Fly-fishing on the West branch of the Westfield River in Chester, Massachuetts. Keystone Arch Bridge Trail.
The diversity of certain animal groups, such as amphibians, is greater in headwater areas than anywhere else within the watershed.
Seasonal migrations like the spring alewife run depend on natural variations in stream flow. These fish bring an important influx of nutrients from marine to freshwater ecosystems, and serve as prey for ospreys, bald eagles and great blue herons.
Canoeing on the Mill River in fall in Northampton, Massachusetts.
Because of their high position in the food chain and sensitivity to pollutants, river otters are a good indicator of the health of freshwater ecosystems.
Keystone Arch on the West Branch of the Westfield River, Chester, Massachusetts.
Brook trout spawn in late summer or autumn in the shallow headwaters of streams, but these beautiful fish occupy less than half of their original range in Massachusetts.
While healthy headwaters are important for their downstream influences, they are also valuable as distinct and diverse ecosystems that support species like the black-tipped darner.
Juvenile eels, Pine Brook, East Hampton, Connecticut.
The Taunton River is the longest undammed coastal river in New England and offers outstanding stretches of flat water and abundant wildlife for paddlers to enjoy.