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Silver scabbardfish (Lepidopus caudatus) — Trichiuridae

Silver scabbardfish

Lepidopus caudatus
Family: Trichiuridae
LC · Least Concern

The Silver scabbardfish (Lepidopus caudatus) is a saltwater fish of the family Trichiuridae that grows up to 210 cm.

Length
210 cm
Water
Saltwater
Depth
42.0–620.0 m
Diet
Carnivore
Behaviour
Schooling
Activity
Nocturnal
Body shape
Snake-like
Substrate
Mixed bottom
Danger
Harmless
Range
Worldwide in temperate and subtropical seas, including the eastern Atlantic and the Mediterranean Sea, above the continental shelf and slope.
Edibility
Commonly eaten

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Description

The silver scabbardfish is a strikingly elongate marine fish of the family Trichiuridae reaching about 2 metres. The ribbon-like, strongly compressed body is mirror-bright silver and tapers backward into a thin tail with a small caudal fin; a single continuous dorsal fin runs along almost the entire back. The mouth is large and set with sharp, dagger-like teeth. The species lives over the continental shelf and slope in temperate and subtropical seas worldwide, including the eastern Atlantic and the Mediterranean. It makes a vertical migration and hunts mainly at night higher in the water column for fish, squid and crustaceans. Its firm white flesh makes it a valued food fish.

Frequently asked questions

How do you recognise the Silver scabbardfish?

The Silver scabbardfish has a snake-like body, is mainly silver-grey and shows a plain pattern. Very elongated, ribbon-shaped and mirror-smooth silvery body with a continuous dorsal fin along the whole back and a mouth full of sharp teeth.

Where does the Silver scabbardfish live?

The Silver scabbardfish lives in the sea (marine waters) and is mostly found around mixed bottom. Worldwide in temperate and subtropical seas, including the eastern Atlantic and the Mediterranean Sea, above the continental shelf and slope.

How big does the Silver scabbardfish get?

The Silver scabbardfish grows to a maximum of about 210 cm. On average the species is around 117 cm.

Is the Silver scabbardfish dangerous to humans?

No, the Silver scabbardfish is harmless to humans. None required: this species is harmless to humans.

Is the Silver scabbardfish edible?

Yes, the Silver scabbardfish is commonly eaten.

More photos

Silver scabbardfish (Lepidopus caudatus) — Trichiuridae — 2
iNaturalist ((c) Josh Sutton, some rights reserved (CC BY))
Silver scabbardfish (Lepidopus caudatus) — Trichiuridae — 3
iNaturalist ((c) Clinton Duffy, some rights reserved (CC BY-NC))
Silver scabbardfish (Lepidopus caudatus) — Trichiuridae — 4
iNaturalist ((c) Luke Foster, some rights reserved (CC BY-NC))

Easily confused with

These species look like the Silver scabbardfish and live in the same waters.

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All data

Identification

English name
Silver scabbardfish verified
Scientific name
Lepidopus caudatus
Family
Trichiuridae
Other names
Buttersnoek; Cutlassfish; Frostfish; Ribbonfish; Scabbard fish; Southern frostfish; Hairtail; Scabbardfish; Silver scabbard fish verified

Appearance

Size class
Extra large verified
Max length (cm)
210.0 verified
Average length (cm)
117.0 verified
Body shape
Snake-like sourced
Dominant colour
Silver / grey sourced
Pattern
Plain sourced
Tail shape
Forked inferred
Mouth position
Terminal inferred
Lips
Thin inferred
Barbels
No verified
Dorsal fins
One continuous sourced
Dorsal spines
No verified

Habitat & distribution

Water type
Saltwater sourced
Substrate
Mixed bottom sourced
Min depth (m)
42.0 verified
Max depth (m)
620.0 verified
Natural range
Worldwide in temperate and subtropical seas, including the eastern Atlantic and the Mediterranean Sea, above the continental shelf and slope. verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore verified
Diet (detail)
Worms, crustaceans, molluscs and benthic invertebrates inferred
Social behaviour
Schooling verified
Territorial
No verified
Activity
Nocturnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
No verified
levensduur_max_jaar
8.0 verified
Seasonality
Makes a vertical migration: deeper near the bottom during the day, higher in the water column at night to hunt. sourced
Special features
Very elongated, ribbon-shaped and mirror-smooth silvery body with a continuous dorsal fin along the whole back and a mouth full of sharp teeth. sourced

For anglers

Edibility
Commonly eaten verified
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
None required: this species is harmless to humans. sourced

Status & sources

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

Same genus Lepidopus

More from the family Trichiuridae

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