https://www.inaturalist.org/observations?place_id=6883&taxon_id=29925
Shows 142 observations, but nothing on the map, not even obscured locations. Observations in the rest of the world show up.
Also happening on the taxa page:
https://www.inaturalist.org/taxa/29925-Heterodon-platirhinos
Compare Blanding’s turtle, a much more endangered reptile:
https://www.inaturalist.org/observations?place_id=6883&taxon_id=39885
https://www.inaturalist.org/taxa/39885-Emydoidea-blandingii
Are any other species affected? In other places?