\u003c\/p\u003e\n\u003cp\u003eFrequent feeding supports health but should not be used as a promise of coral safety. The aquarium should be chosen around the fish's biology rather than relying on it to avoid naturally attractive food.\u003c\/p\u003e\n\u003cp\u003eSmall mobile invertebrates are not interchangeable with coral colonies when assessing risk, and a fish ignoring one animal does not establish universal safety for all others. Monitor the actual livestock combination.\u003c\/p\u003e\n\u003cp\u003eBefore any experimental reef placement, have a realistic capture plan and a suitable alternative home. A butterflyfish should not be left to persistently damage a favored coral while removal remains impractical.\u003c\/p\u003e\u003ch2\u003eWater Parameters\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eTemperature:\u003c\/strong\u003e 75–80°F\u003cbr\u003e\u003cstrong\u003eSpecific Gravity:\u003c\/strong\u003e 1.024–1.026\u003cbr\u003e\u003cstrong\u003epH:\u003c\/strong\u003e 8.1–8.4\u003cbr\u003e\u003cstrong\u003eAlkalinity:\u003c\/strong\u003e 8–12 dKH\u003c\/p\u003e\u003cp\u003eMaintain stable marine conditions with undetectable ammonia and nitrite, dependable oxygenation, and controlled nutrient accumulation. Frequent feeding increases the system's nutrient load, so filtration and maintenance should reflect the actual livestock and feeding routine.\u003c\/p\u003e\n\u003cp\u003eAvoid abrupt changes in temperature, salinity, or pH. Use calibrated instruments, consistent top-off, and a predictable maintenance schedule. Stable conditions within a suitable range are preferable to frequent adjustments made only to achieve an exact number.\u003c\/p\u003e\n\u003cp\u003eRemove trapped food and detritus carefully without repeatedly dismantling the fish's established shelter. Restore normal circulation promptly after any temporary feeding adjustment.\u003c\/p\u003e\n\u003cp\u003eQuarantine in a mature, fully supported holding system with suitable shelter and a feeding plan appropriate to the species. Keep transfers calm and protect the body and snout from contact with rough equipment. A bare, unstable holding tank can create avoidable stress and ammonia problems.\u003c\/p\u003e\u003ch2\u003eCommon Considerations\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eAdult Housing:\u003c\/strong\u003e Plan for up to 9.8 inches (25 cm) and at least 125 gallons, with adult turning space and additional room for competing fish.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eSpecies-Specific Feeding:\u003c\/strong\u003e Black \u0026amp; White Heniochus is not the schooling \u003cem\u003eHeniochus diphreutes\u003c\/em\u003e. Do not transfer the latter species' better reef reputation to this benthic-feeding bannerfish.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eObserve Real Intake:\u003c\/strong\u003e Watch swallowing, body condition, and access to food rather than relying only on visible browsing or apparent enthusiasm.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eReef Compatibility:\u003c\/strong\u003e Corals and other attached reef organisms may be consumed or damaged; select housing around this feeding ecology.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eQuiet Introduction:\u003c\/strong\u003e Provide secure shelter, stable water, appropriate companions, and a predictable feeding routine. Reassess competition if a settled fish begins hiding or loses condition.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TSA Fish","offers":[{"title":"Standard \/ T (\u003c1\")","offer_id":52603965931818,"sku":"BUTxHeniT","price":41.99,"currency_code":"USD","in_stock":false},{"title":"Standard \/ S (1.1-1.5\")","offer_id":52603965964586,"sku":"BUTxHeniS","price":59.99,"currency_code":"USD","in_stock":true},{"title":"Standard \/ SM (1.6-2.5\")","offer_id":52603965997354,"sku":"BUTxHeniSM","price":74.99,"currency_code":"USD","in_stock":true},{"title":"Standard \/ M (2.6-3.5\")","offer_id":52603966030122,"sku":"BUTxHeniM","price":89.99,"currency_code":"USD","in_stock":true},{"title":"Standard \/ ML (3.6-4.5\")","offer_id":52603966062890,"sku":"BUTxHeniML","price":119.99,"currency_code":"USD","in_stock":false},{"title":"Standard \/ L (4.6-5.5\")","offer_id":52603966095658,"sku":"BUTxHeniL","price":149.99,"currency_code":"USD","in_stock":true},{"title":"Standard \/ XL (5.6-6.5\")","offer_id":52603966128426,"sku":"BUTxHeniX","price":206.99,"currency_code":"USD","in_stock":false},{"title":"Standard \/ XX (6.6-7.5\")","offer_id":52603966161194,"sku":"BUTxHeniXX","price":269.99,"currency_code":"USD","in_stock":false},{"title":"Standard \/ SH (7.6-9.5\")","offer_id":52603966193962,"sku":"BUTxHeniSH","price":380.99,"currency_code":"USD","in_stock":false},{"title":"Standard \/ J (9.6+\")","offer_id":52603966226730,"sku":"BUTxHeniJUM","price":569.99,"currency_code":"USD","in_stock":false},{"title":"Fiji \/ S (1.1-1.5\")","offer_id":53043028558122,"sku":"BUTxFHeniS","price":59.99,"currency_code":"USD","in_stock":false},{"title":"Fiji \/ SM (1.6-2.5\")","offer_id":53043028590890,"sku":"BUTxFHeniSM","price":80.99,"currency_code":"USD","in_stock":false},{"title":"Fiji \/ M (2.6-3.5\")","offer_id":53043028623658,"sku":"BUTxFHeniM","price":98.99,"currency_code":"USD","in_stock":false},{"title":"Fiji \/ ML (3.6-4.5\")","offer_id":53043028656426,"sku":"BUTxFHeniML","price":134.99,"currency_code":"USD","in_stock":false},{"title":"Fiji \/ L (4.6-5.5\")","offer_id":53043028689194,"sku":"BUTxFHeniL","price":173.99,"currency_code":"USD","in_stock":false},{"title":"Fiji \/ XL (5.6-6.5\")","offer_id":53043028721962,"sku":"BUTxFHeniX","price":269.99,"currency_code":"USD","in_stock":false},{"title":"Fiji \/ XX (6.6-7.5\")","offer_id":53043028754730,"sku":"BUTxFHeniXX","price":404.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tsa-fish-black-white-heniochus-butterflyfish-1257021097_885498dc-9617-4475-b1d8-01d448aebf6f.png?v=1789405782","url":"https:\/\/topshelfaquatics.com\/products\/black-white-heniochus-butterflyfish","provider":"Top Shelf Aquatics","version":"1.0","type":"link"}