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Larval Amphibians - Salamanders


Necturus maculosus
  • Large; larvae length 160-200mm; spectacular tailed amphibian
  • Unlike the larvae of all other Ontario amphibians, the mudpuppy retains its larval gills into adulthood and never loses them
  • Young larvae have brownish black dorsum with yellowish stripe on each side of body extending well into tail; older larvae larger, reddish brown with black spots
  • Dorsal tail fin ends near point above vent.
  • Bushy gills may be large; smaller in water with high levels of dissolved oxygen; costal grooves present
  • Digits: 4 front, 4 hind (all other salamanders have 4 front, 5 hind digits, except the much smaller four-toed salamander)
  • Eggs: attached individually in groups under rocks and logs in water
  • Habitat: permanent water of creeks, bays, rivers or lakes

Learn about my adult form