Necturus lewisi (Neuse River Waterdog) - Range, ecology, life history, and conservation status. Necturus alabamensis (Alabama Waterdog, Black Warrior Waterdog) - Detailed physical description and facts on habitat, life history, and conservation status. Necturus beyeri (Gulf Coast Waterdog) - Image, physical traits, distribution, habitat, and life history of this species. Necturus punctatus (Dwarf Waterdog) - Physical traits, habitat, breeding, and diet of this amphibian. Necturus alabamensis - Photograph, taxonomy, description, range and habitat of the Black Warrior Waterdog. Necturus punctatus - Photograph, description, range and habitat of the Dwarf Waterdog. Necturus maculosus - Several photographs of the mudpuppy, description, natural range and habitat, housing, feeding and breeding. Necturus lewisi - Photograph of the Neuse River Waterdog, description, range, habitat and comments. Necturus beyeri - Photograph, taxonomy, description, range and habitat of the Gulf Coast Waterdog. Necturus lewisi (Neuse River Waterdog) - Photo and brief information on habitat and physical traits. Necturus punctatus (Dwarf Waterdog) - Images and brief facts on this species. Necturus maculosus: Mudpuppy - Photos, description, habitat, range, diet and reproduction. Necturus maculosus (Mudpuppy or Waterdog) - Range, habitat, physical characteristics, reproduction, behavior, and food habits. Includes images.