54 



Birds of Massachusetts 



[One instance, Fresh Pond.] Cohasset : "One or more instances." 

 Essex County: "Fall and winter. Very rare." Nantucket: "Rare." 

 Wellesley: "Migrant. Casual." 



133. Nyroca marila (Linn.). American Scaup Duck. 

 An uncommon autumn and rare spring migrant along the 



coast, perhaps occurring in winter. Occasional inland. 



September 22 to May i. 



Bristol County : " Common. in migrations." Cohasset: "Uncommon 

 in fall and rare in spring." Essex County : " Fall and winter. Rare." 

 Nantucket: "Common." Springfield: "Uncommon autumn visitor.'' 

 Wellesley: " Casual on lakes. Two examples, fall." 



134. Nyroca affinis (Eyt.). Lesser Scaup Duck. 



A rather uncommon spring and autumn migrant on the coast. 

 Occasional inland. 



October; [February i] to April 12. 



Cambridge : Common in October and November ; rare in spring. 

 Cohasset: Recorded. Nantucket: "Not uncommon." Springfield: 

 "Rare spring, and common autumn visitor." Wellesley: "Migrant. 

 Scarce." 



135. Nyroca collaris (Donov.). Ring-necked Duck. 



A rare spring and autumn migrant occurring chiefly away from 

 the coast. 



March and April; October 14 to November 23. 



Cambridge: Casual; one instance, November. Essex County: 

 "Autumn. Very rare." Springfield: " A rare autumn vi.sitor." Wel- 

 lesley : " A rare inigrant." 



136. Clangula clangula americana (Bonap.). American 

 Golden-eye D.uck. 



Common spring and autumn migrant, and abundant winter resi- 

 dent on the coast. Not uncommon inland. 



November i to April ig (May). 



Berkshire: Occasionally taken. Bristol County: " \'ery common 

 winter visitor along the- coast and up the rivers." Cambridge: Rather 

 common, October and No\ ember. Cohasset : ■' Rare in fall, common in 

 winter." Dedham : One instance. Essex County : "November to Way. 

 Abundant." Ipswich : " Common winter visitant." Nantucket : " Com- 

 mon." Springfield: "Abundant spring and autumn visitbr." Occasional 

 in winter. Wellesley : " Common on ponds in March and April." 



