1. Aarts BG, Nienhuis PH (2003) Fish zonations and guilds as the basis for assessment of ecological integrity of large rivers. Hydrobiologia 500(1–3):157–178. https://doi.org/10.1023/A:1024638726162
2. Abbasi K (2006) Identification and distribution of fish fauna in Hevigh River (Guilan Province). Iran J Biol 18(4):370–382
3. Abdoli A (2000) The inland water fishes of Iran. Iranian Museum of Nature and Wildlife, Tehran
4. Abdoli A, Naderi M (2009) Biodiversity of fishes of the Southern Basin of the Caspian Sea. Abzian Scientific Publications, Tehran (in Farsi)
5. Akhani H, Djamali M, Ghorbanalizadeh A, Ramezani E (2010) Plant biodiversity of Hyrcanian relict forests, north of Iran: an overview of the flora, vegetation, palaeoecology and conservation. Pak J Bot 42:231–258