Episode 1 - Dolphins of Indian River Lagoon

Jeff joins scientists and volunteers from Harbor Branch at Florida Atlantic University's Health and Environmental Risk Assessment team to study Atlantic bottlenose dolphin health in Florida's Indian River Lagoon and uncover why these animals are the sentinels for the entire ecosystem. In the process Jeff helps researchers carefully locate and lift dolphins out of the water and onto a research boat for observation and assessment!

Episode 2 - Seals of Approval

Jeff explores Aialik Glacier and visits the Alaska SeaLife Center, where he meets an orphaned harbor seal named Ali. Jeff helps the ASLC staff nurse Ali back to health and prepare for Ali's release back to the wild. Along the way, Jeff learns about other seals at the facility, including one named Atty, who is pregnant with her second pup!

Episode 3 - Steller Sea Lions

Jeff teams up with the Alaska SeaLife Center to uncover the reasons behind the decline of some Steller sea lion populations. Jeff travels to remote Grotto Island to witness sea lions in their natural habitat. Jeff also meets a two thousand pound sea lion named Woody, and learns about the breeding program at the ASLC.

Episode 4 - To the Ocean and Back

Jeff explores the incredible life cycle of Alaskan salmon and joins the conservation teams working to protect this amazing species. From collecting salmon eggs, watching them grow, releasing them into streams, and following them to the ocean, Jeff is there--every step of the way. Finally, Jeff travels back to Alaska three months later to witness adult salmon returning upstream from the ocean to spawn, as the great cycle begins again.

Episode 5 - Saving Sea Lions

Jeff travels aboard a research boat off the coast of Alaska for a three-day adventure with Steller sea lions. Despite continued protection and conservation, the populations of western Steller sea lions are not improving--and Jeff and the research team from the Alaska SeaLife Center want to find out why. Jeff dives with scientists to locate sea lions and bring them onto a research boat to assess their health and track their behavior.

Episode 6 - Best of: Wonders Beneath the Waves

Jeff remembers some of his most exciting deep-water dives from the series, including hunting for lionfish, visiting an underwater coral garden, exploring an ancient deep-water archeological dig, and experiencing the thrill of a nighttime swim with manta rays!

Episode 7 - The Great Return

Jeff travels to Kodiak Island off the coast of Alaska to witness millions of salmon returning back to the freshwater streams where they were born. Jeff participates in cutting-edge field research on adult salmon and helps scientists as they study the links between salmon and their environment. Jeff also travels into the Alaskan wilderness to explore salmon as a vital food source for Kodiak bears, bald eagles, and people too!

Episode 8 - A Bird's Eye View of Alaska

Jeff explores the world of Alaskan birds and their unique relationship to the ocean. Jeff visits the Alaska Raptor Center where a bald eagle named Tahoe is ready to be released back to the wild. Jeff also travels to remote Grotto Island for fieldwork with wild birds, and he visits the Alaska SeaLife Center's bird habitat to meet baby puffin chicks!

Episode 9 - Eye of the Sand Tiger

Jeff joins scientists for a rare and up-close look at sand tiger sharks off the coast of New England. Jeff helps to carefully collect these fierce fish and bring them onto the research boat for observation, assessment, and release. Jeff also swims alongside large sharks in the world's largest aquarium in Atlanta, Georgia.

Episode 10 - Best of: Adventure Alaska

Episode 11 - Gone Fishin'

Jeff teams up with scientists and his daughter Maya to explore the ancient world of sturgeon and the efforts to conserve this important species.

Episode 12 - Beluga Tales

Jeff travels to remote Canada with Georgia Aquarium's Billy Hurley to unlock the secrets of beluga whales. Jeff and Billy locate wild belugas by helicopter and help scientists identify individual whales for study. Jeff also explores the beluga whales at Georgia Aquarium and works with the veterinary team who cares for them.

Episode 13 - Bear Necessities

Jeff travels to the remote island of Kodiak for an adventure with Alaskan brown bears. Jeff teams up with biologists to tranquilize and study these massive carnivores. Along the way, Jeff finds a mother bear and her two cubs in a struggle to find food. Jeff returns to Kodiak Island months later in hopes of relocating this bear family and ensuring their survival.

Episode 14 - Bringing Up Babies

Jeff gets an up-close look at many amazing youngsters who grow up living in or near the ocean.

Episode 15 - Thar' She Blows!

Jeff travels to the remote coastlines of Alaska for a once-in-a-lifetime adventure with humpback whales. Jeff teams up with scientists who study whale behavior and work to understand the fascinating feeding habits of these massive mammals.

Episode 16 - Best of: Jeff's Favorite Moments

Jeff relives some of his favorite animal moments from the show including an adventure with mighty humpback whales, Kodiak bears, an adorable baby dolphin, and ancient New England sturgeon.

Episode 17 - Manatees of the Caribbean

Jeff travels to Puerto Rico to explore the mysterious world of manatees. Jeff teams up with the local Manatee Conservation Center working to rehabilitate injured and orphaned manatees. Later, Jeff explores the main breeding grounds for manatees in the Caribbean and releases a newly recovered manatee back into the wild.

Episode 18 - Be Careful What You Fish For

Jeff boards a fishing boat on the hunt for Alaskan salmon. Jeff works with the crew to haul in the massive catch while learning about sustainable fishing and wildlife management. Jeff also travels to coast of New England where biologists are racing to manage the blue fin tuna populations of the Atlantic Ocean.

Episode 19 - Penguins Down Under

Jeff travels to the island nation of New Zealand for an up-close look at Yellow-Eyed Penguins. Jeff braves the steep cliffs of the Otago Peninsula to help biologists fighting to protect young penguin chicks. Jeff also travels to New Zealand’s famous "Penguin Place:" a sanctuary and rehabilitation center for penguins throughout the island.

Episode 20 - New Zealand Island Adventure

Jeff explores the remote island chain of southern New Zealand and encounters a new adventure on every shore. Jeff uncovers penguin nests in the forests of Bravo Island, baby sea lions along the beaches of Stewart Island, beautiful birds on Tommy Island, and helps scientists fighting to protect these natural wonders from invasive species and predators.

Episode 21 - New Sealand

Episode 22 - Queenstown

Jeff travels to the island nation of New Zealand to explore the famous region of Queenstown and work to save some the country's most endangered species.

Episode 23 - The Living Fossil

Jeff Corwin travels to the protected island of Matiu/Somes off the coast of New Zealand to find a prehistoric species that walked the earth with dinosaurs. Jeff is on a mission to help rebuild an ancient ecosystem, come face to face with some of the planet's most unique creatures, and uncover secrets 200 million years in the making.

Episode 24 - Journey with Gentle Giants

In this special episode of Ocean Mysteries, Jeff dives alongside brave men and women of our armed forces who were injured in the line of duty. As these wounded veterans experience the wonder of Georgia Aquarium and swim alongside giant whale sharks, they also find the strength to heal. Jeff makes new friends, listens to heroic stories, and reminds us all to never forget the people who keep our country safe.

Episode 25 - Best of Adventure New Zealand

Jeff relives some of his favorite moments from New Zealand including the endangered Yellow-eyed Penguins of Otago, the adorable fur seal pups of Kaikoura, the mysterious long-tailed bats of TeAnau, and the breath-taking beauty of the New Zealand islands.

Episode 26 - Healthy Habits

Jeff joins the hard working biologists of Georgia Aquarium as they care for the animals living in the world’s largest aquarium.