Interactive Map of EFB Spread Over Time

Author: European Frog-bit Collaborative
Year: 2026
Shareability:

Type: Graphic, Tool
Topic: Dispersal, Monitoring/ Sampling

 

 

This interactive map allows you to see where EFB has invaded since 1950 using a variety of data sources. See the map’s “?” button for more information.

Link to interactive map

Animated GIF of these observations over time through August 2026:

EFB spread over time across the Great Lakes region.

Open resource