Dataset and images illustrating the 2022 gorgonian mass mortality event in the Calanques National Park

gorgonian_population_2012.JPG:  A healthy gorgonian population in the Calanques National Park in 2012

gorgonian_population_2022.JPG: The same gorgonian population after the 2022 mass mortality event. The colonies show denuded axis

Marseille_Monitoring_Mortality_2022.xlsx: Raw data acquired during the survey of the health of red gorgonian and red coral populations in the Calanques National Park during late summer and autumn 2022