''Lethenteron reissneri'', the Far Eastern brook lamprey, is a
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
of non-parasitic
lamprey
Lampreys (sometimes inaccurately called lamprey eels) are an ancient extant lineage of jawless fish of the order Petromyzontiformes , placed in the superclass Cyclostomata. The adult lamprey may be characterized by a toothed, funnel-like s ...
. It is found in lakes and rivers in China, Japan, Korea, Mongolia, and the Russian Far East. It may be identical to the Siberian brook lamprey, ''
Lethenteron kessleri''.
[''Lampreys of the World: FAO Species Catalogue for Fishery Purposes.'' Available fo]
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References
reissneri
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