BNP is located on the Caspian Lowland and Delta of Sef?d-R?d.This national park is located in Guilan Province, about 2 km away from north of Kiashahr city, 20 km from Amirkelayeh, 15 km from Lashtenesha, and 35 km from northwest of Rasht city. It is 21 m below sea level and has an area of 3177 ha. Its geographical coordinates are 49o 55' 20"E and 37o 26' 55"N. Fig. 1 demonstrates the geographical location of this park in Iran. Bandar Kiashahr Lagoon, one of
the oldest lagoons in Guilan, is located within this national park. This
lagoon (formerly Bandar Farahnaz)lies immediately to theeastof the Sefid-R?d mouth.