- A disc-shaped fish with bold vertical black-and-white bands and a very tall tapering dorsal fin, of coral reefs in the Indo-Pacific region. Also called toby.
More example sentences
- Zanclus cornutus, family Acanthuridae
- Closer to the reef and in among a necklace of smaller granite boulders are all the usual reef fish - butterflyfish, damselfish, Moorish idols, triggerfish, angelfish, groupers and lionfish.
- There even seems to be an improvement in some respects; normally shy fish like Moorish idols and coral trout have apparently become quite accustomed to divers, and act much more approachable than just a few years ago.
- Species associated with the Great Barrier Reef, such as Moorish idols, trumpetfish, butterfly, angelfish and fairy basslets co-exist with temperate seaweeds and fish that like colder climates.