The Thornback guitarfish (Platyrhinoidis triseriata) is a saltwater fish of the family Rhinobatidae that grows up to 91 cm.
Description
The thornback guitarfish is a ray from the eastern Pacific, along California and Baja California. The species grows to about 91 cm and has a flattened forebody with a rounded pectoral disc and a strong, shark-like tail with two dorsal fins. Rows of large thorns run over the back and tail, to which the name refers. Unlike stingrays it has no venomous spine. As a bottom-dweller it lies buried on sandy bottoms and eats crustaceans, molluscs and worms. The IUCN assesses the species as Least Concern (LC).
Frequently asked questions
How do you recognise the Thornback guitarfish?
The Thornback guitarfish has an irregular in shape body, is mainly brown and shows a plain pattern.
Where does the Thornback guitarfish live?
The Thornback guitarfish lives in the sea (marine waters) and is mostly found around sand or mud bottom.
How big does the Thornback guitarfish get?
The Thornback guitarfish grows to a maximum of about 91 cm.
Is the Thornback guitarfish dangerous to humans?
No, the Thornback guitarfish is harmless to humans.
Is the Thornback guitarfish edible?
The Thornback guitarfish is rarely eaten.
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Habitat & distribution
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More from the family Rhinobatidae
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