Spring 2026

Diary of a Marine Biologist

  • Interest Level: Grade 2 - Grade 5
  • Reading Level: Grade 3

My name is Emma, and I am a marine biologist. A marine biologist is a scientist that studies life in the sea. Did you know that 70 percent of our planet is covered by oceans?

Follow the adventures of a marine biologist for a week, and learn about our magical, mysterious, watery world. Full of amazing facts, incredible creatures, and beautiful illustrations, this book gives you insights into:

  • Whale monitoring and how these enormous creatures talk to each other
  • How clownfish populations are increasing with the help of hatcheries
  • How giant cuttlefish are the chameleons of the sea and communicate by changing their skin color
  • Discovering a new species of sea snakes
  • How humans are building reefs to help protect diverse marine life from extinction
  • How surfing teaches us to ride the waves and understand the ocean
Format Your Price Add
978-1-76160-253-5
On pre-order until 02/03/2026
$19.99
Available at all major wholesalers and distributors. Save 25% off list price on library bound hardcovers and all eBook and eBook with Audio editions when you buy direct! Digital purchases will be accessed on Lerner Digital Bookshelf. An account will be created for you after purchase.
Interest Level Grade 2 - Grade 5
Reading Level Grade 3
Genre Science
Category 5 Kinds of Nonfiction, 5KN: Expository Literature
Copyright 2026
Publisher Walker Books Australia
Imprint Walker Books Australia
Language English
Number of Pages 32
Publication Date 2026-02-03
Text Type Narrative Nonfiction
BISACS JNF003150, JNF051050, JNF037070
Dimensions 10 x 11.25
Features Glossary, Original artwork, Teaching Guides, and eSource

Author, Illustrator: Anita Thomas

Anita Thomas is a marine biologist and university lecturer based in South Australia. She has been an environmental consultant for many organizations and has developed educational programs for schools. Anita also works with the restoration of marine and coastal ecosystems.

Illustrator: Sarah Wilkins

Sarah Wilkins is a New Zealand illustrator who has lived and worked her way around the world. Her award-winning illustrations have appeared on buildings, buses, bags, and many other curious places, but they feel most at home on the pages of beautiful books.

Lerner eSource™ offers free digital teaching and learning resources, including Common Core State Standards (CCSS) teaching guides. These guides, created by classroom teachers, offer short lessons and writing exercises that give students specific instruction and practice using Common Core skills and strategies. Lerner eSource also provides additional resources including online activities, downloadable/printable graphic organizers, and additional educational materials that would also support Common Core instruction. Download, share, pin, print, and save as many of these free resources as you like!

Diary of a Marine Biologist

My name is Emma, and I am a marine biologist. A marine biologist is a scientist that studies life in the sea. Did you know that 70 percent of our planet is covered by oceans? Follow the adventures of a marine biologist for a week, and learn about our… View available downloads →