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); mitsukurii: In honor of zoologist Kakichi Mitsukuri (1857-1909), Imperial University of Tokyo, who provided “free access” to specimens (See ETYFish).
Eponymy: Dr Kakichi Mitsukuri (1857–1909) was a Japanese zoologist who first went to the USA (1873) and achieved doctorates from Yale (1879) and from Johns Hopkins University (1883). [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Temperate; 57°N - 44°N
Asia: Japan and Kamchatka, Russia.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 17.4 cm TL male/unsexed; (Ref. 12323)
Short description
Identification keys | Morphology | Morphometrics
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Holcík, J., 1986. Lethenteron kessleri (Anikin, 1905). p. 220-236. In J. Holcík (ed.) The Freshwater fishes of Europe. Vol.1, Part I, Petromyzontiformes. (Ref. 12323)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
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