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Larval Amphibians - Salamanders

Jefferson Salamander

Ambystoma jeffersonianum

Larvae length 35-60mm
Newly hatched larvae: dark greenish-grey dorsum, light grey to whitish belly; older larvae: mottled grey dorsum, silvery white ventum
Dorsal tail fin extends onto body almost to front legs; tail fin pigmented, appearing mottled
Costal grooves present
Eggs: loose jelly-like clusters attached to vegetation or submerged twigs; occasionally on pond bottom
Forms polyploid hybrids with Blue-Spotted Salamander; hybrids are female, and both adults and larvae appear similar to parent species
Habitat: temporary ponds, marshes, bogs, and roadside ditches near woodlands
COSEWIC: THREATENED; OMNR: THREATENED

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