Shorebirds congregate and drift in rafts along the estuarine front where the mixing of fresh and saltwater stirs up small fish, crustaceans, and other aquatic organisms.
On the Massachusetts North Shore
Shorebirds congregate and drift in rafts along the estuarine front where the mixing of fresh and saltwater stirs up small fish, crustaceans, and other aquatic organisms.
Historic Ipswich 