Aquatic Plant and Animal Resources
The following documents, websites, presentations and videos provide useful information on how to identify aquatic plants and animals and to determine if they are invasive. Visit our Species On The Move page for maps and links showing which invasive species are spreading in the Northeast and to learn more about them.
This is an excellent two page guide from the Maine Center for Invasive Aquatic Plants that helps people with no previous plant identification experience learn how to quickly determine if a plant is invasive or not.
This pamphlet describes the threat of Asian clams, zebra and quagga mussels and what they look like.
This guide provides a summary of the more common native and invasive aquatic plants seen in NH.
This guide provides great pictures of invasive plant species and look-a-like native ones.
These pages provide side-to-side color images of more common invasive and native aquatic plant species.
This is a very thorough guide from the Maine Center for Invasive Aquatic Plants on learning how to identity invasive and native aquatic plants.
This pamphlet provides color photographs and characteristics of fourteen highly invasive plant species.
This video created by the New Hampshire Lakes Association summarizes the problems aquatic invasive species pose for NH waterbodies.
Laurie Callahan, Aquatic Biologist, gave this detailed presentation to volunteers at our June 27th Invasive Species Refresher meeting.
Amy Smagula, NHDES Exotic Species Coordinator, presented the material on these slides at our June 18th Invasive Species Refresher meeting.
This website provides a lot of useful information about aquatic invasive plant species.
This is a great website that describes what invasive animal and plant species look like and allows you to create your own guide.
Another great website that provides useful information on what invasive and native aquatic plants look like.
This online database provides a wealth of information on invasive animal and plant species including maps and images.
This website provides descriptions, videos and images of invasive animal and plant species.