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Glassy cardinalfish (Pseudamiops gracilicauda) — Apogonidae

Glassy cardinalfish

Pseudamiops gracilicauda
Family: Apogonidae

The Glassy cardinalfish (Pseudamiops gracilicauda) is a saltwater fish of the family Apogonidae that grows up to 5 cm.

Length
5 cm
Water
Saltwater
Depth
5.0–30.0 m
Diet
Carnivore
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Stone or rock
Danger
Harmless

Description

The Glassy cardinalfish is a cardinalfish (Apogonidae) from shallow reef water of the Indo-West Pacific. The species grows to about 4 cm and has a stocky, semi-translucent body with large eyes and two dorsal fins. As a nocturnal fish it shelters by day in caves, crevices and under overhanging reef 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 Glassy cardinalfish?

The Glassy cardinalfish has an elongate, eel-like body and is mainly silver-grey.

Where does the Glassy cardinalfish live?

The Glassy cardinalfish lives in the sea (marine waters) and is mostly found around stony or rocky ground.

How big does the Glassy cardinalfish get?

The Glassy cardinalfish grows to a maximum of about 5 cm. On average the species is around 3 cm.

Is the Glassy cardinalfish dangerous to humans?

No, the Glassy cardinalfish is harmless to humans.

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All data

Identification

Dutch name
Slankstaart-grotbaars sourced
English name
Glassy cardinalfish sourced
Scientific name
Pseudamiops gracilicauda
Family
Apogonidae
Other names
Graceful-tailed cardinalfish; Slendertail cardinalfish verified

Appearance

Size class
Small verified
Max length (cm)
5.0 verified
Average length (cm)
3.4 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred
Dorsal fins
Two separate sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
5.0 verified
Max depth (m)
30.0 verified
Origin
Native inferred

Behaviour & biology

Diet
Carnivore inferred
Territorial
No inferred
Activity
Nocturnal sourced
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred

For anglers

Fishing method
Klein van stuk en nauwelijks een hengelsportdoel; wordt vooral incidenteel of als aasvis gevangen. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified

Status & sources

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

More from the family Apogonidae

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