North Central
DOWNLOAD DATAImage | Species | Score | Quantity |
---|---|---|---|
Chironomids | 1 | 15 | |
Freshwater shrimp | 5 | 12 | |
Caddis-fly Larvae (Trichoptera) | 7 | 20 | |
Damselfly Nymph (Odonata) | 6 | 60 | |
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) | 4 | 30 |
Total bug score | ||
---|---|---|
Total abundance | 0 - 35 | 35+ |
0 - 200 | Poor | Good |
200+ | Fair | Very good |