Overview

Overview

Boreal Top, (Zoogenetes harpa), a terrestrial snail listed as Special Concern, has an olive-green shell that is approximately 2.5mm wide. It is typically found in low, wet places such as leaf litter and moss near the edges of lakes and swamps.

State status

Status and Natural Heritage Inventory documented occurrences in Wisconsin

The table below provides information about the protected status - both state and federal - and the rank (S and G Ranks) for Boreal Top (Zoogenetes harpa). See the Working List Key for more information about abbreviations. Counties shaded blue have documented occurrences for this species in the Wisconsin Natural Heritage Inventory database. The map is provided as a general reference of where occurrences of this species meet NHI data standards and is not meant as a comprehensive map of all observations.

Note: Species recently added to the NHI Working List may temporarily have blank occurrence maps.

Species guidance

A guidance document is not available at this time. Use the information from the other tabs and contact local biologists, as needed, to develop management and avoidance strategies.

Other resources

Links to additional Boreal Top information

Other links related to aquatic and terrestrial snails

• NatureServe Explorer
• Animal Diversity Web - University of MI Museum of Zoology [exit DNR]
• The Field Museum [exit DNR]
• The Field Museum [exit DNR]

Photos/Video

Photos

Click to view a larger version. Please considering donating a photo to the Natural Heritage Conservation Program for educational uses. Photo use