 There is a citizen science project online called "MAPPER" 4⁴=we×÷w×××× where anyone can help sort through thousands of photos of the lake bottoms and tag microbialites, algae and other lake bed features.Microbialites have been discovered in an open pit pond at an abandoned asbestos mine near Clinton Creek, Yukon,
Canada.These microbialites are extremely young and presumably began forming soon after the mine closed in 1978.