SEASIDE, Ore. — Thousands of sand dollars covered the beach in Seaside this week ... RELATED: Rare seal pup rescued on Oregon Coast The sand dollar is a type of sea urchin.

Scores of live sand dollars began washing ashore on the Oregon coast Sunday ... with the afternoon high tides on the south end of Seaside Beach near Tillamook Head. “At this time, we do not ...

The sight of thousands of sand dollar sea urchins washed up on a beach in the US state of Oregon has left experts puzzled. The live sand dollars washed ashore on the south end of Seaside Beach ...