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Smith's cardinalfish (Jaydia smithi) — Apogonidae

Smith's cardinalfish

Jaydia smithi
Family: Apogonidae
NativeIntroduced

The Smith's cardinalfish (Jaydia smithi) is a saltwater fish of the family Apogonidae that grows up to 15 cm.

Length
14.5 cm
Water
Saltwater
Depth
22.0–230.0 m
Diet
Carnivore
Activity
Nocturnal
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
Asia: China, Taiwan/Ch Taipei, India, Indonesia, Maldives, Marshall Is. and others

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Description

Smith's cardinalfish is a small cardinalfish (Apogonidae) from the western Indian Ocean. The species grows to about 15 cm and has a stocky, silvery to red-brown body with dark crossbars and large eyes. As a nocturnal bottom-dweller it shelters by day near reefs and on sand and mud bottoms and hunts small zooplankton and crustaceans at night. The male broods the eggs in its mouth. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Smith's cardinalfish?

The Smith's cardinalfish has a torpedo-shaped body, is mainly silver-grey and shows a vertical stripes pattern.

Where does the Smith's cardinalfish live?

The Smith's cardinalfish lives in the sea (marine waters) and is mostly found around sand or mud bottom. Asia: China, Taiwan/Ch Taipei, India, Indonesia, Maldives, Marshall Is. and others

How big does the Smith's cardinalfish get?

The Smith's cardinalfish grows to a maximum of about 15 cm.

Is the Smith's cardinalfish dangerous to humans?

No, the Smith's cardinalfish 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

Smith's cardinalfish (Jaydia smithi) — Apogonidae — 2
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Smith's cardinalfish (Jaydia smithi) — Apogonidae — 3
Ofer Gon (CC BY 4.0) via GBIF — SAIAB
Smith's cardinalfish (Jaydia smithi) — Apogonidae — 4
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Smith's cardinalfish (Jaydia smithi) — Apogonidae — 5
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM

Easily confused with

These species look like the Smith's cardinalfish and live in the same waters.

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All data

Identification

English name
Smith's cardinalfish sourced
Scientific name
Jaydia smithi
Family
Apogonidae

Appearance

Size class
Small verified
Max length (cm)
14.5 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey sourced
Pattern
Vertical bars sourced
Tail shape
Forked inferred
Dorsal fins
Two separate sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
22.0 verified
Max depth (m)
230.0 verified
Natural range
Asia: China, Taiwan/Ch Taipei, India, Indonesia, Maldives, Marshall Is. and others sourced
Origin
Native inferred

Behaviour & biology

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

For anglers

Fishing method
Small in size and barely an angling target; mostly caught incidentally or as baitfish. 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 Jaydia

More from the family Apogonidae

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