La Strolaga mezzana Gavia arctica appartiene all’ordine Gaviifromes, famiglia Gaviidae, elegante uccello tuffatore dalle lunghe immersioni in acqua.
Migratrice di breve e media distanza, raggiunge l’Europa occidentale e mediterranea.
Airuno (LC), foto G. Nava.
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Varenna (LC), foto R. Bremilla.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEigP9ZePq4WCjBTn4BfddPWQUVwQ_x9_1brI-KJtNskORGRSSwmrq8zNYVGPdSbkVgjB_IyHI2HhjOiezqLW_Y4RxnVEH6ea6LZZYW1I7KPqE4uyod56FlbeSaepUHNYvt7O9zZdzkmErg/s400/2010-12-31_Strolaga+mezzana_Varenna+ed%252846%2529+%2528Medium%2529.jpg)
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