Racoon Butterflyfish are fairly common on Maui. They can be seen hanging out in large aggregations at the edge of reef drop-offs, in pairs under ledges and in caves, or as single individuals in shallow lagoons and tidepools (especially when juvenile). They have a wide range of feeding preferences, including benthic invertebrates and nudibranchs, algae and coral polyps.   To eight inches. For more information about its ecological status, feeding habits and range see the IUCN Red List Site.