An amchair lifer: A surprise new species when viewing older pictures and new data.
I've taken a look at my Florida 2015 trip, and what I know was that I caught a large bass which I classified as a Florida largemouth bass: Micropterus salmoides floridanus. However, there has been plenty of scientific consensus that this strain is indeed a separate species, Micropterus floridanus. So there you have it, a new species, the Florida Bass, which brings my total to 72!
A summary of known Black Bass species: