Bennett's Butterflyfish Black-Back Butterflyfish Humphead Bannerfish Longfin Bannerfish Long-Nosed Butterflyfish Masked Bannerfish Meyer's Butterflyfish Ovalspot Butterflyfish Pacific Double-Saddle Butterflyfish Pyramid Butterflyfish Redfin Butterflyfish Schooling Bannerfish Schooling Bannerfish Scientific name: Heniochus diphreutes Schooling Bannerfish are almost identical to Longfin Bannerfish. The main difference is that the schooling variety feeds on plankton above the bottom, while the longfin variety is found rumaging among the corals on the bottom. Then of course there's the whole schooling thing. Close Redfin Butterflyfish Also called: Melon Butterflyfish Scientific name: Chaetodon trifascialis The rather unusual Redfin is almost always seen in monogamous pairs patrolling the reef. They can be found throughout Southeast Asia. Close Pyramid Butterflyfish Scientific name: Hemitaurichthys polylepis Close Ovalspot Butterflyfish Scientific name: Chaetodon speculum Close Meyer's Butterflyfish Also called: Scrawled Butterflyfish Scientific name: Chaetodon meyeri These distinctive butterflyfish have several close relatives with similar markings in different colors. They are found throughout the Indian and Western Pacific oceans. Close Masked Bannerfish Scientific name: Heniochus monoceros The Masked Bannerfish is larger than it's schooling cousin, and with a shorter dorsal fin than than the Longfin Bannerfish. It can be found throughout Southeast Asia. Close Long-Nosed Butterflyfish Also known as: Forcepsfish Scientific name: Forcipiger flavissimus This distinctive fish has a nearly identical close cousin with an even longer nose, which is more rare. The long nose is used to probe coral crevices and cracks for eggs and small invertebrates. They are commonly found in pairs or small groups. Close Longfin Bannerfish Also known as: Pennant Coralfish, Coachman Scientific name: Heniochus acuminatus The longfin is nearly identical to its schooling cousin, except that it doesn't, er, school. Actually, the longfin is a bit longer and rounder than the schooling bannerfish. Close Humphead Bannerfish Also known as: Horned Bannerfish, Hunchbacked coralfish Scientific name: Heniochus varius These scraggly fish are common throughout the region. They're usually seen singly or in pairs. Close Pacific Double-Saddle Butterflyfish Also called: False Furcula Butterflyfish Scientific name: Chaetodon ulietensis I've come across these saddle-backs throughout Southeast Asia. It is generally found singly or in pairs. It feeds on small invertibrates and algae. Close Black-Back Butterflyfish Scientific name: Chaetodon melannotus The Black-Back Butterflyfish is common on reefs from Africa to Samoa. There are several similar species, with yellow tails and diagonal black stripes. Close Bennett's Butterflyfish Also called: Bluelashed butterflyfish Scientific name: Chaetodon bennetti You generally see these guys singly flitting around the reef. Close
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