Thomas Peschak is a globally ­recognized photographer for ­National Geographic magazine who inspires ­millions with his images.

Can a new tracking technology help save harbor-seal populations in the UK? The Sea Mammal Research Unit of University of St. Andrews will find out.

Be part of the global picture and say no to shark finning by uploading your "fin" image today!

The University of Miami is taking a hands-on approach to marine conservation through shark research.

Looking for a list of nonprofit marine conservation organizations you can join and donate to? Here's a list of recommended groups from the editors at Scuba Diving magazine.

Ocearch’s Global Shark Tracker provides real-time updates on the migration patterns of tagged sharks, including the ­famous Twitter personalities Katharine, Lydia and Mary Lee.

*Scuba Diving's* Sea Heroes program awards conservationists around the world. Charles Beeker preserves shipwrecks in the Caribbean.

Blue Ventures is a non-profit organization that provides diving and data collection for those interested in preserving Madagascar and its marine environment.

It’s called ghost gear, and this garbage at the bottom of the ocean is being removed and recycled to create clothing, shoes and other products around the world.