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Marine Conservation

Shark Advocate Gwyn Mills Honored for Saving Sharks in Thailand

Dive Tribe founder Gwyn Mills agging sharks, placing mooring balls and sinking artificial reefs in his beloved Thailand keeps our May 2013 Sea Hero busy.

Meet the REEF 2012 Volunteer of the Year

Photographer and surveyor Jonathan Lavan was recognized this spring as the [REEF](http://reef.org/) 2012 Volunteer of the Year for his work surveying fish and teaching REEF’s online webinars, called [fishinars](http://reef.org/resources/fishinars).

Manta and Devil Rays at Risk

Getting mantas protected under [CITES](http://www.projectaware.org/update/we-did-it-celebrating-historic-decisions-sharks-and-rays) was a historic milestone for manta conservation, but Project AWARE isn't stopping there. Check out Project AWARE’s infographic, _Manta and Devil Rays at Risk_, learn more and find out what you can do to help.

Divers Guide to Marine Life: Whale Shark (Rhincodon Typus)

How much do you know about whale sharks? Scuba Diving magazine and Shark Savers bring you top facts about whale sharks, their conservation status and where to find them. Snorkelers can swim with these gentle giants in Mexico, Tonga and more! Want more facts about sharks and underwater photography? Go to scubadiving.com.

Divers Guide to Marine Life: Tiger Shark (Galeocerdo Cuvier)

Tiger shark (Galeocerdo cuvier)

•Conservation status: IUCN Red Listed as Near Threatened

•In Hawaiian culture this shark is sometimes referred to as Niuhi, a ferocious shark of legend.

Divers Guide to Marine Life: Oceanic Whitetip Shark (Carcharhinus Longimanus)

Oceanic whitetip shark (Carcharhinus longimanus)

•Conservation status: IUCN Red Listed as ‘Vulnerable’ and recently listed on CITES (Convention on International Trade in Endangered Species) Appendix II, restricting the international trade of this species.

•These sharks are often referred to as ‘oceanics’ or OWTs by researchers and photographers.

Divers Guide to Marine Life: Nurse Shark (Ginglymostoma Cirratum)

Nurse shark (Ginglymostoma cirratum)

•Conservation status: IUCN Red Listed as ‘Data Deficient’

•The nurse shark got its name from the squeaky sucking noise it can make when out of the water; not to be confused with Australia’s grey nurse shark, also known as a Raggie in South Africa or a Sand Tiger shark in the United States; or with the Tawny nurse shark of the Indo-Pacific region.

Lemon Sharks Facts and Information - Divers Guide to Marine Life

Facts and information about lemon sharks: habitat, conservation status, diet, where to see them and more.

Divers Guide to Marine Life: Grey Reef Shark (Carcharhinus Amblyrhynchos)

Grey reef shark (Carcharhinus amblyrhynchos)

•Conservation status: IUCN Red Listed as ‘Near Threatened’

•Grey reef sharks have a typical reef shark appearance, greyish coloring on the topside fading to white underneath, reaching sizes of about 2.5 meters (~ 7 ft.) in length, but they can be identified by a distinct black edge of the tail.