When Aster wakes on a tropical island, she has no idea how she got there. Where's her aunt -- and the teenagers from the ecovillage she was part of? Most importantly, where's her little sister, Poppy? As Aster frantically searches her surroundings, everything points to the sea and to a deep-water secret that's both important -- and impossible...

"Five oceans—the Atlantic, the Pacific, the Indian, the Arctic, and the Southern—cover approximately 70 percent of the earth. Yet we know little about what lies beneath them. By the early 2020s, less than twenty-five percent of the ocean’s floor has been charted, most close to shorelines, and over three quarters of the ocean lies in in what is called the Deep Sea, depths below a thousand meters. Now, the race is on to completely map the ocean’s...

"There are fish everywhere! Put on your diving goggles and plunge underwater. See rivers where salmon leap. Explore reefs where parrotfish munch on coral. You will even go deep beneath the surface of the ocean, where some fish make light with their bodies. The world of fish is fascinating and full of surprises." --

The Octonauts meet Dunkie, a goldfish who can t stop growing. Finding an ocean big enough for him seems to be an impossible mission for the intrepid crew until they discover a prehistoric, deep sea world. Is Dunkie really a goldfish after all?

Marco Flamingo decides that the next place he wants to visit is the open ocean, even though everyone he asks says it is no place for a flamingo, but with the help of some scuba gear he is able to find out for himself, and make some new friends too.

Tom and Julie must avoid sharks and smuggling pirates to collect the rare shells for the marine museum.

Underwater drones help researchers find shipwrecks and learn more about ocean habitats. Deep-Sea Drones explains how these drones work and how they can be used to make scientific breakthroughs now and in the future

The author relates some of her adventures studying and exploring the world's oceans, including tracking whales, living in an underwater laboratory, and helping to design a deep water submarine.

"Shipwrecked! is an adventure-filled nonfiction book for young readers about the most captivating shipwrecks from history. Combining new research, ... archival material, and vivid storytelling, [the book] dives deep into the world of marine archaeology and shows young readers what each discovery reveals about the world before our time"--