Describes the problems associated with the Great Lakes sea lamprey invasion and how Canada and the United States have been able to control their numbers.
Learn more about, a family of jawless fish. Watch how hagfishes are able to choke their would-be predators with gill-clogging slime. Also watch how hagfishes are actively preying on other fish in New Zealand waters.
Explains what lampreys are and goes over their characteristics, behavior, reproduction, and relationship to humans.