Being very literal this is what he said:
"Whoa, uncle! "What did I tell ya, son of a bitch? What did I tell ya?"
"Uncle" is the equivalent of "Dude" for Spain
I recognize this beach. Barcelona, Spain.
The sand is mostly clean, but the commercial port is too close for comfort. This is a beach for dumb tourists and weekenders that don't care or know about all the oil in the water.