Sunlight streams through giant kelp forest. Giant kelp, the fastest growing plant on Earth, reaches from the rocky reef to the ocean's surface like a submarine forest.
Species: Giant kelp, Macrocystis pyrifera
Location: Catalina Island, California
Image ID: 33433
A huge blue whale swims through the open ocean in this underwater photograph. The blue whale is the largest animal ever to live on Earth.
Species: Blue whale, Balaenoptera musculus
Location: San Diego, California
Image ID: 34567