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The 'Northern Brook Lamprey' or ''Ichthyomyzon fossor'' is a fish typically found in North America.
Lampreys are identified as a long and slender fish, but lacking lower jaws which results in a downward facing mouth. Its body has no scales. The upper body of the Northern Brook Lamprey is dark grey or brown with a tail that is a darker shade of grey or black. The base of the dorsal fin is usually tan. The sides of the body are silver coloured. Lampreys have an average body length of about 15 centimeters (6 inches), clearly visible segments between the gills and anus, a continuous dorsal fin, an oval shaped caudual fin, a single nostril, and seven gill pores.

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References

★ Reighard and Cummins,Description of a new species of lamprey of the genus
★ Ichthyomyzon
★ , 1916

External links

★ [[1]]