Discover marine creatures from the tiny zooxanthellae that make the coral reefs home to the giant mammals of the vast seas. This resource provides very clear explanations and pictures to teach about the marine ecosystems of shorelines, temperate oceans, tropical oceans. Full description.

The New Zealand Ministry of Fisheries provides a fact sheet describing fishing methods used around the world and the modern technology used for fish-finding and electronic navigation. Simple diagrams illustrate each item. Related fact sheets accessed via live links discuss fisheries conservation, marine fisheries, human impacts on fisheries, general ocean life, and several topics especially relevant ... Full description.

This feature is from an article in National Geographic Magazine about a 2000 expedition into Canada's Foxe Basin to research the Atlantic Walrus. It includes field notes, photos, and audio/video clips. Full description.

This activity integrates art and science as students use books and other sources to learn more about the creatures that live in the ocean. Once they have learned about various sea creatures and their habitats, they will construct an undersea environment in their classroom. Full description.

This site explores the plant and animal communities that exist within an estuary. Specifically, it examines the planktonic, pelagic, benthic and intertidal communities, and focuses on organisms that are characteristic of the community, how scientists investigate these organisms, and why such organisms are important to the biological community of estuaries. Additionally, the site provides specific ... Full description.

Life Without Light presents material describing the unique animal communities surrounding deep-sea methane seep habitats in the Gulf of Mexico. Visitors can study numerous photographs and brief text descriptions of tubeworms, mussels, ice worms, and other organisms that inhabit an ecosystem that exists in total darkness. Other materials include an article on deep-sea submersibles, videos of sea life ... Full description.

These three lessons focus on the effect of fluctuations of temperature on aquatic life. Topics include effects on the growth and survival rate of aquatic plants, how the metabolic rate of clams is affected by a change in temperature, and the optimal temperature for the hatching and development of brine shrimp eggs. Full description.

Arctic Science Journeys Radio (ASJ) is a free service that offers interesting stories about science, culture, and the environment of the far north. This audio file of a radio story describes the research of one scientist into the animals and plants that live within the ice of the Arctic Ocean. Full description.

With this interactive simulation, students can learn about Mako sharks, Sandbar sharks, and Nurse sharks, including facts about their habitats and migration. They will study the tagging procedure, including tools and processes used, and try to predict where a shrk will be in order to try to tag one. Full description.

This site offers facts and information, photographs, classroom activities, games, and other materials related to marine biology and geared towards elementary schol students and teachers. Topics include fish, mollusks, crustaceans, echinoderms, mammals, endangered species, and others. Full description.