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Pulsing luminous roughy (Aulotrachichthys pulsator) — Trachichthyidae

Pulsing luminous roughy

Aulotrachichthys pulsator

The Pulsing luminous roughy (Aulotrachichthys pulsator) is a saltwater fish of the family Trachichthyidae that grows up to 8 cm.

Length
8 cm
Water
Saltwater
Depth
0–25.0 m
Activity
Nocturnal
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Oceania: Australia

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Description

The Pulsing luminous roughy is a roughy (Trachichthyidae) from deeper rocky and slope water around Australia and the Indo-West Pacific. The species grows to about 12 cm and has a deep, laterally compressed, reddish body with large eyes, spiny scales and a light organ on the belly. As a nocturnal fish it shelters in caves and crevices by day and hunts small plankton and small crustaceans at night. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Pulsing luminous roughy?

The Pulsing luminous roughy has a torpedo-shaped body and is mainly red-orange.

Where does the Pulsing luminous roughy live?

The Pulsing luminous roughy lives in the sea (marine waters) and is mostly found around stony or rocky ground. Oceania: Australia

How big does the Pulsing luminous roughy get?

The Pulsing luminous roughy grows to a maximum of about 8 cm.

Is the Pulsing luminous roughy dangerous to humans?

No, the Pulsing luminous roughy 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
Pulsing luminous roughy sourced
Scientific name
Aulotrachichthys pulsator
Family
Trachichthyidae
Other names
Golden roughy sourced

Appearance

Size class
Small verified
Max length (cm)
8.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Red / orange sourced
Tail shape
Forked inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Max depth (m)
25.0 verified
Natural range
Oceania: Australia sourced
Origin
Native inferred

Behaviour & biology

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

More from the family Trachichthyidae

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