Francis Abbott / Helengeli Island. North Male Atoll. Maldives

Doug Perrine / Photographer Thomas Peschak photographing Reef manta ray (Manta alfredi formerly Manta birostris) at cleaning station, Manta Point, Lankan, North Male Atoll, Maldives, Indian Ocean, November 2010

Doug Perrine / Researcher Guy Stevens photographs belly spot identification pattern of Reef manta ray (Manta alfredi formerly Manta birostris) at cleaning station on coral reef, Manta Point, Lankan, North Male Atoll...

Doug Perrine / Reef manta ray (Manta alfredi formerly Manta birostris) with gills puffed out for cleaning initial phase by Two-tone wrasses (Thalassoma amblycephalum) and other wrasses, with Giant anemone (Heteracti...

Doug Perrine / Reef manta ray (Manta alfredi formerly Manta birostris) being cleaned by Moon wrasses (Thalassoma lunare), initial phase Two-tone wrasses (Thalassoma amblycephalum) and Blue-streak cleaner wrasses (...

Doug Perrine / Reef manta ray (Manta alfredi formerly Manta birostris) being cleaned by Moon wrasses (Thalassoma lunare) with cleaner fish inside open mouth, Sunshine Thila, Lankan, North Male Atoll, Maldives, India...

Sebastian Kennerknecht / White Tern (Gygis alba) pair, Midway Atoll, Hawaiian Leeward Islands, Hawaii

Tui De Roy / White Tern (Gygis alba) pair mating, Midway Atoll, Hawaii

David Noton / Dawn, palm tree on beach, Kuda Bandos, North Male Atoll, Maldives

Doug Perrine / Aerial view of Helengeli Island, North Male Atoll, Maldives, Indian ocean

Doug Perrine / Helengeli Island, North Male Atoll, Maldives, Indian ocean

Doug Perrine / Helengeli Island, North Male Atoll, Maldives, Indian ocean

Pete Oxford / Shallow tropical waters off North Male atoll, Maldives, Indian Ocean

Pete Oxford / Looking back to North Malé Atoll, Maldives, Indian Ocean Islands - blue sky, turquoise sea, beach and palm trees

Pete Oxford / Looking out to deeper water, North Malé Atoll, Maldives, Indian Ocean Islands

David Noton / Tropical beach of Bandos Island, North Male Atoll, Maldives, Indian Ocean