Shellfish Unfiltered

With Good Reason · Apr 2, 2025 · 52m

The Clinch River in Southwest Virginia is one of the oldest rivers in the world. And it’s home to 50 different mussel species. But many of them are endangered. Bruce Cahoon and his students may have recently found a clue about what’s causing the die offs. And: Virginia’s marshes are so thick and tough, hardly anything eats them. Except for purple crabs. They eat the grass and the root, leaving behind nothing but a muddy wasteland. David Johnson says armies of these purple crabs are decimating salt marshes up and down the east coast of the United States. Later in the show: Virginia’s bay…