Hellbender

A detailed Summary of Hellbender

(Cryptobranchus alleganiensis alleganiensis)

Cryptobranchus alleganiensis alleganiensis is the largest

North American salamander, ranging in length from 30.5 to 74 cm

(Niering 1985). Eastern Hellbenders are members of the order of

tailed amphibians, Caudata and the family, Cryptobranchidae.

Along with C. a. bishopi, the Ozark Hellbender, it is one of the

two subspecies of hellbenders, also known as the Allegheny

C. a. alleganiensis is perennially aquatic, preferring clear

fast-moving rivers or large streams with rocky bottoms. Most

are found in water 12 to 46 cm deep and tend to avoid areas with

thick layers of silt (Hillis and Bellis 1971). It ranges from

the Susquehanna River and its tributaries in New York and

Georgia. It has also been recorded in Iowa (Bishop 1943).

male will dig a saucer-shaped nest-like cavity beneath a large,

of the hellbender, Cryptobranchus alleganiensis alleganiensis,

surface. The ventral surface is a lighter shade with few

C. a. alleganiensis has a dorsoventrally flattened body and

that the male will eat some of these eggs and therefore may

the Ohio River and its tributaries including the

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Approximate Pages = 2 (250 words per page double spaced)

Category: Science

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