Yes. @pisum has built us a tool to use - while we wait for iNat to enable management of Notifications
https://jumear.github.io/stirfry/iNat_observations_updates.html
https://forum.inaturalist.org/t/what-to-do-about-many-notifs/44599/7
https://forum.inaturalist.org/t/notifications-on-inaturalist-please-share-your-ideas/374/202