NOAA
Noaa: Ocean Facts on Marine Fish Habitats
The depletion of marine fish habitats from NOAA affects more than just the fish - it can affect you too! Learn facts about the importance of habitat preservation for science, and for people like you.
CK-12 Foundation
Ck 12: Life Science: Mammal Characteristics
[Free Registration/Login may be required to access all resource tools.] What is a mammal? They walk, run, swim, and fly. They live in the ocean, fly in the sky, walk on the prairies, and run in the savanna. There is a tremendous amount...
The Franklin Institute
The Franklin Institute: Treasures at Sea
Learn about ocean systems and habitats. Lots of reading, writing, games, and interactive activities. Colorful and fun.