1. Functional Feeding Groups in stream macroinvertebrates

2. Dragonfly Larvae: lower lip is modified to snap up prey! Watch one hunting! Predator

3. Damselfly Larva: watch a video of one catching and eating a small fish

4. Predator Dobsonfly: check out the large jaws!

5. Scraper Water Pennies

6. Scraper Water Pennies

7. Blackfly Larva Collector

8. Shredder Cranefly Larvae

9. Caddisfly Larva Shredder

10. Predator? Scraper? Collector? Shredder? Guess the functional feeding group…

11. Predator? Scraper? Collector? Shredder? Guess the functional feeding group…