Japanese smelt (Hypomesus nipponensis) fish species and information / pictures of Japanese smelt - Hypomesus nipponensis

Japanese smelt (Hypomesus nipponensis) fish species information

Scientific Name
Hypomesus nipponensis

Common Name
Japanese smelt

Biology
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.

Classification

Classified By

McAllister, 1963

Class

Ray-finned fishes (Actinopterygii)

Order

Smelts (Osmeriformes)

Family

Smelts (Osmeridae)

Distribution

Region

Asia

Distribution

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

Range

Unknown

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

pelagic

Environment

Freshwater; brackish; pelagic; anadromous (Ref. 51243)

Trophic Level

3.2 s.e. 0.42 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

False

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

17.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5313 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial; aquaculture: commercial

Vulnerability

Low to moderate vulnerability (29 of 100)

Resilience

High, minimum population doubling time less than 15 months (tm=1; post-spawning mortality almost 100%)

Threat To Humans

Potential pest (Ref. 13364)

IUCN Red List Status

Not Evaluated