Confirmed Reports of Tree-of-heaven in iMapInvasives

NY iMapInvasives

NY iMapInvasives is an online, collaborative, GIS-based database and mapping tool that serves as the official invasive species database for New York State. Learn more about iMap.

Welcome to


Featured species:

Species Tier Lists

The invasive species tier lists use a standardized approach based on the invasion curve to categorize species with current data and expert input.

Monthly Webinar Series

NYNHP hosts a webinar each month on a variety of topics from using iMap to create maps and reports, to joining the Certified Trainers Network.

View Maps & Dashboards

NY iMapInvasives and partners have created online maps and dashboards to view iMap data, derivative products, and related invasive species information.