Divers photographing a Giant Grouper, Great Barrier Reef, Queensland, Australia.

australia cod hole coral sea epinephelus lanceolatus great barrier reef queensland animal themes animals in the wild aqualung aquatic biodiversity camera color image discovery diver diving diving equipment diving mask exploration exploring female filming fish four people full length giant grouper grouper habitat holding horizontal ichthyology large low angle view marine biology men nature ocean floor osteichthyes outdoors photographing photography reef scuba divers scuba diving sea life side view species underwater waist up water wetsuit wildlife women zoology