Ikaria belongs to Greek sites that have great value as a habitat and natural landscape, with a variety of flora and fauna and an important wealth of caves, springs, lakes, rivers etc., due to its geomorphological and climatic conditions.

Large number of areas on the island are threatened by degradation, due to intense human pressures, so it is necessary to be protected, both by locals and by visitors to the island.
There are many important habitats in Ikaria worth visiting or studying, with respect to nature that hosts important habitats and are a heritage for future generations. Most areas are included in a protection scheme, but not all, but worth mentioning them as important natural monuments of Ikaria.

Protected areas of Ikaria are recognized by national law and by international agreements.They are included in the Network Natura 2000 (either as a Site of Community Importance, either as a Special Protection Area), the list of exceptional natural beauty, as Important Bird Area and CORINE biotopes.

Lake Pezi

The Lake of the Dam in Pezi is located about 3.7 km northeast of the village Christos Raches. It is created by damming artificially the torrent Halaris, thus affecting the supply of fresh water in the estuary.

Lake Vathes

The Lake of the dam Vathes is located about 1 km east - northeast of the village Kastanies, near the famous monastery of Mounde. It is an artificial interior wetland area of 17.8 acres.

Randi Forest

The Forest Randi (or 'Gaia') is located in the central Ikaria, on the west side of the Sierra Atheras. It includes an area of ​​about 16km², in an altitude up to 900m high, with steep geomorphology and constitutes 23% of the total forest area of Ikaria.