You can see them coming out of their holes, but as soon as they hear us getting closer, they quickly disappear back inside.
There are so many of them here that spotting the crabs has become part of our walks in Alvor.
The boardwalk passes through the dune and estuary landscape of the Ria de Alvor, an important habitat for many species of birds, fish and other marine life.
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At low tide, crabs can also be spotted feeding around this part of the coast.
First, you might not notice them, but once you do, you start seeing their tiny holes everywhere.







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