Dive into our Great Lakes Lessons & Resources
Explore curated Great Lakes resources from Sea Grant and other partners.
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Investigating Crayfish and Freshwater Ecosystems, Lesson 9 Community Presentations and Engagement
Lesson Summary Students make presentations and/or create videos about their crayfish research project(s). In this way,…

Investigating Crayfish and Freshwater Ecosystems, Lesson 8 From Mental Maps to GIS: Modeling Data with Visualization and Mapping
Lesson Summary Students are engaged by creating mental maps of their local watershed or the larger…

Investigating Crayfish and Freshwater Ecosystems, Lesson 7 Crayfish as Indicator Species
Lesson Summary Students will first read about a hypothetical mysterious phenomenon about crayfish disappearing from a…

Investigating Crayfish and Freshwater Ecosystems, Lesson 6 Competing Crayfish Game
Lesson Summary In this lesson, students model impacts of invasive species by playing an engaging game…

Investigating Crayfish and Freshwater Ecosystems, Lesson 5 Collecting Reliable Crayfish Data
Lesson Summary In this lesson, students participate in a scientific field study* and apply what they…

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…

Investigating Crayfish and Freshwater Ecosystems, Lesson 2 Invasive Crayfish and Community Changes
Lesson Summary Students first read about mysterious population changes in a freshwater ecosystem, then create line…

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