Salamanders and a Newt
There are numerous salamander species and a single newt species in New England. These vertebrates belong to the order Caudata and are found in four families.
Necturidae
* Mudpuppy / Necturus maculosus
A mudpuppy
Ambystomatidae
Marbled salamander / Ambystoma opacum
Jefferson salamander / Ambystoma jeffersonianum
Blue spotted salamander / Ambystoma laterale
Spotted salamander / Ambystoma maculatum
Salamandridae
Red spotted newt / Notophthalmus v. viridescens
Plethodontidae
Northern dusky salamander / Demoghnathus fuscus
Northern redback salamander / Plethodon cinereus
Northern Redback Salamander
* Northern slimy salamander / Plethodon glutinosus
Four toed salamander / Hemidactylium scutatum
Northern spring salamander / Gyrinophilus p. porphyriticus
Northern two lined salamander / Eurycea bislineata
* species with a limited range in New England
Top photo Biology at Blogspot
mid-page photo courtesy Creative Commons license 
Brian Gratwicke