BMI ID Activity

Click the numbered links to view the image. Study it carefully. Download the Word document form, complete it, and submit your answers to the coordinator. A PDF version of the form is also available. Your answers will be reviewed and feedback provided.

Hint: Before using the form you may want to use a separate piece of paper to write the common or scientific name (e.g. Class/Order or Family) corresponding to the correct number; then complete the form and submit.


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The guide below is a tool to help identify most of the BMIs in the activity. For additional resources, see the additional information section.

ID images are courtesy of the Stroud Water Research Center. To practice even more, try this quiz.

Additional Information

  • Benthic Resources
    • Description: Provided here are a wide variety of resources that will help you become more familiar with benthic macroinvertebrates. There are examples of simple field guides, family-level manuals and a wide variety of additional resources.