Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Petromyzonti (lampreys) >
Petromyzontiformes (Lampreys) >
Petromyzontidae (Northern lampreys) > Lampetrinae
Etymology: Lethenteron: Etymology not explained, perhaps lethalis (L.), lethal, or lethe (Gr.), forgetting or forgetfulness; enteron (Gr.) intestine, presumably referring to “degenerate and non-functional” intestine of adult L. appendix (See ETYFish).
Issue
To be completed when paper version is published.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Temperate
Asia: Japan
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Sakai, H., A. Iwata, K. Watanabe and A. Goto, 2024. Taxonomic re-examination of Japanese brook lampreys of the genus Lethenteron with descriptions of two new species, Lethenteron satoi sp. nov. and Lethenteron hattai sp. nov., and re-description of Lethenteron mitsukurii. Ichthyol. Res.: online. (Ref. 133111)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Tools
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