Nimbia occurs in numerous locations across a large range of time, which lends weight to theories that the fossil does not represent a single animal species. It occurs in the Twitya Formation in the Mackenzie Mountains in Canada dated at 610 million years ago, near the end of the Marinoan glaciation, and in  rocks in Kazakhstan.
Nimbia is found in various locations over a vast timespan, which supports theories that the fossil does not belong to a single animal species. It can be found in the Twitya Formation of the Mackenzie Mountains in Canada from 610 million years ago during the end of the Marinoan glaciation and in rocks in Kazakhstan.