The Mysterious Macros
Check the CSI files in the evidence room to learn more about these mysterious creatures. See a photo of the macros, read a description, find out what they eat, what eats them, and what kind of metamorphosis they experience!
This is a hellgrammite we found at Caffee Creek.
1. A dragonflies' metamorphosis is
2. Alderflies usually indicate
EPA Biological Indicators of Watershed Health
Online Key to Identify Macroinvertebrates
U.S. Environment Protection Agency. Biological Indicators of Watershed Health. Retrieved November 2006 from http://www.epa.gov/bioindicators/html/worms.html .