LIST or BIRDS 



OF 

 EASTERN MASSACHUSETTS. 



M. Migrant; R. Resident; V. Visitor; S. R. Summer Resident; 

 W. R. Winter Resident; etc. 



* not recorded from Essex Co. ; t extinct species ; f] introduced spe- 

 cies. 



COLYMBIDJE. GREBES. 



2. Holboell's Grebe; Red-Necked Grebe Col- 

 ymbus holbcelii (Reinhardt). Uncommon M. and W. R. 

 coastwise; rare inland. (Sept.) Oct. 10 - May 24. Rivers and 

 lakes, but especially along the seaboard. 



3. Horned Grebe ; "Devil-diver;" "Hell-diver" 

 Colymbus auritus Linne. Common W. R. coastwise, 

 near rocky shores; scarce M. inland. Oct. 1 -May 6. 



6. Pied-billed Grebe ; " Dipper "Podilymbus 

 podiceps (Linne). Migrant, rare in spring, common in au- 

 tumn; rare and local S. R.; accidental in winter. (Feb.) 

 Mar. 1 - Dec. 10. Fresh water rivers, ponds and swamps. 

 Nest of water-soaked vegetation in sjiallow water, some- 

 times floating. Eggs, April 23 - June 28. 



GAVIID^E. LOONS. 



7, JLoon ; Great Northern Diver Gavia immer 

 (Briinnich). Common M. and W. R. coastwise; a few non- 

 breeding birds pass the summer. Scarce M. ; formerly and 

 possibly still a local S. R. inland. Sept. 1 - June 5. Sea- 

 coast and fresh water lakes. Nest on shore of lake. 



9. Black-throated Loon Gavia drctica (Linne*). 

 Very rare W. V. from North; doubtfully recorded. 



1 1. Red- throated Loon ; Red-throated Diver ; 

 " Scape- grace" Gavia stelldta (Pontoppidan). Common 

 fall M. and W. R.; uncommon in spring; casual in summer. 

 Aug. 27 - April 8 (July 2. Salt water mainly, rarely on lakes. 



