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Scalloped ribbonfish (Zu cristatus) — Trachipteridae

Scalloped ribbonfish

Zu cristatus
LC · Least Concern

The Scalloped ribbonfish (Zu cristatus) is a saltwater fish of the family Trachipteridae that grows up to 118 cm.

Length
118 cm
Water
Saltwater
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Open water
Danger
Harmless
Range
Worldwide in warm and temperate seas, including the eastern Atlantic and the Mediterranean Sea; meso- to bathypelagic.
Edibility
Not eaten

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Description

The scalloped ribbonfish is a strikingly shaped deep-sea fish of the family Trachipteridae (ribbonfishes) reaching about 1.2 metres. The strongly compressed, silvery body is deep at the front and tapers backward into a thin tail; the long dorsal fin is reddish and runs along the whole back. Juveniles have a scalloped lower edge to the body and thread-like fin rays, from which the species takes its name. It lives meso- to bathypelagically in the open water of warm and temperate seas worldwide, including the eastern Atlantic and the Mediterranean. As a predator it hunts small fish, squid and crustaceans. Because of its deep-sea life it is rarely seen; occasionally a specimen washes ashore or appears in shallow water.

Frequently asked questions

How do you recognise the Scalloped ribbonfish?

The Scalloped ribbonfish has an elongate, eel-like body, is mainly silver-grey and shows a plain pattern. Ribbon- to blade-shaped deep-sea fish with a deep body tapering towards the rear, a red dorsal fin and, in juveniles, a scalloped lower edge.

Where does the Scalloped ribbonfish live?

The Scalloped ribbonfish lives in the sea (marine waters) and is mostly found around open water. Worldwide in warm and temperate seas, including the eastern Atlantic and the Mediterranean Sea; meso- to bathypelagic.

How big does the Scalloped ribbonfish get?

The Scalloped ribbonfish grows to a maximum of about 118 cm.

Is the Scalloped ribbonfish dangerous to humans?

No, the Scalloped ribbonfish is harmless to humans. None required: this species is harmless to humans.

Is the Scalloped ribbonfish edible?

The Scalloped ribbonfish is not usually eaten.

More photos

Scalloped ribbonfish (Zu cristatus) — Trachipteridae — 2
iNaturalist ((c) Gabriel Jensen, some rights reserved (CC BY-NC))
Scalloped ribbonfish (Zu cristatus) — Trachipteridae — 3
iNaturalist ((c) Gonzalo Mucientes Sandoval, some rights reserved (CC BY-NC))
Scalloped ribbonfish (Zu cristatus) — Trachipteridae — 4
iNaturalist ((c) Claire Greenwell, some rights reserved (CC BY-NC))

Easily confused with

These species look like the Scalloped ribbonfish and live in the same waters.

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All data

Identification

English name
Scalloped ribbonfish verified
Scientific name
Zu cristatus
Family
Trachipteridae
Other names
Scalloped ribbonfish; Scalloped ribbon fish verified

Appearance

Size class
Extra large verified
Max length (cm)
118.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey sourced
Pattern
Plain sourced
Tail shape
Straight inferred
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 verified
Substrate
Open water sourced
Natural range
Worldwide in warm and temperate seas, including the eastern Atlantic and the Mediterranean Sea; meso- to bathypelagic. verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore verified
Diet (detail)
Small fishes, squid and crustaceans sourced
Social behaviour
Solitary verified
Territorial
No verified
Activity
Nocturnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
No verified
Seasonality
Deep-sea species of the open water; young animals have a strikingly different shape and sometimes give themselves away in shallow water. sourced
Special features
Ribbon- to blade-shaped deep-sea fish with a deep body tapering towards the rear, a red dorsal fin and, in juveniles, a scalloped lower edge. 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

More from the family Trachipteridae

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