Chondrostoma colchicum Derjugin, 1899

Çiçek, Erdoğan, Sungur, Sevil, Fricke, Ronald & Seçer, Burak, 2023, Freshwater lampreys and fishes of Türkiye; an annotated checklist, 2023, Turkish Journal of Zoology 47 (6), pp. 324-468 : 395-397

Chondrostoma colchicum Derjugin, 1899 [N] ― Transcaucasian nase/Kababurun balığı

Taxonomy. Original description: Chondrostoma colchicum Derjugin (ex Kessler) 1899: 164 (17), Pl. 9 (figs. 2-3) [Rion River and Tchoroch River and tributary near Batumi, Georgia, Eurasia; syntypes: ZIN 5298-99 (2, 3), 11505 (1), 11517 (1)]. ― Synonyms: Chondrostoma awhasicum Kamensky, 1901 ; Chondrostoma colchicum var. tschorochica Kamensky, 1901 . ― Revisions: None. ― Illustration: Derjugin (1899: 164 (17), Pl. 9 (figs. 2-3)).

Status in Türkiye. Listed in previous checklists from Türkiye by Kuru (2004); Geldiay and Balık (2007); Fricke et al. (2007); Kuru et al. (2014); Çiçek et al. (2015, 2020). ― Turkish material: None.

Distribution and habitat. Distribution in Türkiye: Black Sea watersheds. ― Distribution in river basins: 14-Yeşilırmak, 22-Doğu Karadeniz, 23-Çoruh. ― General distribution: Eurasia: Black Sea watersheds ( Türkiye, Armenia, Azerbaijan and Georgia). ― Distribution in ecoregions: 433-Western Transcaucasia. ― Habitat: This species inhabits a wide range of slowly to fast-flowing rivers and streams with gravel or rocky substrates. Freshwater.

Economic importance. Locally commercially important.

Conservation. Conservation status in Türkiye: Unknown. ― IUCN: LC (IUCN, 2023). ― Threats: CON. ― Low sensitivity to human activities. ― Not considered a keystone species. ― Decline status: Decreasing. ― Low priority for conservation action.

Chondrostoma cyri Kessler, 1877 [N] ― Kura nase/ Kababurun

Taxonomy. Original description: Chondrostoma cyri Kessler, 1877: 137 , Pl. 5 (fig. 21) [Kura River, Tbilisi, Georgia, Eurasia; syntypes: (8) BMNH 1897.7.5.27 (ex St. Petersberg Univ.) (1), ZIN 10919 (2)]. ― Synonyms: Chondrostoma leptosoma (non-Berg, 1914). ― Revisions: None. ― Illustration: None.

Status in Türkiye. Listed in previous checklists from Türkiye by Kuru (2004) as Chondrostoma oxyrhynchum cyri ; Geldiay and Balık (2007) as Chondrostoma oxyrhynchum ; Fricke et al. (2007); Kuru et al. (2014) as Chondrostoma oxyrhynchum ; Çiçek et al. (2015, 2020). ― Turkish material: None.

Distribution and habitat. Distribution in Türkiye: Kura-Aras River basin. ― Distribution in river basins: 24- Aras. ― General distribution: Eurasia: Kura-Aras River basin, Caspian Sea basin. ― Distribution in ecoregions: 434-Kura - South Caspian Drainages. ― Habitat: This species inhabits piedmont and mountain rivers with strong currents and rock to gravel bottoms. Freshwater.

Economic importance. Locally commercially important.

Conservation. Conservation status in Türkiye: Unknown. ― IUCN: LC (IUCN, 2023). ― Threats: CON. ― Low sensitivity to human activities. ― Not considered a keystone species. ― Decline status: Decreasing. ― Low priority for conservation action.

Chondrostoma fahirae => Turcichondrostoma fahirae Chondrostoma holmwoodii ( Boulenger, 1896) [E] ― Izmir nase/Kababurun

Taxonomy. Original description: Capoeta holmwoodii Boulenger, 1896: 153 [Between north coast of Smyrna (İzmir) and Troy, Türkiye. syntypes: BMNH 1893.1 .14.7- 8 (2)]. ― Synonyms: None. ― Revisions: None. ― Illustration: None .

Status in Türkiye. Recorded from Türkiye in the original description by Boulenger (1896). Listed in previous checklists from Türkiye by Kuru (2004) as Chondrostoma holmwoodii meandrense ; Geldiay and Balık (2007); Fricke et al. (2007); Kuru et al. (2014); Çiçek et al. (2015, 2018 a, 2020). ― Turkish material: BMNH.

Distribution and habitat. Distribution in Türkiye: Western basins of Türkiye. ― Distribution in river basins: 4-Kuzey Ege, 5-Gediz, 6-Küçük Menderes, 7-Büyük Menderes. ― General distribution: Asia Minor: Aegean Sea tributaries, western Anatolia ( Türkiye). ― Distribution in ecoregions: 429-Western Anatolia. ― Habitat: This species inhabits medium-sized streams to large rivers with rocky or gravel substrates and swift to moderately fast currents. Freshwater.

Economic importance. Locally commercially important.

Conservation. Conservation status in Türkiye: VU. ― IUCN: VU (IUCN, 2023). ― Threats: ABS, CLI, CON, EUT, HAB. ― Moderate sensitivity to human activities. ― Not considered a keystone species. ― Decline status: Decreasing. ― Moderate priority for conservation action. Chondrostoma holmwoodii meandrensis => Chondrostoma meandrense

Chondrostoma kinzelbachi Krupp, 1985 [N] ― Orontes nase/Kababurun

Taxonomy. Original description: Chondrostoma kinzelbachi Krupp, 1985: 27 , fig. 1 [Tributary of Karasu Çayi near Tahtaköprü dam, Türkiye, 36°52′N, 36°40′E; holotype: SMF 17127]. ― Synonyms: None. ― Revisions: Bogutskaya (1997: 170); Robalo et al. (2007: 370). ― Illustration: Krupp (1985c: fig. 1).

Status in Türkiye. Recorded from Türkiye in the original description by Krupp (1985c). Listed in previous checklists from Türkiye by Kuru (2004); Geldiay and Balık (2007); Fricke et al. (2007); Kuru et al. (2014); Çiçek et al. (2015, 2018 a, 2020). ― Turkish material: SMF.

Distribution and habitat. Distribution in Türkiye: Orontes River basin. ― Distribution in river basins: 19- Asi. ― General distribution: Asia Minor, Middle East: Orontes River basin ( Türkiye and Syria).― Distribution in ecoregions: 437-Orontes. ― Habitat: This species inhabits medium-sized streams and large rivers with a rocky or gravel substrate and swift to moderately fast currents. It actually inhabits a large reservoir from which it is believed to migrate to inflowing streams to spawn. Freshwater.

Economic importance. Locally commercially important.

Conservation. Conservation status in Türkiye: Unknown. ― IUCN: EN (IUCN, 2023). ― Threats: ABS, CLI, CON, COM, EUT, HAB. ― High sensitivity to human activities. ― Not considered a keystone species. ― Decline status: Decreasing. ― High priority for conservation action.

Chondrostoma leptosoma => Chondrostoma cyri Chondrostoma meandrense Elvira, 1987 [E] ― Menderes nase/Kababurun

Taxonomy. Original description: Chondrostoma holmwoodii meandrensis Elvira, 1987: 120 [Isikli, Türkiye; holotype: ZMH 6720 (ex 2487: 1)]. ― Synonyms: None. ― Revisions: None. ― Illustration: None .

Status in Türkiye. Recorded from Türkiye in the original description by Elvira (1987). Listed in previous checklists from Türkiye by Kuru (2004); Fricke et al. (2007); Kuru et al. (2014); Çiçek et al. (2015, 2018 a, 2020). ― Turkish material: ZMH.

Distribution and habitat. Distribution in Türkiye: Büyük Menderes River basin. ― Distribution in river basins: 7-Büyük Menderes. ― General distribution: Asia Minor: Aegean Sea tributary, Büyük Menderes River, Denizli and Afyonkarahisar provinces ( Türkiye). ― Distribution in ecoregions: 429-Western Anatolia. ― Habitat: This species inhabits medium-sized streams and springs to large rivers with rocky or gravel substrates and swift to moderately fast currents. Freshwater.

Economic importance. Locally commercially important.

Conservation. Conservation status in Türkiye: VU. ― IUCN: VU (IUCN, 2023). ― Threats: ABS, CLI, CON, EUT, HAB. ― High sensitivity to human activities. ― Not considered a keystone species.― Decline status: Decreasing. ― High priority for conservation action.