Encounter whales, penguins, seals and icebergs aboard the M/V Ortelius liveaboard in Antarctica.

Ocean warming could push tropical fish over the edge.

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Seahorses can be some of the most elusive creatures in the ocean, but our Through Your Lens photo contest entrants proved that when encounters do happen, they're magic.

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Want a chance to have your photo featured on scubadiving.com or on our Instagram page? Use the hashtag #ScubaDivingMag on your next post!

Seeing a shark on a dive is an instant highlight, be it a majestic whale shark, a bullet-fast mako or even a sleepy nurse shark. Here are some of our favorite shark photos from this year's contest.

It's rare to see animals eating before your own eyes, but some of our Through Your Lens photo contest entrants were lucky enough to capture them on camera. Here are our animal feeding photos from the 2017 contest.

Jellyfish are exciting to see on any dive. Here are our favorite jellies from the 2017 Through Your Lens photo contest.