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Speckled guitarfish (Pseudobatos glaucostigmus) — Rhinobatidae

Speckled guitarfish

Pseudobatos glaucostigmus
Family: Rhinobatidae
VU · Vulnerable

The Speckled guitarfish (Pseudobatos glaucostigmus) is a saltwater fish of the family Rhinobatidae that grows up to 64 cm.

Length
64 cm
Water
Saltwater
Diet
Carnivore
Behaviour
Solitary
Body shape
Irregular
Substrate
Sand / mud bottom
Danger
Harmless
Range
Eastern Pacific, from the Gulf of California to Central America.
Edibility
Rarely eaten

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Description

The speckled guitarfish is a ray-like fish of the family Rhinobatidae from the eastern Pacific, from the Gulf of California to Central America. The species reaches about 64 cm and has a striking form intermediate between ray and shark: a flattened, angular front with the disc, and a muscular, shark-like tail with two dorsal fins. The upper side is sandy brown with fine pale speckles. It lives on sand and mud bottoms in shallow coastal water, feeding on crustaceans, molluscs and small fishes. The species is ovoviviparous and bears live young. Unlike stingrays it has no venomous spine and is harmless.

Frequently asked questions

How do you recognise the Speckled guitarfish?

The Speckled guitarfish has an irregular in shape body, is mainly brown and shows a spots pattern. Intermediate form between ray and shark with a shark-like tail; harmless (no venomous sting), ovoviviparous.

Where does the Speckled guitarfish live?

The Speckled guitarfish lives in the sea (marine waters) and is mostly found around sand or mud bottom. Eastern Pacific, from the Gulf of California to Central America.

How big does the Speckled guitarfish get?

The Speckled guitarfish grows to a maximum of about 64 cm. On average the species is around 45 cm.

Is the Speckled guitarfish dangerous to humans?

No, the Speckled guitarfish is harmless to humans. None required: this species is harmless to humans.

Is the Speckled guitarfish edible?

The Speckled guitarfish is rarely eaten.

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All data

Identification

English name
Speckled guitarfish sourced
Scientific name
Pseudobatos glaucostigmus
Family
Rhinobatidae
Other names
Splaty-spotted guitarfish

Appearance

Size class
Large
Max length (cm)
64.0 sourced
Average length (cm)
45.0 verified
Body shape
Irregular sourced
Dominant colour
Brown inferred
Pattern
Spots inferred
Tail shape
Straight inferred
Mouth position
Inferior (downward) inferred
Lips
Thin inferred
Barbels
No sourced
Dorsal fins
Two separate inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Natural range
Eastern Pacific, from the Gulf of California to Central America. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Crustaceans, molluscs and small fishes sourced
Social behaviour
Solitary inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Intermediate form between ray and shark with a shark-like tail; harmless (no venomous sting), ovoviviparous. sourced

For anglers

Edibility
Rarely eaten sourced
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 Pseudobatos

More from the family Rhinobatidae

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