Double-crested Cormorant (Phalacrocorax auritus). Gerritsen Creek at Marine Park Salt Marsh, Brooklyn, NY.
https://ebird.org/atlasny/checklist/S125078590
Audio extracted from MP4 video and edited with Audacity mostly as per eBird guidelines:
High Pass Filter at 500 Hz
Audio extracted from MP4 video and edited with Audacity as per eBird guidelines:
High Pass Filter at 500 Hz
Normalized (peak amplitude to -3.0 dB)
At Shawangunk Grasslands National Wildlife Refuge.
So happy to finally find this little treasure.
Head down, feeding in very shallow water.