Invasive Species are non-native aquatic and terrestrial plants, animals and pathogens that have a harmful impact on natural resources and the human use of those resources.
Aquatic Nuisance Species (ANS)Aquatic Nuisance Species are aquatic plants and animals that invade lakes, reservoirs, rivers and streams. Examples of ANS are the zebra mussel, quagga mussel, New Zealand mudsnail, Asian carp or Eurasian watermilfoil. ANS can also include fish pathogens and diseases, such as viral hemorrhagic septicemia (VHS) or whirling disease. >> Learn more.