神仙鱼因其鲜艳的色彩和非凡的行为而成为红海的象征。它们属于棘蝶鱼科。几个物种栖息在这些珊瑚礁中，每个

n species of angelfish are the emperor angelfish (Pomacanthus imperator) with a bright yellow base and large electric blue horizontal stripes on its sides. Juveniles are dark blue with concentric white circles. It is a territorial species, mainly spongivorous. The spotted angelfish (Pomacanthus maculosus) has a compressed, deep blue body and a large vertical yellow spot. It measures up to 50 cm and lives between 4 and 70 m deep on reef slopes and sandy bottoms. It feeds on sponges, algae and sea grass. The zebra angelfish (Genicanthus caudovittatus) is oval in shape, very compressed laterally, and exhibits marked sexual dimorphism. Males measure up to 20 cm, while females are smaller and stockier. It lives at depths of between 15 and 70 m, often in groups or harems. It feeds on zooplankton. The emperor angelfish (Pygoplites diacanthus) has beautiful yellow and blue markings with vertical white stripes. It moves in pairs in areas rich in sponges and corals. Like all angelfish, it has a long spine on the lower cheek of its head, which it uses to deter opponents or fight off invaders.