Science Struck
Science Struck: Learn All About the Ocean Food Chain
Read about the different predators, consumers, and producers that make up an ocean food chain.
NASA
Nasa Earth Observatory: What Are Phytoplankton? Fact Sheet
Learn about the characteristics of and different species of phytoplankton. Topics highlighted in this article include photosynthesis, global change, and the marine food chain.
NASA
Nasa Earth Observatory: Upper Crust
Learn how krill fight for survival as the sea ice melts and the population decreases. Discover how krill relate to our food chain and learn about their development.
Enchanted Learning
Enchanted Learning: Plankton
Enchanted Learning takes a basic look at a basic organism: plankton. Learn the definition of plankton, zooplankton and phytoplankton; the first link in the marine food chain.
Science Struck
Science Struck: A Helpful Guide to Understand the Photic Zone
The photic zone is the upper layer of the ocean where sunlight can penetrate and support photosynthesis. This article explains the characteristics of this zone, the food chain that exists there, the adaptations of the plants and animals,...
Science Struck
Science Struck: Decomposers in the Ocean: Role and Examples
Describes five different types of decomposers that feed on decaying organic matter in the oceans and that are at the bottom of the ocean food chain.
World Wildlife Fund for Nature
Wwf: Our Earth: Ecoregions: Habitats: Oceans
An introduction and overview of the ocean habitat, the largest habitat on Earth. Includes links to information about three animals that live in this habitat.