Missouri Botanical Garden
Missouri Botanical Garden: Temperate Oceans Light Zones
Discover the three zones in the ocean which are determined by the amount of light received from the sun. Pictures illustrate the three zones and there is a listing of the animals that live in each zone.
Science Struck
Science Struck: Understanding the Ocean Ecosystem
Describes the two organisms capable of photosynthesis in an ocean ecosystem, the different ocean zones and the plants and animals that live in them, some facts about the ocean, and the five oceans of the world.