Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Osmeriformes (Freshwater smelts) > Osmeridae (Smelts)
Etymology: Hypomesus: Greek, hypo = under + Greek,mesos = a half (Ref. 45335); nipponensis: From the Japanese name for the Kuril Island chain..

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; freshwater; brackish; pelagic; anadromous (Ref. 51243). Temperate

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Asia: Japan to the Korean Peninsula (not confirmed by Ref. 33312). USA report adverse ecological impact after introduction.

Length at first maturity / Size / Weight / Age

Maturity: L_m 6.5, range 6 - 7 cm
Max length : 17.0 cm TL male/unsexed; (Ref. 5723)

Short description Morphology | Morphometrics

Dorsal spines (total): 0; Dorsal soft rays (total): 8-10; Anal spines: 0; Anal soft rays: 12 - 19; Vertebrae: 53 - 57. Vomer T-shaped with well-developed posterior process; periphery of glossohyal bone with single row of conical teeth, central part toothless; gill rakers 10(7-11) + 23(20-25) = 32(29-36); pyloric caeca 4(1-6); base of adipose fin less then 20% of head length; eye large; adipose eyelid absent.

Found in open water of impoundments and their tributaries, in fresh and brackish water. Primarily a brackish water species (Ref.33312). Anadromous (Ref. 37812).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Saruwatari, T., J.A. López and T.W. Pietsch, 1997. A revision of the ormerid genus Hypomesus Gill (Teleostei: Salmoniformes), with a description of a new species from the southern Kuril Islands. Species Diversity 2:59-82. (Ref. 33312)

IUCN Red List Status (Ref. 126983)

Least Concern (LC) ; Date assessed: 16 March 2020

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Potential pest (Ref. 13364)

Human uses

Fisheries: commercial; aquaculture: commercial

FAO - Publication: search | FishSource |

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Internet sources

Hypomesus nipponensis McAllister, 1963