The Valyavishki Lakes is a group of lakes in the northern parts Pirin

Pirin

The Pirin Mountains are a mountain range in southwestern Bulgaria, with Vihren the highest peak, situated at . The range extends about 40 km northwest-southeast, and about 25 km wide. Most of the range is protected in the Pirin National Park...

, southwestern Bulgaria

Bulgaria

Bulgaria , officially the Republic of Bulgaria , is a parliamentary democracy within a unitary constitutional republic in Southeast Europe. The country borders Romania to the north, Serbia and Macedonia to the west, Greece and Turkey to the south, as well as the Black Sea to the east...

 and includes 10 lakes. They are amphitheatrically situated in the cirque of the same name. The lakes are glacial and lie on a granite bed. They are located between 2,300 and 2,475 m. Their shores are steep and rocky. Pine-scrub grows around the lakes due to the high altitude.

Trout

Trout

Trout is the name for a number of species of freshwater and saltwater fish belonging to the Salmoninae subfamily of the family Salmonidae. Salmon belong to the same family as trout. Most salmon species spend almost all their lives in salt water...

 is abundant in the waters. There have been attempts to introduce the Brook trout

Brook trout

The brook trout, Salvelinus fontinalis, is a species of fish in the salmon family of order Salmoniformes. In many parts of its range, it is known as the speckled trout or squaretail. A potamodromous population in Lake Superior are known as coaster trout or, simply, as coasters...

 into the lakes. The higher lakes drain into the lower ones due to their step-like situation. The group is the source of the Valyavitsa river which is a main tributary to the Demyanitsa river.

The largest lake by area is the Big lake which is located at an altitude of 2379 m. It is 18 meters deep. The big lake is 270 m wide and 480 m long with an area of 81,5 decares. The lake is situated in the vicinity of the Valyavishki Chukar peak.

The Valyavishki lakes are among the main tourist attractions in the area. The closest hut is the Demyanitsa refuge at 2 hour from the lakes.