University of California
Ucmp: Myxini Hagfishes
This site contains quite a bit of information about hagfishes. There are pictures as well.
Sheppard Software
Sheppard Software: Hagfish
This site gives an in-depth description of a hagfish, including its behavior, appearance, reproduction, and classification. The site includes photos and illustrations and an interactive quiz to test your understanding.
CK-12 Foundation
Ck 12: Biology: Fish Classification
[Free Registration/Login may be required to access all resource tools.] Discusses how fish are classified.
CK-12 Foundation
Ck 12: Biology: Fish Classification
[Free Registration/Login may be required to access all resource tools.] Discusses how fish are classified.
MarineBio Conservation Society
Marine Bio: Pacific Hagfishes
Illustrated reference guide features useful information on the Pacific hagfish with facts on physical characteristics, behavior, range, habitat, diet, and conservation status.
Wikimedia
Wikipedia: Hagfish
This site from the Wikipedia Encyclopedia provides a basic description of the characteristics of the hagfish. Also includes a chart that contains scientific classification information. Links are provided throughout for additional...
Other
Ocean Watch: Slimy, Blind Hagfish
Interesting account of a person's experiences and research on hagfish. Easy to read style covers much of the same ground as the college sites.
Other
Sea and Sky: Creatures of the Deep Sea: Atlantic Hagfish
A profile of information about the Atlantic Hagfish, including photos.