Home · Diodontidae · Pelagic porcupinefish
Pelagic porcupinefish (Diodon eydouxii) — Diodontidae

Pelagic porcupinefish

Diodon eydouxii
Family: Diodontidae
LC · Least Concern

The Pelagic porcupinefish (Diodon eydouxii) is a saltwater fish of the family Diodontidae that grows up to 27 cm.

Length
27 cm
Water
Saltwater
Depth
1.0–? m
Diet
Carnivore
Behaviour
Schooling
Activity
Nocturnal
Body shape
Flat / disc-shaped
Substrate
Open water
Danger
Venomous / poisonous
Edibility
Not eaten

Description

The pelagic porcupinefish is a porcupinefish that occurs in the open water of all tropical oceans. The species grows to about 27 cm and has a body set with long spines and can inflate with water into a spiny ball. It swims in schools in open water and eats larger zooplankton and fish larvae. Like other porcupinefishes and puffers its body contains the nerve poison tetrodotoxin; the flesh is poisonous to eat. The IUCN assesses the species as Least Concern (LC).

Frequently asked questions

How do you recognise the Pelagic porcupinefish?

The Pelagic porcupinefish has a flattened, disc-shaped body, is mainly brown and shows a plain pattern.

Where does the Pelagic porcupinefish live?

The Pelagic porcupinefish lives in the sea (marine waters) and is mostly found around open water.

How big does the Pelagic porcupinefish get?

The Pelagic porcupinefish grows to a maximum of about 27 cm.

Is the Pelagic porcupinefish dangerous to humans?

The Pelagic porcupinefish is venomous — handle spines with care and seek medical help after a sting if needed.

Is the Pelagic porcupinefish edible?

The Pelagic porcupinefish is not usually eaten.

Download Fin's Fish Guide

Identify fish in seconds, log your catches and dives. Join the TestFlight beta.

Get the beta →

All data

Identification

Dutch name
Pelagische egelvis verified
English name
Pelagic porcupinefish verified
Scientific name
Diodon eydouxii
Family
Diodontidae
Other names
Pelagic porcupinefish verified

Appearance

Size class
Medium verified
Max length (cm)
27.0 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Brown inferred
Pattern
Plain sourced
Tail shape
Rounded inferred
Mouth position
Terminal sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
One continuous sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Open water sourced
Min depth (m)
1.0 verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Social behaviour
Schooling sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Sportvissen met kunstaas of (dood/levend) aasvis door te trollen, te werpen of drijvend te vissen in open water. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Venomous / poisonous verified

Status & sources

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

Same genus Diodon

More from the family Diodontidae

Download Fin's Fish Guide

Identify fish in seconds, log your catches and dives. Join the TestFlight beta.

Get the beta →