New sighting of the endangered species blackchin guitarfish, Rhinobatos cemiculus, in the South Aegean Sea

Background: A new record of the endangered species blackchin guitarfish, Rhinobatos cemiculus (925 mm TL) is here reported from South Aegean Sea. On 11 January 2015, a single specimen was collected by longline off from the Kuşadası Bay, Turkey. This new finding confirms the presence of the species along the Anatolian coasts of Aegean Sea and shows that the species is occuring in the South Aegean Sea. Results: Rhinobatos cemiculus belonging to family Rhinobatidae was identified and its distribution was compared for the Aegean and Mediterranean Sea based on literature. The main identification and some measurements of morphometric characteristics were given. Conclusions: In terms of distribution of fish taxa, Aegean coasts of Turkey has the highest diversity with 449 species, which of 64 species belong to Elasmobranchii. This report aims to close information gaps in distribution endangered cartilaginous fish throughout the Turkish Aegean coasts.

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