Immature Forster's Tern ???

[Joseph Przybyla]

I captured this image along the north beach at Ft. Desoto County Park, Pinellas County, Florida. The tern is shaking and shimmying to dry it's wings. Comments and critique welcomed and appreciated. Thank you for viewing

Nikon D500
Nikon 500mm PF + Nikon 1.4 III Teleconverter, Handheld
1/4000 F/8 Matrix Metering EV 0 ISO 1800 Auto 1 WB, image captured at 700mm (1050mm 35mm Equivalent)
Post processed in Lightroom Classic, Photoshop CC 2022 and Topaz Denoise AI
Cropped for composition and presentation

P.S. If I am wrong in the identification please correct me.