Annulus Formation in Tigris-nase (Chondrostoma regium (Heckel, 1843))

Authors : Nazmi POLAT, Aysun GÜMÜŞ, Şevket KANDEMİR

Pages : 959-964

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Publication Date : 0000-00-00

Article Type : Research Paper

Abstract :In this study, scales from Tigris-nase insert ignore into journalissuearticles values(Chondrostoma regium, insert ignore into journalissuearticles values(Heckel,1843);); inhabiting the Suat Uğurlu Dam were studied and the ages were determined. Time of annulus formation was derived from annual changes of opaque and hyaline zones on scale margins. It was concluded that new insert ignore into journalissuearticles values(scale annuli in the); Tigris-nase begin to form in October and are completed in February.
Keywords : Chondrostoma regium, scale, age determination, annulus formation