Localities: Hammervatnet: 18.06.1991
| Reporter: | Levanger videregående skole |
| Site: | Hammervatnet () |
| Date: | 1991-06-18 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Chironomus sp. |
| Number: | 3 |
| Original: | Ja |
| Species: | Cloeon dipterum |
| Number: | 1 |
| Original: | Ja |
| Species: | Dicrotendipes lobiger |
| Number: | 1 |
| Original: | Ja |
| Species: | Paratanytarsus penicillatus |
| Number: | 1 |
| Original: | Ja |
| Species: | Polypedilum sp. |
| Number: | 3 |
| Original: | Ja |
| Species: | Psectrocladius sordidellus gr. |
| Number: | 1 |
| Original: | Ja |
| Species: | Psectrocladius sp. |
| Number: | 17 |
| Original: | Ja |
| Species: | Psectrocladius sp. |
| Number: | 12 |
| Original: | Ja |
| Species: | Tanytarsus sp. |
| Number: | 1 |
| Original: | Ja |