On large red oak at back of campsite
Thalli above 2m up to 4?
Verified by sight but no photo.
On tip of branch of very large larch. Not exactly at the edge of a wetland, probably ~20-30m from edge of treed swamp.
Small thalli on red maple, in northern portion of larger treed swamp.
On red maple about 10m to edge of small shrubbed wetland.
Sorry, this one was barely audible. Merlin thinks it's an ovenbird (Seiurus aurocapilla)
Setophaga caerulescens or black throated blue warbler according to Merlin
Merlin hears Setophaga virens, Black-throated Green Warbler
Merlin hear Vireo solitarius, Blue-headed Vireo.
Merlin hears Setophaga coronata, Yellow-rumped Warbler. It doesn't seem unreasonable :-)
Mniotilta varia, Black-and-white Warbler according to Merlin
Setophaga americana or Northern Parual according to Merlin