Small colourful fish that usually eat the coralla of Cnidarians, ie corals and anemones, although some are specialist plankton eaters. Much loved by our customers when diving and snorkelling.
This distinctively marked fish is the largest of our butterflies.
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This is our smallest Butterflyfish, but it is usually easy to find at most of the places we dive.
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Spotted only twice - with a distinctive black line through the eye and the blotch on an orange background.
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Like many of the fish in this family, they usually hang out in pairs.
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Another one of our divers favourites, again living in pairs on our coral reefs.
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Lacking the false eye of Coradion melanopus as an adult, this Coralfish also has a distinctly higher finned shape.
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They have been mistaken for Moorish Idols, which are actually a very different fish in structure. Very rarely seen when we dive at Koh Tao.
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The largest of the Bannerfish, this fish is not so common here
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