Some earlier threads (I feel your pain - there was a West African project carefully recording what came to the fish market. Dead fish. Dead shark. Dead turtle. It is serious research but, pages and pages)
https://forum.inaturalist.org/t/implement-photo-blur-on-observations-annotated-as-dead/21214 declined April 2023
https://forum.inaturalist.org/t/caution-dead-animal-image-in-observation/14574