Doug Perrine / Researcher Guy Stevens photographs belly spot identification pattern of Reef manta ray (Manta alfredi formerly Manta birostris) feeding on plankton, Hanifaru Bay, Baa Atoll, Maldives, Indian Ocean, Oc...

Doug Perrine / Reef manta ray (Manta alfredi formerly Manta birostris) barrel roll filter feeding on plankton, Hanifaru Bay, Baa Atoll, Maldives, Indian Ocean, October

Doug Perrine / Reef manta rays (Manta alfredi formerly Manta birostris) chain-feeding on plankton, Hanifaru Bay, Baa Atoll, Maldives, Indian Ocean, October

Doug Perrine / Reef manta rays (Manta alfredi formerly Manta birostris) vortex / cyclone feeding on plankton, Hanifaru Bay, Hanifaru Lagoon, Baa Atoll, Maldives, Indian Ocean, October

Doug Perrine / Reef manta rays (Manta alfredi formerly Manta birostris) filter feeding on plankton among Silverside fish that are also feeding on the plankton, Hanifaru Bay, Hanifaru Lagoon, Baa Atoll, Maldives, Ind...

David Perpinan / Anesthesia of a captive bamboo shark (Chiloscyllium plagiosum) Small repro only

SCOTLAND: The Big Picture / Lesser spotted catshark / Dogfish shark (Scyliorhinus canicula) on a maerl bed in no take zone, South Arran Marine Protected Area, Isle of Arran, Scotland, UK, August.

Franco Banfi / Smalltooth sand tiger (Odontaspis ferox) Malpelo Island National Park, UNESCO Natural World Heritage Site, Colombia, East Pacific Ocean.

Franco Banfi / Smalltooth sand tiger (Odontaspis ferox) Malpelo Island National Park, UNESCO Natural World Heritage Site, Colombia, East Pacific Ocean.

Franco Banfi / Smalltooth sand tiger (Odontaspis ferox) Malpelo Island National Park, UNESCO Natural World Heritage Site, Colombia, East Pacific Ocean.

Franco Banfi / Smalltooth sand tiger (Odontaspis ferox) Malpelo Island National Park, UNESCO Natural World Heritage Site, Colombia, East Pacific Ocean.

Juan Manuel Borrero / Illustration of gills of an Elasmobranch (Sharks and skates). Pencil, watercolor and pastel illustration