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Spotflank puffer (Chelonodon pleurospilus) — Tetraodontidae

Spotflank puffer

Chelonodon pleurospilus

The Spotflank puffer (Chelonodon pleurospilus) is a fish of the family Tetraodontidae that grows up to 20 cm.

Length
20 cm
Substrate
Sand / mud bottom
Danger
Venomous / poisonous

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Description

The Spotflank puffer is a pufferfish (Tetraodontidae) from shallow coastal, brackish and estuarine water of the Indo-West Pacific. The species has a stocky, scaleless body with a brown to olive pattern of spots and a pale belly; when threatened it inflates with water into a ball. With a strong beak-like jaw it crushes molluscs and crustaceans. Its organs contain deadly tetrodotoxin; the fish must not be eaten.

Frequently asked questions

How do you recognise the Spotflank puffer?

The Spotflank puffer is mainly brown and shows a spots pattern. Bears venomous spines or tissue; handle with great care.

Where does the Spotflank puffer live?

The Spotflank puffer is mostly found around sand or mud bottom.

How big does the Spotflank puffer get?

The Spotflank puffer grows to a maximum of about 20 cm.

Is the Spotflank puffer dangerous to humans?

The Spotflank puffer is venomous — handle spines with care and seek medical help after a sting if needed. This fish contains tetrodotoxin, a powerful nerve poison with no antidote; do not eat it. After ingestion tingling, numbness, muscle weakness and breathing problems can develop within an hour. Call emergency services at once; prompt medical monitoring and breathing support are life-saving.

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All data

Identification

English name
Spotflank puffer sourced
Scientific name
Chelonodon pleurospilus
Family
Tetraodontidae
Other names
Blaasop beauty

Appearance

Size class
Medium
Max length (cm)
20 sourced
Dominant colour
Brown sourced
Pattern
Spots sourced
Tail shape
Rounded inferred
Mouth position
Beak-shaped sourced

Habitat & distribution

Substrate
Sand / mud bottom sourced
Origin
Native inferred

Behaviour & biology

Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Bears venomous spines or tissue; handle with great care. inferred

For anglers

Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Venomous / poisonous verified
First aid
This fish contains tetrodotoxin, a powerful nerve poison with no antidote; do not eat it. After ingestion tingling, numbness, muscle weakness and breathing problems can develop within an hour. Call emergency services at once; prompt medical monitoring and breathing support are life-saving. sourced

Status & sources

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

Same genus Chelonodon

More from the family Tetraodontidae

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