Alewife Cambridge, and Somerville to the Mystic River. The brook gives its name to the Alewife Brook Parkway and the Alewife Brook Reservation. The Red Line (MBTA) of Boston's T ends at the Alewife station, so the name of this fish adorns the front of every northbound Red Line train. In the Southeast US, when sold and used as bait, the fish is often referred to as "LY". Both anadromous and landlocked forms occur. The landlocked form is also called a sawbelly or mooneye (although this latter name is more commonly applied to "Hiodon" spp.). Adult alewives are caught during their
Alewife Brook Reservation run through it. The reservation includes Alewife Brook as it flows north through Cambridge, Arlington, and Somerville toward the Mystic River. Much of this corridor is fairly narrow, and contains only the brook, the Alewife Brook Parkway and modest buffer strips of land on either side and in between the brook and the parkway. North of Broadway the area between the brook and the parkway opens, and has been developed to include playgrounds, playing fields, and Dilboy Stadium. South of the Fitchburg Line is the small Blair Pond, which has public access from Mooney Street and Normandy Ave. There are