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Chefoo thryssa (Thryssa chefuensis) — Engraulidae

Chefoo thryssa

Thryssa chefuensis
Family: Engraulidae

The Chefoo thryssa (Thryssa chefuensis) is a fish of the family Engraulidae that grows up to 12 cm.

Length
12 cm
Behaviour
Schooling
Substrate
Open water
Danger
Harmless

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Description

The Chefoo thryssa is an anchovy (Engraulidae) from shallow coastal and estuarine water of the northwest Pacific. The species grows to about 12 cm and has a slender, laterally compressed, silvery body with a keeled belly, a pointed snout and a large mouth reaching far back. As a social schooling fish it filters small zooplankton and small invertebrates in turbid coastal water. It is food for larger fish and seabirds. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Chefoo thryssa?

The Chefoo thryssa is mainly silver-grey.

Where does the Chefoo thryssa live?

The Chefoo thryssa is mostly found around open water.

How big does the Chefoo thryssa get?

The Chefoo thryssa grows to a maximum of about 12 cm.

Is the Chefoo thryssa dangerous to humans?

No, the Chefoo thryssa 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.

More photos

Chefoo thryssa (Thryssa chefuensis) — Engraulidae — 2
iNaturalist ((c) yuan1717, some rights reserved (CC BY-NC))
Chefoo thryssa (Thryssa chefuensis) — Engraulidae — 3
iNaturalist ((c) shudaonan, some rights reserved (CC BY-NC))
Chefoo thryssa (Thryssa chefuensis) — Engraulidae — 4
iNaturalist ((c) Charles, some rights reserved (CC BY-NC))
Chefoo thryssa (Thryssa chefuensis) — Engraulidae — 5
iNaturalist ((c) orcinusss, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Chefoo thryssa sourced
Scientific name
Thryssa chefuensis
Family
Engraulidae

Appearance

Size class
Small
Max length (cm)
12 inferred
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred

Habitat & distribution

Substrate
Open water sourced
Origin
Native inferred

Behaviour & biology

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

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 Thryssa

More from the family Engraulidae

Fin

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