Dive into our Great Lakes Lessons & Resources
Explore curated Great Lakes resources from Sea Grant and other partners.
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Printable: Lake Ontario Food Web
This food web graphic features major fish species of Lake Ontario and their main food sources,…
Printable: Lake Erie Food Web
This food web graphic features major fish species of Lake Superior and their main food sources,…
Printable: Lake Superior Food Web
This food web graphic features major fish species of Lake Superior and their main food sources,…
Printable: Lake Huron Food Web
This food web graphic features major fish species of Lake Huron and their main food sources,…
Printable: Lake Michigan Food Web
This food web graphic features major fish species of Lake Michigan and their main food sources,…
Video: (Almost) LIVE! from the Ocqueoc River
This video (13:01) showcasing the Ocqueoc river sea lamprey barrier. The video features USGS Hammond Bay…
Investigating Crayfish and Freshwater Ecosystems, Lesson 4 Native and Invasive Crayfish
Lesson Summary In this lesson, students explore native and invasive crayfish species of the Great Lakes…
Investigating Crayfish and Freshwater Ecosystems, Lesson 3 Crayfish Adaptations
Lesson Summary In this lesson, students explore crayfish adaptations that help them to survive in freshwater…
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