The following links represent a comprehensive compilation of map and other database resources publicly available for invasive and pest species in Maine. The Vital Signs program invites participation and submissions from the general public in addition to educators and expert reviewers.
Global Invasive Species Database (www.issg.org)
Provider: IUCN-World Conservation Union
Lists species recorded in the GISD from Maine. Includes photos, distribution, management/impacts, references and contacts
All-taxa Forest Pests
Eastern Forest Environemtal Threat Center (threatsummary.forestthreats.org)
Provider: US Forest Service
From insects to diseases this all-taxa resource has photos, species descriptions and distribution info.
Vital Signs (vitalsignsme.org)
Provider: Gulf of Maine Research Institute
Educational effort engaging school age participants and other contributors who make observations to be confirmed by experts. Focuses on many invasive species as well as select native species. Citizen science at its best.
Pest Tracker (pest.ceris.purdue.edu)
Provider: Purdue Univ. / US Dept. of Agriculture
Photos and Cooperative Agricultural Pest Survey (CAPS) results focusing on agricultural pest species.
Invasive Plants Atlas of New England (IPANE – nbii-nin.ciesin.columbia.edu/ipane)
Provider: Univ. of Connecticut
Includes an excellent compendium of records compiled from botanical collections, surveys and trained volunteers. County-level distribution is available for some species!
Provider: Univ. of Georgia – Center for Invasive Species and Ecosystem Health
Excellent resource containing a multitude of spatial data sets of invasive plant species including the IPANE dataset described above.
UMaine Herbaria (herbaria.umaine.edu)
The terrestrial plant resources listed above include specimens vouchered at UMaine but you can search their dataset directly which also includes lichen, moss, fungi and algal collections!
Marine Invader Tracking and Information System (MITIS – massbay.mit.edu/mitis)
Provider MIT Sea Grant
Houses data collected through the Rapid Assessment Surveys and other survey and monitoring efforts for marine invaders.
Nonindigineous Aquatics (nas.er.usgs.gov)
Provider: US Geological Survey
USGS repository for aquatic species information – includes known distribution maps and factsheets.
Image Description: ISSG Screenshot
Image Description: Easter Forest Threat Center
Image Description: Vital Signs - Maine
Image Description: Pest Tracker
Image Description: Invasive Plants Atlas of New England
Image Description: EddMapS
Image Description: Marine Invader Tracking and Information System
Image Description: Nonindigineous Aquatics