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Variegated cardinalfish (Jaydia poecilopterus) — Apogonidae

Variegated cardinalfish

Jaydia poecilopterus
Family: Apogonidae

The Variegated cardinalfish (Jaydia poecilopterus) is a fish of the family Apogonidae that grows up to 10 cm.

Length
10 cm
Diet
Carnivore
Activity
Nocturnal
Substrate
Stone or rock
Danger
Harmless

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Description

The Variegated cardinalfish is a cardinalfish (Apogonidae) from shallow reef water of the Indo-West Pacific. The species grows to about 10 cm and has a stocky, silvery to semi-translucent body with large eyes and two dorsal fins; some relatives carry light organs in the belly. As a nocturnal fish it shelters by day in crevices and under coral and hunts small zooplankton and small crustaceans by night. The male broods the eggs in his mouth. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Variegated cardinalfish?

The Variegated cardinalfish is mainly silver-grey.

Where does the Variegated cardinalfish live?

The Variegated cardinalfish is mostly found around stony or rocky ground.

How big does the Variegated cardinalfish get?

The Variegated cardinalfish grows to a maximum of about 10 cm.

Is the Variegated cardinalfish dangerous to humans?

No, the Variegated 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.

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All data

Identification

English name
Variegated cardinalfish sourced
Scientific name
Jaydia poecilopterus
Family
Apogonidae
Other names
Pearly-finned cardinalfish; Cardinalfish; Pearlyfin cardinalfish; Pearly-finned cardinal-fish

Appearance

Size class
Small
Max length (cm)
10 inferred
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred
Dorsal fins
Two separate sourced

Habitat & distribution

Substrate
Stone or rock 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

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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