Other
Virginia Department of Game & Inland Fisheries: Snakehead Identification
This site provides an interesting comparison of the snakehead to the bowfin, American eel, and sea lamprey. Pictures and facts are presented in an easily readable manner. Why should we care and what can you do are other topics explored.
Smithsonian Institution
National Museum of Natural History: Ocean Planet: Biological Roulette: Alien Species
Click on the roulette wheel and see how some alien species were introduced into the United States and the effect they have had on our country. This is part of an archived Smithsonian exhibit.
Other
What Are Aquatic Nuisance Species and Their Impacts?
This site offers a basic explanation of what nonindigenous species are, their environmental and economic impacts, and public health concerns. Specific examples of nonindigenous animals and plants are given and the huge impact they have...