Fig. 1: Laguna Pozo Bravo harbours a modern microbialite reef analogue for ancient Earth biostructures.
From: Seasonal biogeochemical variations in a modern microbialite reef under early Earth-like conditions
a Location of Laguna Pozo Bravo in Salar de Antofalla, Catamarca (Argentina), and the sampling area. The sampling area (south-west margin of the lagoon) is highlighted with a red frame. b North view of the microbialite reef from the middle-west margin of the lagoon. c South view of the microbialite reef from the middle-west margin of the lagoon. d North view of the microbialite reef from the sampling area. e Transition of microbial structures along the intertidal zone in the sampling area. BS Biostrome, LM Lithified mats (carbonate pavement), BH Bioherms, SM Soft mats.
