A new species of trout from the northern drainages of Euphrates River, Turkey (Salmoniformes: Salmonidae)

J Fish Biol. 2020 Jun;96(6):1454-1462. doi: 10.1111/jfb.14321. Epub 2020 Apr 5.

Abstract

Salmo fahrettini, a new species, is distributed in the northern tributaries of the Euphrates River. It differs from other Salmo species in adjacent waters by a combination of the following characters: a greyish body; one black spot behind the eye and on the cheek; three to six black spots on the opercle; numerous black spots on the back (missing on the predorsal area), flank and middle part of body, surrounded by a roundish white ring; red spots in the median part of the body, surrounded by a roundish white ring; short and narrow maxilla; increase in the number of black and red spots with an increase in size; adipose fin medium size, no or rarely one red spot at its posterior edge; 109-116 lateral line scales; 27-30 scale rows between dorsal-fin origin and lateral line; 20-23 scale rows between the lateral line and anal-fin origin; maxilla length 8.8-10.0% standard length in males, 8.8-9.6 in females.

Keywords: anatolia; cytochrome b; freshwater fish; salmo; taxonomy.

MeSH terms

  • Animals
  • Female
  • Male
  • Pigmentation
  • Rivers*
  • Species Specificity
  • Trout / anatomy & histology
  • Trout / classification*
  • Turkey