Quagga mussels are a freshwater mollusk that damage reservoirs and lakes. Wildlife resources agencies are working to prevent the spread of the invasive species. Utah requires boaters to go through a ...

A Bay Area woman aims to add her name among the history makers and hopes to become the first person to swim the entire California coastline.

The tiny native oysters of San Francisco Bay managed to outlive the Gold Rush, bay-shore development and decades of punishing pollution. New research shows they have a fighting chance to survive ...