Amir Kolayeh international pond is one of the unique ponds of Gilan province. One of the unique features of Amir Kalayeh lagoon of Lahijan compared to other ponds of Gilan is that this pond is one of the few fresh water ponds which is located only in a one kilometer distance to the sea. It is noteworthy that Amir Kolayeh pond is one of the most significant reservoirs of a type of fish with the scientific name of Tinca which is very unique in its own kind.
Thousands of immigrant birds such as swan, pelican and other duck families spend winters in this place. One of the other natural beauties of this pond is the water lily (Blue and white water lily) which has given this place a spectacular reflection.
This water ecosystem with the name of Amir Kolayeh lagoon was placed in the list of international ponds in 1975 with regards to its ecological attractions and features.