Mousavi-Sabet, H., S. Vatandoust,H. R. Esmaeili, M. F. Geiger & J. Freyhof. 2015. Cobitis avicennae, a new species of spined loach from the Tigris River drainge (Teleostei: Cobitidae). Zootaxa, 3914 (5): 558–568. (1.648)

Piria, M., R. Rajeev & J. Freyhof. 2015. Editorial 2015: Efforts towards better quality in the Croatian Journal of Fisheries (Ribarstvo). Croatian Journal of Fisheries, 73: 1-5.

Yang, L., T. Sado, M. V. Hirt, E. Pasco-Viel, M. Arunachalam, J. Li, X. Wang, J. Freyhof, K. Saitoh, A. M. Simons, M. Miya, S. He & R. L Mayden. 2015. Phylogeny and polyploidy: Resolving the classification of cyprinine fishes (Teleostei: Cypriniformes). Molecular Phylogenetics and Evolution, 85: 97-116. (4.02)

Mousavi-Sabet, H., G. Sayyadzadeh, H. R. Esmaeili, S. Eagderi, R. Patimar & J. Freyhof. 2015. Paracobitis hircanica, a new crested loach from the southern Caspian Sea basin (Teleostei: Nemacheilidae). Ichthyological Exploration of Freshwaters, 24: 339-346. (1.01)

Dümpelmann, C, & J. Freyhof. 2015. First record of the fathead minnow Pimephales promelas Rafinesque, 1820 in Germany. Lauterbornia, 79: 173-180.

Freyhof J., G. Sayyadzadeh, H. R. Esmaeili & M. Geiger, 2015. Review of the genus Paraschistura from Iran with description of six new species (Teleostei: Nemacheilidae). Ichthyological Exploration of Freshwaters, 26:1-48. (1.01)

Harrison, I., García, N., Freyhof, J., Neubert, E., Amr, Z., Van Damme, D., & Cumberlidge, N. 2015. Chapter 1. Background. pp. 1-6. In: García, N., Harrison, I., Cox, N. and Tognelli, M.F. (compilers). (2015). The Status and Distribution of Freshwater Biodiversity in the Arabian Peninsula. Gland, Switzerland, Cambridge, UK and Arlington, USA: IUCN.

Kissling, D., A. Hardisty, E. Alonso Garcia, M. Santamaria, F. De Leo, G. Pesole, J. Freyhof, D. Manset, S. Wissel, J. Konijn & W. Los. 2015. Towards global interoperability for supporting biodiversity research on essential biodiversity variables (EBVs). Biodiversity, DOI: 10.1080/14888386.2015.1068709

Sayyadzadeh, G., · H. R. Esmaeili &· J. Freyhof . 2015.  Garra mondica, a new species from the Mond River drainage with remarks on the genus Garra from the Persian Gulf basin in Iran (Teleostei: Cyprinidae). Zootaxa, 4048:75-89. DOI:10.11646/zootaxa.4048.1.4. (0.91)

 Behrens-Chapuis,· S., F. Herder, · H. R. Esmaeili,· J. Freyhof, · N. A. Hamidan,· M. Özuluğ,· R. Šanda· & M. F. Geiger. 2015. Adding nuclear rhodopsin data where mitochondrial COI indicates discrepancies – can this marker help to explain conflicts in cyprinids? DNA Barcodes, 3: 187-199.

Darwall, W. & J. Freyhof. 2015. Lost fishes, who is counting? The extend of threat to freshwater fish biodiversity. Pp 1-35. In: Closs G. P., M. Krkosek & J. D. Olden (eds.) Conservation Of Freshwater Fishes.Cambridge University Press.