The halavi guitarfish (Glaucostegus halavi) is a critically endangered species of ray in the Glaucostegidae family. It is found in the Indo-West Pacific (Red Sea to Gulf of Oman, with unconfirmed records in the area east of Oman). It has only been recorded twice, in 1997 and 2004, in the levantine waters, the question of its permanent settlement in the Mediterranean Sea remains open.Guide of Mediterranean Skates and Rays (Glaucostegus halavi). Oct. 2022. Mendez L., Bacquet A. and F. Briand. http://www.ciesm.org/Guide/skatesandrays/glaucostegus-halavi Its name is derived from the Arabic word (halawi).an Arabic zoological dictionary by Maj. - General Amin Malouf, M. D. 3rd edition 1985 page 203 and in Arabic معجم الحيوان للفريق امين المعلوف الطبعة الثالثة 1985 دار الرائد العربي ص 203
Halavi guitarfish are usually large with a short, wide snout with a rounded tip. They are typically a yellow/gray color, which helps them blend in on the sea floor. Averagely, they are born at around 29 cm, but can grow to be 171 cm.
They commonly prey on small molluscs and bony fish.
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