Audouin's gull bonanza at Ria de Alvor

On my way from Ria Formosa to Sagres I called in at Ria de Alvor, an area that I've not really been to all that many times. I was staggered today to find around 1000 Audouin's gulls on the saltmarsh. In recent years the species has increased dramatically in southern Portugal and the World's largest breeding colony of 7000 pairs is at Ria Formosa.

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