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But her flat is too small to have lots of people to stay, so last October she invited some close friends to a five-bedroomed villa with a pool on the Costa Brava, Spain.

The team compared the data obtained in the Costa Brava by the volunteers with different training levels in the application of the sampling protocol, to observe whether there as an improvement between the first and the second sampling after training.

Thus, last year, the UB and Observadors del Mar organized the Coralligenous Weekends, which received the participation of seventy volunteers and seven diving centers of Costa Brava that followed the Atenció Coralls! protocols to assess the impact of heatwaves on more than 10,000 gorgonians -- 95 censuses in sixteen towns -- in Cap de Creus and in Espai Natura 2000 Baix Empordà.

Today, one only needs to walk along the coastal paths of the Costa Brava and other parts of the coast to see the effects of these plants.

The northeastern region of Catalonia, including Barcelona and the Costa Brava, was the most visited area.