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Mountain Brook Lamprey

Mountain Brook Lamprey

Ichthyomyzon greeleyi

Mountain Brook Lamprey occurs in medium-sized and smaller streams with clean sand and is found in the Allegheny watershed where it is native. It has increased in range and abundance in the last 30 years and although it is restricted it seems secure. It is classified as Special Concern.

Mountain brook lamprey fish atlas map.
Distribution map for Mountain Brook Lamprey