This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1111/jfb.14321. A new species of trout from the northern drainages of Euphrates River, Turkey (Salmoniformes: Salmonidae) Running head: New trout species from Turkey DAVUT TURAN †* , GÖKHAN KALAYCI † , YUSUF BEKTAŞ ‡ , CÜNEYT KAYA † AND ESRA BAYCELEBI † † Department of Basic Sciences, Faculty of Fisheries, Recep Tayyip Erdogan University, Rize, Turkey ‡ Department of Biology, Faculty of Arts and Sciences, Recep Tayyip Erdogan University, Rize, Turkey *Author to whom correspondence should be addressed: e-mail: dvtturan@yahoo.com This article is protected by copyright. All rights reserved.