Dardanelles Spined Loach
Cobitis troasensis Freyhof, Bayçelebi & Geiger, 2018
First described in: Freyhof, J.; Bayçelebi, E.; Geiger, M. F. (2018). Review of the genus Cobitis in the Middle East, with the description of eight new species (Teleostei: Cobitidae). <em>Zootaxa.</em> 4535 (1): 1-75.
Descriptions from checklists and floras indexed by GBIF
biology_ecology
Habitat. Streams and rivers, usually on sand or fine gravel in slow or moderate fast-flowing waters. Biology. No data.
Handbook of Freshwater Fishes of West Asia
conservation
Conservation status. EN; appears to be declining within its very small range.
Handbook of Freshwater Fishes of West Asia
diagnosis
Diagnosis. Distinguished from other species of Cobitis in eastern Aegean basin by: ● 25 – 36, small, comma-shaped blotches in Z 4 along anterior and middle part of flank / ○ focal zone of subdorsal scale small, about ⅓ – ⅒ of vertical scale diameter / ○ flank without pigmentation below zone Z 4 / ○ body pale-yellowish or whitish / ○ blotches squarish or irregular shaped on posterior part of flank, rarely fused into short stripes / ○ one lamina circularis in male. Size up to 76 mm SL.
Handbook of Freshwater Fishes of West Asia
discussion
Remarks. Cobitis troasensis is found in sympatry with C. satunini, making it one of very few cases in which two species of Cobitis with one lamina circularis occur together. Hybridisation between both should be expected.
Handbook of Freshwater Fishes of West Asia
Where it has been recorded
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
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In the stacks
Searching the stacks…
Every page naming Cobitis troasensis in the Biodiversity Heritage Library →
From the GBIF Backbone Taxonomy and occurrence records (GBIF.org), with Wikipedia and the Source Library. GBIF species 9897619.