Posted by Brian Rapoza on January 01, 1970 at 00:00:00
Both terns are possible in early April from the Dry Tortugas ferry (https://www.drytortugas.com). It's probably a bit early for Roseate Terns at Marathon Government Center (mile marker 48.5 on US 1), but may be worth a quick look on your way to or from Key West.