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Coldwater Dispatches: Polar Jellyfish

Patrick Webster chronicles his coldwater adventures onboard Linblad Expeditions, highlighting the fascinating and colorful jellyfish found among polar kelp forests.

The Hunt of the Ribbon Worm

Producers of some of the world’s most potent toxins, ribbon worms are incredibly adept—if underappreciated—hunters. While they pose no threat to humans, their encounters with other sea creatures are the stuff of nightmares.

An Ode to Coral Reefs

Within coral reefs exists an intimate marriage between land and sea. Learn more about how these reef ecosystems have shaped our planet—and why it’s important to protect them.

Finding Common Ground Between Divers and Seabirds

Seabirds are adept divers. They just do things a bit differently than we do, since their “dive equipment” is built-in. Here’s what it’s like when these pelagic birds take the plunge.

Megafauna vs. Microcritters: Which Is More Popular?

Who wins the competition to capture the attention of divers the most? Charismatic megafauna may seem like the obvious answer, but don’t discount the captivating allure of microcritters.

An Unexpected Friendship With Vermillion Rockfish

Personalities abound underwater—if you’re paying attention. See how one scientist changed their approach to navigating the depths by starting to think of fauna as friendly encounters, not just subjects to be documented.

Why We’re Suckers for Becoming an Octopus’s Student

Few ocean critters are more charismatic than captivating cephalopods—squid, octopuses, cuttlefishes, nautiluses—and as divers, we can't get enough.

Evolutionary Drift: An Interview with Our Closest Invertebrate Relatives

Enjoy an enlightening interview with a twist of deep ocean humor.

H2Organisms: Exploring the Intricate World Below the Surface

Take a deep dive into learning about the gelatinous animals that make for a wondrous, watery world.