In common with most estuaries, Where the rivers meet the sea along the Algarve, you find a nice assortment of birds. At Praia da Rocha, we encountered Sanderlings (Calidris alba) scurrying around on the rocks.
Calidris maritima), but unfortunately, the light was so bad - it was early on a cloudy morning - that the pictures I took didn't come out too well. Along the coast, we walked to the attractive village of Alvor and there, the estuary is rather more expansive, with lots of mud for wading birds to search for their food. Here, we found a Greenshank (Tringa nebularia).