Occurrence in Amherst & Connecticut Valley, Mass.
C19

No data available

C20

No data available

C21

Uncommon summer resident

May - September

Habitat
Grassy salt and tidal marshes.
Nest Materials
coarse and fine grasses, stems
21st Century Conservation Notes

"Dusky" Seaside Sparrow became extinct in 1987; "Cape Sable" form is localized and vulnerable, as are some other populations. Species as a whole has declined owing to destruction of coastal marshes.*