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Japanese gizzard shad (Nematalosa japonica) — Clupeidae

Japanese gizzard shad

Nematalosa japonica
Family: Clupeidae

The Japanese gizzard shad (Nematalosa japonica) is a saltwater fish of the family Clupeidae that grows up to 19 cm.

Length
19 cm
Water
Saltwater
Diet
Carnivore
Behaviour
Schooling
Body shape
Torpedo-shaped
Substrate
Mixed bottom
Danger
Harmless
Range
Asia: China, Taiwan/Ch Taipei, Hong Kong, Japan, Ryukyu Is., Korea (South) and others
Edibility
Commonly eaten

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Description

The Japanese gizzard shad is a herring (Dorosomatidae) from coastal and brackish water of the northwest Pacific, off East Asia. The species grows to about 19 cm and has a deep, laterally compressed, silvery body with a keeled belly edge and an underslung mouth. As a schooling fish it swims in estuaries and coastal water and sifts phytoplankton and detritus with a muscular gizzard. It is a food fish. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Japanese gizzard shad?

The Japanese gizzard shad has a torpedo-shaped body and is mainly silver-grey.

Where does the Japanese gizzard shad live?

The Japanese gizzard shad lives in the sea (marine waters) and is mostly found around mixed bottom. Asia: China, Taiwan/Ch Taipei, Hong Kong, Japan, Ryukyu Is., Korea (South) and others

How big does the Japanese gizzard shad get?

The Japanese gizzard shad grows to a maximum of about 19 cm.

Is the Japanese gizzard shad dangerous to humans?

No, the Japanese gizzard shad is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

Is the Japanese gizzard shad edible?

Yes, the Japanese gizzard shad is commonly eaten.

More photos

Japanese gizzard shad (Nematalosa japonica) — Clupeidae — 2
iNaturalist ((c) Tse Chung Yi, some rights reserved (CC BY-NC))
Japanese gizzard shad (Nematalosa japonica) — Clupeidae — 3
iNaturalist ((c) sdyaung, some rights reserved (CC BY-NC))
Japanese gizzard shad (Nematalosa japonica) — Clupeidae — 4
iNaturalist ((c) Jiayuan Lin, some rights reserved (CC BY-NC))
Japanese gizzard shad (Nematalosa japonica) — Clupeidae — 5
Randall, John E. (CC0 1.0) via GBIF — USNM
Fin

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All data

Identification

English name
Japanese gizzard shad sourced
Scientific name
Nematalosa japonica
Family
Clupeidae
Other names
Japanese threadfin bream; Sardine; Whitestriped blue sprat verified

Appearance

Size class
Medium verified
Max length (cm)
19.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred
Mouth position
Inferior (downward) sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Mixed bottom sourced
Natural range
Asia: China, Taiwan/Ch Taipei, Hong Kong, Japan, Ryukyu Is., Korea (South) and others sourced
Origin
Native inferred

Behaviour & biology

Diet
Carnivore inferred
Diet (detail)
Small fishes, crustaceans and invertebrates inferred
Social behaviour
Schooling sourced
Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Edibility
Commonly eaten inferred
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Nematalosa

More from the family Clupeidae

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