Home · Dalatiidae · Longnose pygmy shark
Longnose pygmy shark (Heteroscymnoides marleyi) — Dalatiidae

Longnose pygmy shark

Heteroscymnoides marleyi
Family: Dalatiidae

The Longnose pygmy shark (Heteroscymnoides marleyi) is a saltwater fish of the family Dalatiidae that grows up to 29 cm.

Length
29 cm
Water
Saltwater
Depth
0.0–502.0 m
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Range
South America: Chile, South Africa

Want the complete picture on the Longnose pygmy shark?

Get the app

Description

The longnose pygmy shark is a very small deep-sea shark (Somniosidae) that is widespread but rarely seen in the cool southern oceans. The species grows to about 29 cm and has a dark, cigar-shaped body with a relatively long snout and light-producing organs on the belly. It lives in the deep water column of the open ocean and migrates to shallower water at night to hunt small fish and squid. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Longnose pygmy shark?

The Longnose pygmy shark has an elongate, eel-like body and is mainly black.

Where does the Longnose pygmy shark live?

The Longnose pygmy shark lives in the sea (marine waters) and is mostly found around mixed bottom. South America: Chile, South Africa

How big does the Longnose pygmy shark get?

The Longnose pygmy shark grows to a maximum of about 29 cm.

Is the Longnose pygmy shark dangerous to humans?

No, the Longnose pygmy shark 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.

Fin

Want the complete picture on the Longnose pygmy shark?

Point your camera at the fish and Fin names the species in seconds. Free, and the Longnose pygmy shark is one of 12,519 species in the app.

Get the app →

All data

Identification

English name
Longnose pygmy shark sourced
Scientific name
Heteroscymnoides marleyi
Family
Dalatiidae

Appearance

Size class
Medium verified
Max length (cm)
29.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Black sourced
Tail shape
Straight inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Mixed bottom sourced
Min depth (m)
0.0 verified
Max depth (m)
502.0 verified
Natural range
South America: Chile, South Africa 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

For anglers

Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. 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 Dalatiidae

Fin

Want the complete picture on the Longnose pygmy shark?

Point your camera at the fish and Fin names the species in seconds. Free, and the Longnose pygmy shark is one of 12,519 species in the app.

Get the app →
Is this the Longnose pygmy shark? Get the app