While we do guarantee live arrival, due to the sensitive nature of this fish it is not covered by our 14 day live guarantee. Also known as the Achilles Surgeon , Red Tailed Surgeon, or the Achilles Surgeonfish. This fish has a dark chocolate brown body with an orange patch in the shape of a teardrop just before the tail. It has thin orange lines at the base of the anal and dorsal fins. There is also a thick orange vertical line on the tail. It has white gill covers. Considered to be semi-aggressive. May become territorial, and fight with other similar tangs. Provide hiding places large enough to accommodate, as this fish can grow up to 10 inches. The Achilles Tang requires a lot of swimming space and a strong turbulent water flow. As most tangs mainly feed on algae, this fish requires lots of live rock for grazing. Diet should include plenty of algae based flake or pellets, nori, and fresh greens. Will also accept most small meat items such as mysis and pieces of krill. Other related Tangs include: Achilles Tang, Blue Hippo Tang, Chevron Tang, Chocolate Tang, Clown Tang, Convict Tang, Desjardini Sailfin, Gold Rim Tang, Dussumier Tang, Kole Tang - Blue Eye, Kole Tang - Yellow Eye, Lavender Tang, Lemonpeel Mimic Tang, Mimic Tang, Naso Tang, Blonde Naso Tang, Orange Fin Tomini Tang, Orange Shoulder Tang, Powder Blue Surgeon, Powder Brown Surgeon, Purple Tang, Ringtail Tang, Scopas Tang, Sohal Tang, Vlamingi Tang, Yellow Tang Maximum Length: 10 in. Care Level: Difficult Family: Acanthuridae Reef Compatibility: Reef safe. Minimum Aquarium Size: 100 gal. Range: Western Pacific: Hawaii Diet: Omnivore- Preparations with algae as well as meaty items. Water Conditions: 74-80 F; sg 1.020-1.025; pH 8.1-8.4