Yes: modify this url with your username instead of rowan_m and change the place to whatever it is you want.
For species you haven’t identified:
https://www.inaturalist.org/observations?hrank=species&place_id=6857&subview=grid&unidentified_by_user_id=rowan_m&view=species
For species you haven’t observed:
https://www.inaturalist.org/observations?hrank=species&place_id=6857&subview=grid&unobserved_by_user_id=rowan_m&view=species