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Biodiversity

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Corvo (the smallest island of the archipelago, located on the lithospheric North-American Plate) has emerged about 710 thousand years ago, consist in a stratovolcano or composite volcano, this is, formed by pyroclastic levels alternating with lava levels.

The volcanic landscape of Corvo has a set of very peculiar forms and characteristics that are related mainly to the types of volcanic eruptions to which it was subjected. Highlighting the collapse caldera with 2,3x1,9 kilometres in diameter and maximum depth of 305 metres, the Caldeirão.

In the south of the island is the village, installed in a fajã (coastal platform) generated by basaltic lava flows originated from secondary volcanoes of Corvo´s stratovolcano, such as the Morro da Fonte. The island is surrounded by steep sea cliffs that reach 718 metres altitude on the west coast. These, being the higher of the Azores, are also home to bays formed by coastal lava cords and some islets.

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