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Deal fish (Trachipterus trachypterus) — Trachipteridae

Deal fish

Trachipterus trachypterus
LC · Least Concern

The Deal fish (Trachipterus trachypterus) is a saltwater fish of the family Trachipteridae that grows up to 300 cm.

Length
300 cm
Water
Saltwater
Depth
100.0–600.0 m
Diet
Carnivore
Behaviour
Solitary
Body shape
Snake-like
Substrate
Open water
Danger
Harmless
Range
Eastern Atlantic (western Mediterranean Sea, Morocco to Namibia and South Africa); western and southeastern Pacific.
Edibility
Not eaten

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Description

The Mediterranean dealfish is a rare, striking deep-sea fish of the family Trachipteridae that can reach up to 300 cm. The body is greatly elongated, ribbon-like and strongly compressed, with a bright silvery colour; only the front of the head and parts of the jaws are black, and a faint dark blotch marks the body. The species characteristically swims with its head held up. It lives bathypelagically in the Mediterranean, eastern Atlantic and Pacific, usually between 100 and 600 m, hunting squid and midwater fishes. Its eggs and larvae occur near the surface. The dealfish has no value as food.

Frequently asked questions

How do you recognise the Deal fish?

The Deal fish has a snake-like body, is mainly silver-grey and shows a spots pattern. Rare, greatly elongated ribbon-shaped deep-sea fish with a silvery, strongly laterally flattened body; swims with the head upwards.

Where does the Deal fish live?

The Deal fish lives in the sea (marine waters) and is mostly found around open water. Eastern Atlantic (western Mediterranean Sea, Morocco to Namibia and South Africa); western and southeastern Pacific.

How big does the Deal fish get?

The Deal fish grows to a maximum of about 300 cm.

Is the Deal fish dangerous to humans?

No, the Deal fish is harmless to humans. None required: this species is harmless to humans.

Is the Deal fish edible?

The Deal fish is not usually eaten.

More photos

Deal fish (Trachipterus trachypterus) — Trachipteridae — 2
P.C. Heemstra (CC BY 4.0) via GBIF — SAIAB
Deal fish (Trachipterus trachypterus) — Trachipteridae — 3
SAIAB (CC BY 4.0) via GBIF — SAIAB
Deal fish (Trachipterus trachypterus) — Trachipteridae — 4
Wikimedia Commons — John Stevenson Bushnan (Public domain)
Deal fish (Trachipterus trachypterus) — Trachipteridae — 5
iNaturalist ((c) jonaspottier, some rights reserved (CC BY-NC))

Easily confused with

These species look like the Deal fish and live in the same waters.

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All data

Identification

English name
Deal fish verified
Scientific name
Trachipterus trachypterus
Family
Trachipteridae
Other names
Dealfish; Mediterranean dealfish; Peregrine ribbon fish; Peregrine ribbonfish; Ribbon fish verified

Appearance

Size class
Extra large verified
Max length (cm)
300.0 verified
Body shape
Snake-like sourced
Dominant colour
Silver / grey sourced
Pattern
Spots sourced
Mouth position
Superior (upward) inferred
Lips
Thin inferred
Barbels
No verified
Dorsal fins
One continuous sourced
Dorsal spines
No verified

Habitat & distribution

Water type
Saltwater sourced
Substrate
Open water sourced
Min depth (m)
100.0 verified
Max depth (m)
600.0 verified
Natural range
Eastern Atlantic (western Mediterranean Sea, Morocco to Namibia and South Africa); western and southeastern Pacific. verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore verified
Diet (detail)
Small fishes, crustaceans and zooplankton inferred
Social behaviour
Solitary verified
Territorial
No verified
Reproduction
Separate sexes verified
Sexual dimorphism
No verified
Seasonality
Rare bathypelagic species (100-600 m); eggs and larvae occur near the surface. sourced
Special features
Rare, greatly elongated ribbon-shaped deep-sea fish with a silvery, strongly laterally flattened body; swims with the head upwards. sourced

For anglers

Edibility
Not eaten verified
Fishing method
Angling with lures or (dead/live) baitfish by trolling, casting or drift fishing in open water. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
None required: this species is harmless to humans. sourced

Status & sources

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

Same genus Trachipterus

More from the family Trachipteridae

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