• Wizard Island

    Crater Lake

    National Park Oregon

Rough-skinned Newt (Taricha granulosa)

Rough-skinned Newt

A rough-skinned Newt (Taricha granulosa) similar to those found in the park.

US Fish & Wildlife Service (http://www.fws.gov/refuge/willapa/wildlife_and_habitat/rough_skinned_newt.html)

  • Biphasic lifestyle: eggs and larvae aquatic; adults “mostly” terrestrial
    • Adults typically occur in forested habitats
    • Some adults remain aquatic
  • Eggs laid singly and are covered by a rubbery capsule
    • Ovum is tan and cream
  • High elevations, larvae spend 1 yr in pond before metamorphosis
    • found in ponds
    • have a balancer organ
    • tall dorsal fin to shoulders
    • eyes at margins of head
  • Larvae return to breeding ponds 4 to 5 yrs later
  • Same as Mazama Newt?

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