North Central
DOWNLOAD DATA| Image | Species | Score | Quantity |
|---|---|---|---|
| Chironomids | 1 | 10 | |
| Freshwater shrimp | 5 | 100 | |
| Water-boatmen | 4 | 5 | |
| Caddis-fly Larvae (Trichoptera) | 7 | 90 | |
| Mayfly nymph (Ephemeroptera) | 7 | 30 | |
| Damselfly Nymph (Odonata) | 6 | 20 | |
| Water mites (Acarina) | 5 | 600 | |
| Side Swimmer/Scud (Amphipoda) | 4 | 80 | |
| Mosquito Larvae (Diptera) | 2 | 5 |
| Total bug score | ||
|---|---|---|
| Total abundance | 0 - 35 | 35+ |
| 0 - 200 | Poor | Good |
| 200+ | Fair | Very good |