General Impacts | National Invasive Species Information Center

Provides resources for the general impacts of invasive species, with information why invasives are harmful. See related information:

Spotlights

Pennsylvania Governor’s Invasive Species Council Shares Results of First Statewide Invasive Impacts Survey, Announces Pilot Management Program
- Mar 13, 2023
- Pennsylvania Department of Environmental Protection.
- The Pennsylvania Governor’s Invasive Species Council shared findings from the first statewide survey of impacts from invasive plants, insects, pathogens and animals, and announced that a pilot test of a regional invasive species management program will launch this summer. The Governor’s Invasive Species Council conducted the Pennsylvania Invasive Species Impacts Survey last fall to hear directly from Pennsylvanians about impacts they’re experiencing from invasives.
Help USDA Estimate Feral Swine Damage to U.S. Agriculture
- Jul 22, 2022
- USDA. Animal and Plant Health Inspection Service.
- USDA’s National Agricultural Statistics Service (NASS), in coordination with the National Feral Swine Damage Management Program, is conducting a Feral Swine Survey. NASS mailed questionnaires to more than 11,000 producers growing corn, soybeans, wheat, rice, peanuts, and sorghum in Alabama, Arkansas, California, Florida, Georgia, Louisiana, Mississippi, Missouri, North Carolina, South Carolina, and Texas during the last week of June 2022. If you or someone you know received a survey, please be sure to send in your responses by August 12, 2022. Use the Respondent Portal to complete surveys, track upcoming surveys, view data visualizations and reports, and more.
Why We Should Care About Invasives
- Wisconsin Department of Natural Resources.

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Selected Resources

The section below contains highly relevant resources for this subject, organized by source.

Council or Task Force

Stop Aquatic Hitchhikers! Impacts of Aquatic Invasive Species
- Aquatic Nuisance Species Task Force. Stop Aquatic Hitchhikers.
- Aquatic invasive species pose an ongoing threat to the environment, economy, recreation, and human health and safely. These species are a direct driver of biodiversity loss, yet also hinder economic development, serve as vectors of disease, decrease the aesthetic value of nature, and prevent recreational activities. Keep reading to learn more about these specific threats.
What are the Impacts of Invasive Species?
- Central Kootenay Invasive Species Society (Alaska).

Partnership

How Are Invasive Species Harmful?
- Reduce Risks from Invasive Species Coalition.
Invasive Alien Species Impact
- CaribbeanInvasives.org.
Why Should I Care about Invasive Plants? [PDF, 1.13 MB]
- Midwest Invasive Plant Network.
- See also: MIPN Products and Publications for more resources

International Government

The Impacts of Invasive Alien Species in Europe
- 2012
- European Environment Agency.
- The purpose of this report is to raise awareness among key stakeholders, decision-makers, policymakers and the general public about the environmental and socioeconomic impacts of IAS. Twenty-eight dedicated species accounts are provided to highlight the various types of impacts. These species accounts are based on thorough, up-to-date scientific information from recent research and studies, and highlight the multifaceted impacts of IAS at both the global and regional levels.
Why Invasive Alien Species Are a Problem
- Government of Canada.

State and Local Government

Aquatic Invasive Species - Impacts of AIS
- Montana Fish, Wildlife, and Parks.
Invasive Species of Idaho - Why It Matters
- Idaho State Department of Agriculture.

Academic

What Are Invasive Species, and Why Should We Be Concerned About Them?
- eXtension.

Professional

Impacts to Forest Health
- Invasive Species Centre (Ontario).
What Is At Risk
- Invasive Species Centre (Ontario).