
The Sedge Wren is abundant in Hartley's wet meadows.
The Gray Catbird, Song Sparrow and Common Yellowthroat all frequent Hartley's alder, dogwood and willow shrub swamps.
If you venture near the ponds, you're sure to hear the song of the Red-winged Blackbird as the male perches in the cattails!
The Ovenbird is one of the most common birds in Hartley's deciduous forest. They like to nest on the forest floor. Red-eyed Vireo are also quite common in this habitat type.
Red-breasted Nuthatch, Ruby-crowned Kinglet, Golden-crowned Kinglet and Blackburnian Warbler are among the birds who don't like the bigger, denser plantations but are happiest in the areas where there is a mixture of conifer and deciduous.
The Indigo Bunting and American Goldfinch like to live in areas that are either tree-less or in the edges between open areas and trees.
If you visit at the right times, you might see Red-breasted Merganser, Hooded Merganser, American Coot,Red-necked Grebe,Pied-billed Grebe, Eared Grebe,Bufflehead, Ring-necked Duck, Common Loon. But bring your binoculars, they might not be conviniently close.