A video and a short multiple-choice quiz on the topic of aquatic ecosystems. It discusses the difference between freshwater and saltwater ecosystems, then explains what the three ecozones are in a marine ecosystem.

Students will investigate three aquatic ecosystems (pond, stream, bog) to determine the relative pollution index and the water quality of each ecosystem. They will collect and analyze the benthic organisms found in each system and...

Try these five multiple-choice questions about aquatic ecosystems. After answers are submitted, students can review their mistakes.

In this activity, students' use a pH sensor and Temperature Sensor to measure and compare the pH and temperature of three aquariums over a period of several weeks. They will compare and understand how plants and animals affect the water...

In this hands on activity students will learn how to identify basic macroinvertebrate using a dichotomous key. They will complete a chart used by the MPCA and we will discuss why an ecosystem may not be healthy or not.

For this activity, students visit a local stream over a 9-week period to take measurements of its chemical and physical attributes, and collect information about the life forms it supports. After exploration, they will choose what they...

[Free Registration/Login may be required to access all resource tools.] Aquatic biomes can be generally classified based on the amount of salt in the water. Freshwater biomes have less than 1% salt and are typical of ponds and lakes,...

At this site from the Missouri Botanical Garden, you can learn about the wide variety of plant and animal life in or around fresh water ecosystems. Click on the links to "wetlands," "Ponds and Lakes," or "Rivers and Streams" to view...

[Free Registration/Login may be required to access all resource tools.] Students will recognize aquatic biomes and understand the adaptations necessary to survive in one.

Students explore Earth's most important natural resource, water, and learn about how the planet's aquatic biomes thrive and support life.

[Free Registration/Login may be required to access all resource tools.] In this module, students will learn about the cycles of nature (water, carbon, nitrogen, and phosphorus) that support the flow of nutrient matter through an...

[Free Registration/Login may be required to access all resource tools.] An overview of aquatic biomes.

This is a comprehensive and detailed site providing information on aquatic macroinvertebrates. The emphasis is on biomonitoring of water quality through quantitative assessment of numbers and types of small aquatic organisms.

3rd grade students in Springfield, Massachusetts created this field guide as part of a learning expedition on ecosystems and pond life. Students did fieldwork in the city park and worked with local experts, closely examining the ponds....

Healthy riparian areas have much higher levels of biodiversity than other types of ecosystems, as explained in this fact sheet. Unfortunately, this also attracts more people, which can contribute to degradation of the ecosystem if the...

This presentation provides information about the characteristics of several different freshwater ecosystems.

Visit this GeoStory to discover the wetland ecosystems across the United States.

Learn about the oceanic pelagic ecosystem. Find out about plants, animals, adaptations, and conservation efforts.

Wetlands are an important part of our ecosystem. They are often called the kidneys of the land. Learn about wetlands, where they are located, their value, and what threatens them.

Learn about wetlands ecosystems. Find out about plants, animals, adaptations, and conservation efforts.

World Biomes is a site covering five of the major world biomes: aquatic, desert, forest, grassland, and tundra. It gives information on the various sub-divisions of the biomes and provides numerous images.

High levels of mercury exposure can cause birth defects, permanent brain or kidney damage, and/or death. This resource focuses on the impacts of mercury in the environment. Learn how mercury can reap havoc on lakes and other aquatic...

Teach students to be more aware of issues surrounding aquatic animals and their habitats. Includes lesson, extension activities, and evaluation ideas.

Kids learn about the freshwater aquatic biome. Ecosystems such as rivers, streams, ponds, lakes, wetlands, swamps, and bogs.