Chondrostoma beysehirense, Bogutskaya, 1997
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publication ID |
https://doi.org/10.1515/9783111677811 |
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DOI |
https://doi.org/10.5281/zenodo.17820336 |
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persistent identifier |
https://treatment.plazi.org/id/C85F87D2-FEF0-FEBB-28AB-FD7BFD25F96D |
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treatment provided by |
Felipe |
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scientific name |
Chondrostoma beysehirense |
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Chondrostoma beysehirense View in CoL
Common name. Beyşehir nase.
Diagnosis. Distinguished from other species of Chondrostoma in Central Anatolia and eastern Mediterranean basin by: ● body considerably compressed / ○ keels covered by scales on back in front of dorsal and on belly between pectoral and pelvic / ○ posterior scale margin markedly undulated / ○ 60−71 total lateral-line scales / ○ (6–7) 7–7 pharyngeal teeth / ○ 8–9½ branched dorsal rays / ○ 8−11½, usually 9½, branched anal rays / ○ 33−40 gill rakers / ○ thick cornified sheath covering lower lip. Size up to 251 mm SL.
Distribution. Türkiye: Lake Beyşehir basin.
Habitat. Fast to moderately fast-flowing rivers and streams, often with dense submerged vegetation and gravel substrate.
Biology. Feeds on periphyton scraped from hard substrate. Conservation status. VU; restricted to a few tributaries of the lake. Probably also inhabited lake, but currently absent due to invasion by non-native species.
Chondrostoma ceyhanense ; Ceyhan drainage, Türkiye; ~ 160 m SL.
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