Are these species that are automatically obscured due to being endangered? Go to the page for one of the circle-not-pin observations. If you click “details” underneath the map, it should state whether the observation is being auto-obscured.
There have been feature requests for the overview map to show your own obscured observations in an accurate location: https://forum.inaturalist.org/t/view-true-locations-on-maps-for-observations-with-trusted-hidden-coordinates/2568