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Spreadfin skate (Dipturus olseni) — Rajidae

Spreadfin skate

Dipturus olseni
Family: Rajidae

The Spreadfin skate (Dipturus olseni) is a saltwater fish of the family Rajidae that grows up to 69 cm.

Length
69 cm
Water
Saltwater
Depth
55.0–385.0 m
Body shape
Irregular
Substrate
Sand / mud bottom
Danger
Harmless

Description

The Spreadfin skate is a skate (Rajidae) from the Gulf of Mexico in the western Atlantic. The species grows to about 69 cm and has a flattened, diamond-shaped body with broad pectoral fins and a long tail with rows of thorns. Unlike stingrays it has no venomous spine. As a bottom-dweller it searches sand and mud bottoms for worms, crustaceans and small fish; it lays eggs in horny capsules. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Spreadfin skate?

The Spreadfin skate has an irregular in shape body and is mainly brown.

Where does the Spreadfin skate live?

The Spreadfin skate lives in the sea (marine waters) and is mostly found around sand or mud bottom.

How big does the Spreadfin skate get?

The Spreadfin skate grows to a maximum of about 69 cm.

Is the Spreadfin skate dangerous to humans?

No, the Spreadfin skate is harmless to humans.

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All data

Identification

Dutch name
Spreidvin-rog sourced
English name
Spreadfin skate sourced
Scientific name
Dipturus olseni
Family
Rajidae
Other names
Spreadfin skate verified

Appearance

Size class
Large verified
Max length (cm)
69.0 verified
Body shape
Irregular sourced
Dominant colour
Brown sourced
Tail shape
Straight inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
55.0 verified
Max depth (m)
385.0 verified
Origin
Native inferred

Behaviour & biology

Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred

For anglers

Fishing method
Bodemvissen met natuurlijk aas (worm, garnaal of vis) op of vlak boven de bodem. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified

Status & sources

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

Same genus Dipturus

More from the family Rajidae

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