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| Lagos de Covadonga | |
|---|---|
| Name | Lagos de Covadonga |
| Caption | Lakes of Covadonga in Picos de Europa |
| Location | Picos de Europa, Asturias, Spain |
| Type | glacial lakes |
| Basin countries | Spain |
| Elevation | 1,070–1,134 m |
Lagos de Covadonga is a pair of high-altitude glacial lakes in the Picos de Europa of Asturias in northern Spain. Situated within the Picos de Europa National Park and near the Covadonga Sanctuary, the lakes lie close to the Santo Toribio de Liébana pilgrimage routes and the historical Battle of Covadonga site, attracting visitors from Madrid, Barcelona, Seville, Bilbao and international gateways such as Heathrow and Charles de Gaulle Airport. The lakes are framed by peaks like Torre de la Cerredo, Torre del Llambrión and the Cornión massif, and are accessible via the road from Cangas de Onís linking to regional hubs such as Oviedo and Santander.
The lagoons, locally known as the Enol and Ercina, occupy cirques on the northern slope of the Cantabrian Mountains near the hamlet of Covadonga and the parish of Nuestra Señora de Covadonga, lying within administrative boundaries of the Municipality of Cangas de Onís and the Autonomous Community of Asturias. The lakes sit between altitudes of roughly 1,070 and 1,134 metres beneath ridges connected to Picos de Europa National Park trails used by groups from Real Sociedad, FC Barcelona, Atlético Madrid supporters and international mountaineers who transit through Santiago de Compostela and León. Hydrologically they feed into tributaries of the Sella River which flows toward the Bay of Biscay and ports such as Gijón and Ribadesella.
Formed during the Pleistocene glaciations, the lagoons occupy classic glacial cirques carved by alpine glaciation associated with the Cantabrian Ice Sheet and subsequent deglaciation influenced by climatic events recorded alongside ice cores from Greenland and Antarctica. The bedrock comprises Paleozoic limestones and dolomites tied to the Variscan orogeny and later uplift related to the collision that formed the Pyrenees and the Alps, connecting to tectonic processes affecting the Iberian Peninsula, the Ebro Basin and the Bay of Biscay margin. Karstic features, sinkholes and limestone pavements in the Cornión sector link to speleological studies by teams from Spanish National Research Council and universities such as University of Oviedo and University of León.
The lagoons and surrounding meadows provide habitat within the Picos de Europa National Park for endemic and migratory species including the Cantabrian capercaillie, Cantabrian brown bear (historically), Iberian wolf, chamois and alpine flora such as Saxifraga and Gentiana species studied by botanists from Royal Botanic Garden Madrid and ecologists from World Wildlife Fund projects in Spain. The aquatic ecosystem supports cold-water invertebrates and native trout populations connected with conservation work by the Spanish Federation of Fishing. Threats include air pollution transported from industrial centres like Avilés, Tarragona, Valladolid and agricultural runoff from valleys around Cangas de Onís and Amieva.
The lakes lie in a landscape central to Asturian identity linked with the Kingdom of Asturias, the Reconquista narrative and the Covadonga sanctuary associated with Pelagius of Asturias and early medieval chronicles kept in monastic centres such as San Salvador de Oviedo. Religious pilgrimages have connected the site with institutions like the Roman Catholic Church, the Diocese of Oviedo and orders including the Benedictines and Franciscans, while cultural representations appear in works by writers like Emilio Carrere and painters in the Spanish Romanticism tradition. In modern times the area has been symbolically linked to Spanish national identity through events connected with King Alfonso XIII, Francoist Spain commemorations, and contemporary heritage promotion by the Principality of Asturias.
The lakes are a focal point for alpine hiking, mountaineering and cycling, featuring in stages of the Vuelta a España and drawing cyclists from teams such as Movistar Team, Ineos Grenadiers, Team Jumbo–Visma and fans traveling from Paris, Rome and Lisbon. Trails connect to refuges used by members of Federación Española de Deportes de Montaña y Escalada and international trekkers from Germany, France and United Kingdom visiting via Madrid Barajas Airport and regional rail links like FEVE and Renfe. Winter sports, birdwatching and botanical tours are organized by local guides affiliated with Asturias Tourism and regional operators collaborating with conservation NGOs such as SEO/BirdLife.
Management falls under the jurisdiction of the Picos de Europa National Park administration, the Principality of Asturias government and EU directives like the Natura 2000 network and the Habitat Directive, with scientific monitoring by institutions including the Instituto Geológico y Minero de España and universities such as University of Oviedo. Measures address visitor capacity, erosion control on routes popular with Vuelta a España spectators, invasive species mitigation coordinated with European Environment Agency guidelines, and water quality programs linked to the Sella River basin authorities and the Confederación Hidrográfica del Cantábrico. Collaborative projects involve UNESCO biosphere initiatives, regional municipalities including Cangas de Onís and community groups preserving both natural heritage and the nearby Covadonga Sanctuary cultural landscape.
Category:Lakes of Asturias Category:Picos de Europa Category:Glacial lakes of Europe