An inflated guineafowl pufferfish (Arothron meleagris), on a drop off in Fiji, South Pacific, Pacific

A large manta ray, Mobula alfredi, swimming along a reef drop off in Raja Ampat, Indonesia.

A pod of mammal eating killer whales (Orcinus orca), surfacing on Ningaloo Reef, Western Australia, Australia, Pacific

Humpback whale (Megaptera novaeangliae), adult breaching on Ningaloo Reef, Western Australia, Australia, Pacific

Adult false killer whales (Pseudorca crassidens), surfacing on Ningaloo Reef, Western Australia, Australia, Pacific

A pod of killer whales (Orcinus orca), attacking a humpback whale on Ningaloo Reef, Western Australia, Australia, Pacific

Humpback whale (Megaptera novaeangliae), adult breaching on Ningaloo Reef, Western Australia, Australia, Pacific

Humpback whale (Megaptera novaeangliae), adult breaching on Ningaloo Reef, Western Australia, Australia, Pacific

Humpback whale (Megaptera novaeangliae), adult breaching on Ningaloo Reef, Western Australia, Australia, Pacific

Humpback whale (Megaptera novaeangliae), adult breaching on Ningaloo Reef, Western Australia, Australia, Pacific

Adult humpback whale (Megaptera novaeangliae), flukes up dive on Ningaloo Reef, Western Australia, Australia, Pacific

Stripe-leg spiny lobster, Panulirus femoristriga, eye and rostrum detail, Short drop-off, Palau, Micronesia.

Aggregation of pyramid butterflyfish, Hemitaurichthys polylepis, Siaes drop-off, Palau, Micronesia.

Coral reef, reef waste densely overgrown with many different Soft corals (Alcyonacea), stony corals (Scleractinia) and Anthias (Anthiinae), Red Sea, Egypt, Africa

Diver along a drop off covered with gorgonian and alcyonarian coral, Fiji

Divers explore a drop off covered with sponges and gorgonian and alcyonarian coral, Philippines

Hawaii, Maui, North Shore, Mark Raaphorst stand up paddling.

Hawaii, Maui, North Shore, Mark Raaphorst stand up paddling.