安达曼海，一群金带鲹在珊瑚礁上游动

l of bigeye snapper (Lutjanus lutjanus), a key mid-water predator in Indo-Pacific reef ecosystems, demonstrates active schooling behaviour above a coral reef, their presence a direct indicator of food chain health and marine biodiversity on an Andaman Sea reef. Bigeye snapper keep smaller fish populations in balance and form an important trophic link between reef-dwelling prey species and larger predators. Their vivid yellow colouring and tight formation make this species one of the most visually striking schooling fish in Thai waters. 4K, horizontal frame, wide angle, scuba diver POV. Andaman Sea, Krabi Province, Thailand.