We love reading ocean-themed picture books. There are so many fascinating animals and ecosystem to learn about—after all this time and dozens of books, I still feel that we're just skimming the surface. We have some favorite picture books, though.

So, here are over 20 fabulous picture books for you to check out this year! The list is arranged roughly in age order, with books for older readers at the end. 

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Easy-to-read picture books: I’ll Follow the Moon , by Stephanie Lisa Tara,illustrated by Lee Edward Fodi—this is a lovely picture book about a baby turtlehatching and finding his way back to the sea. Octopuses: One to Ten , by Ellen Jackson—a coolcounting story with tons of extra information about octopuses.1, 2, 3 Who’s Cleaning the Sea?, by Janina Rossiter—anothercounting story, focusing on pollution and the need to protect the ocean. Star of the Sea: A Day in the Life of a Starfish, byJanet Halfmann—a cute story about a starfish on the hunt for food. In One Tidepool , by Anthony Fredericks –a fun rhyming storyabout exploring along the coast, as a child explores the tidepools and all the fascinating animals living in them. Surprising Sharks: Read and Wonder, by Nicola Davies, illustrated by James Croft—afun introduction to dozens of different shark species, full of science facts and captivating illustrations. Coral Reefs , by Jason Chin—a fantastic underwateradventure that begins when a girl opens a library book and dives into the worldof coral reefs. We've reread this book multiple times. The Brilliant Deep , by Kate Messner, illustrated byMatthew Forsythe—an amazing story of one man’s efforts to protect and rebuildcoral reefs. Gentle Giant Octopus, by Karen Wallace—the story of amother octopus finding a den and caring for her eggs until they hatch. (Note: femaleoctopuses usually die soon after their eggs hatch, which hinted at in thisbook.) Humphrey the Lost Whale, by Wendy Tokuda and RichardHall, illustrated by Hanako Wakiyama—a classic about a whale lost in San FranciscoBay. This is one I read growing up! Dolphin Baby , by Nicola Davies—a lovely story describingthe first couple years of a baby dolphin’s life. It's a beautiful, lively story that explores the sounds dolphins make as they talk, the slow process of learning to fish, and so much more. A is for Algae, by Jillian Freese—a neat variation onthe classic alphabet book, using the scientific names for 26 different speciesof algae. I love how delicate and detailed the artwork is. A to Z in the Deep , by Paulina Berry—another awesome alphabet book, featuring a wide range of incredible creatures. Deep sea creatures are always incredible, and the book is a fun introduction to them. Seashells: More than a Home , by Melissa Stewart—this is a reallyfun contrast-and-compare picture book about seashells. It's from one of my favorite nonfictionauthors, and the illustrations are gorgeous. Shark Lady: The True Story of How Eugenia Clark Became the Ocean’s Most Fearless Scientist, by Jess Keating, illustrated by MartaAlvirez Miguens—a true story, and a fascinating one too! This book follows the life of a fearless marine scientists, from a childhood with fish tanks to studying sharks underwater, out in the open ocean. High Tide for Horseshoe Crabs , by Lisa Kahn Schnell—a fascinating introduction to these ancient creatures and their lifecycle. This picture book is one of my long-time favorites, with layered text that makes it a great resource for both preschoolers and independent readers. Whale Trails, Now and Before , by Lesa Cline-Ransom, illustrated by G. Brian Karas—a neat comparison story showing the history of whaling alongside a modern-day whale watching adventure. Giant Squid, by Candace Fleming, illustrated by Eric Rohmann—an intriguing look at these mysterious deep-sea dwellers. This is a beautiful book with magnificent illustrations, in addition to being packed with information about these enormous animals.

Sea Turtles: Wildlife Books for Children, by Tristan Walters—a great introduction to sea turtles, including an explanation of what a sea turtle is, what their habits are, and what sorts of dangers they face. Most of the other books on this list are illustrated, but this one uses real photos.

Ocean Sunlight: How Tiny Plants Feed the Seas , by Molly Bang—a fascinating explanation of the way that plankton grows, and it's role feeding all kinds of marine animals. This is one I come back to regularly to look at solar energy and food chains.

Flying Deep: Climb Inside Deep-Sea Submersible Alvin , by Michelle Cusolito, illustrated by Nicole Wong—a tag-alongadventure with a deep sea science exploration.

Otis and Will Discover the Deep , by Barb Rosenstock,illustrated by Katherine Roy—a fascinating biography / adventure story abouttwo of the first submarine explorers.

Whale Fall: Exploring an Ocean Floor-Ecosystem , by Melissa Stewart, illustrated by Rob Dunlavy – What happens when a whale dies? This book explores one part of the food web in the ocean, as a whale’s body sinks to the ocean floor and turns into food for dozens of different species. Over and Under the Waves , by Kate Messner, illustrated by Christopher Silas Neal – another fun story from the entertaining Over and Under series with sea stars, otters, and so many other amazing ocean creatures. It’s a lovely story about exploring ecosystem together.  

Books for older readers:

The Big Book of the Blue , by Yuval Zommer—an incredible collection of ocean animals with fun facts about each of them. This is a great book for kids who love to browse information in small chunks.

Beachcombing: Exploring the Seashore , by Jim Arnosky—anatural journal / picture book by one of my long-time favorite authors &illustrators.

Seashore (One Small Square) , by Donald Silver—a detailed examination of the different kinds of life found along the beach. Secrets of the Sea , by Kate Baker—a beautiful collectionof ocean animals, from fish to starfish and plankton. This book is set upsomewhat like an encyclopedia, with oversize page and fabulous illustrations.

Octopuses!: Strange and Wonderful, by Laurence Pringle—a really in depthexploration of these amazing mollusks.Here Is the Coral Reef, by Madeleine Dunphy, illustrated by Tom Leonard—a marine variation on the House that Jack Built style of cumulative poem, showing how the connections between all the different animals living in a coral reef. Whales: An Illustrated Celebration , by Oseid Kelsey—adetailed description of whales, their classifications, and their lives.

Project Seahorse , by Pamela Turner—definitely a bookfor older readers, with more in depth information about sea horses, the dangersthey face and the ways a community is working to protect them. Little Monsters of the Ocean: Metamorphosis under the Waves , by Heather L. Montgomery—a detailed explanation of different kinds of ocean invertebrates and how they change as they grow.

And finally, this one isn’t a story, but a lively poetrycollection: A First Book of the Sea , by Nicola Davies. This is the thirdbook by Nicola Davies on my list, but we’ve read many of these authors’ bookson other topics as well!

Do you have any favorite ocean books? Which ones do you recommend reading?


Looking for more ideas? Check out these activities:
Playdough Stamps and Ocean Critters
Deep-sea Oceanscapes (finger painting)
Angler-fish Craft Project

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P.S. If you love learning about ocean animals, be sure to check out my science-themed coloring & activity book, Shrimp, Shrimp, Cuttlefish! This book focuses on more than 30 marine invertebrates with coloring pages and activities. You can find a sample coloring page from the book here. 
Shrimp, Shrimp, Cuttlefish is available on Amazon, or you can find it here.