Author

Matt Testoni

Matt Testoni

Matt Testoni is an underwater photograher/writer who lives in Melbourne, Australia. He is passionate about everything to do with the ocean and the creatures that call it home. It doesn't matter if the water is 4 degrees or 40 C, Matt is always excited and ready to jump in. After graduating university as a marine biologist and learning to dive in 2010, he became and instructor in 2014. Soon after, he bought his first camera and has never looked back since. Sharing the ocean and helping people understand how amazing and special it is drives him on a daily basis. Check out more of his work at his website: www.mtunderwatermedia.com.

Stories by Matt
jellyfish of australia
Marine Species

Jellyfish of Australia

It’s not just the deadly box jelly when it comes to jellyfish of Australia — these waters are home to many amazing species. Watch out for both the deadly and delightful on your next dive Down Under.

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Underwater Images
Photo & Video Photo Gear & Techniques

A Guide to Keeping your Best Underwater Images (and Deleting the Rest)

Spacious memory cards mean that photographers can take thousands of pictures, but which should they keep? Here’s a quick guide to keeping your best underwater images.

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Photo Storage
Photo Gear & Techniques

Prevent an Underwater Photo Storage Nightmare

Often you’ll take (and not delete) hundreds of photos underwater before deciding which to keep. This can lead to an underwater photo storage nightmare — here’s how to stay organized.

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Underwater Camera
Photo Gear & Techniques

A Beginner’s Guide on How to Keep Your Underwater Camera from Flooding

When your camera floods, a great dive can turn into an expensive one. Here’s our beginner’s guide on how to keep your underwater camera from flooding.

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New stuff
Shark Feeding Dives

The PADI AWARE Shark Conservation Specialty

If you’re interested in sharks, the PADI AWARE Shark Conservation specialty course might be a good fit.
by Hélène Reynaud
meandering corals

Introduction to Meandering Corals of the Indo-Pacific

Meandering corals are often called brain corals because they form round colonies resembling brains. Learn how to tell them apart with our guide here.
by Nicole Helgason
Mexico scuba diving

The Best Scuba Diving in Mexico

We know it’s a broad category, with such a diverse range of animals and geography, but here are our picks for some of the best scuba diving in Mexico.
by Juanita Pienaar
manta bommie

Diving Manta Bommie in Brisbane

Mantas: the Maldives, Komodo, Bali, Raja Ampat…and Brisbane? That’s right, you can see mantas just offshore from Brisbane at a fantastic site called Manta Bommie.
by Deborah Dickson-Smith