Marine Life 101 (63)
Learn about marine biology, what marine biology is and the basics of oceanic life. Learn what distinguishes oceanic life from terrestrial life.

Marine Life Profiles (76)
Profiles of different types of marine life. Learn about species of plankton, marine algae, and marine invertebrates and vertebrates.

Habitat Profiles (19)
About 70% of our planet is covered with water. Most of this water is salt water, made up of the oceans covering the Earth. Within these oceans, there are many different types of habitat, ranging from freezing polar ice to tropical coral reefs. Here you will find profiles of the major marine habitats and the organisms that inhabit them.

Evolution (7)
Learn how marine life evolved and about how marine species are classified.

Marine Conservation (27)
Conservation and protection of marine life is becoming more important as we better understand the importance of the oceans and our impacts on them. Learn about conservation issues, current events and threats to marine life, ways to help the ocean and how to become an ocean activist.

Watching and Photography (42)
Discover marine life through whale watching, Scuba diving and more. Learn tips for how to photograph marine life above water and underwater and view marine life image galleries.

Resources and Lesson Plans (10)
There's a lot to learn about marine life. Explore study guides, find lesson plans for teachers, and test your knowledge with marine life quizzes and games.

Marine Careers (8)
Want to work with marine life? Explore career paths for budding marine biologists, look at job opportunities and listings, find an internship or summer program, or volunteer to help the marine environment.