Freshwater planaria of the Karaj River under stones in the river.
Karaj River in central Alborz
Behzad Ghorbani ( March 26, 1971, Tehran) is an Iranian zoologist and the first Iranian planarialogist. He graduated from the University of Tehran and Shahid Beheshti University (The National University of Iran). In 1997, he identified two new species (Dugesia iranica and Dugesia persica), that were found in the Karaj River.
- The Japan Mendel Society; Cytologia 63: 441—445, 1998 Cytomorphological Studies in Dugesia Species of Iran; Ghorbani Behzad, Sheidai Masoud, and Khazab Mahmood.