泰国印度洋珊瑚礁生态中的角形海扇和桶状海绵

nian sea fan and giant barrel sponge (Xestospongia testudinaria) share a rocky overhang as thousands of pygmy sweepers (Parapriacanthus ransonneti) school through the water column, capturing coral reef biodiversity and Indo-Pacific reef ecology in a single frame. The filter feeders and structural corals here reflect the ecological density of gorgonian-dominated reef walls. 4K, horizontal, medium shot, handheld, underwater scuba diver POV. Ko Haa, Mu Ko Lanta National Park, Andaman Sea, Krabi Province, Thailand.