Alewife of many native species of fish. In an effort to control them biologically, Pacific salmon were introduced, only partially successfully. As a marine fish, the alewife is a US National Marine Fisheries Service "Species of Concern". Alewives reach a maximum length of about 40 cm (16 in), but have an average length of about 25 cm (10 in). The front of the body is deep and larger than other fish found in the same waters, and its common name is said to come from comparison with a corpulent female tavernkeeper ("ale-wife"). In southwestern Nova Scotia, it is called a kiack
Alewife Brook Parkway the west begins. The parkway runs north from this intersection, paralleling just east of the course of Alewife Brook, which forms the western boundary of Cambridge with Arlington. The first major intersection is with Massachusetts Avenue, which carries Massachusetts Route 2A eastward toward Porter Square, and Routes 2A and 3 westward into Arlington. The parkway continues to parallel Alewife Brook as it heads north into Somerville. After crossing Broadway, the parkway passes through a rotary-like interchange with Powder House Boulevard. It then passes Dilboy Stadium, on the left, and reaches its northern terminus at a small rotary near where Alewife