O Grove Seafood Festival in O Grove
O Grove's Festa do Marisco, running since the early 1960s, showcases the exceptionally productive shellfish beds of the surrounding Ria de Arousa each October, serving large volumes of mussels, oysters, scallops, clams, and percebes at dedicated tasting pavilions, alongside cooking demonstrations, Galician music, and a lively market atmosphere.
O Grove's Festa do Marisco has grown since the early 1960s into one of Spain's largest dedicated seafood festivals, drawing on the exceptionally productive shellfish beds of the surrounding Ria de Arousa, where mussels, oysters, scallops, clams, and percebes (goose barnacles) are farmed and harvested in commercial quantities year-round.