Fig. 1: Laguna La Brava Channel mats. | Communications Earth & Environment

Fig. 1: Laguna La Brava Channel mats.

From: Modern arsenotrophic microbial mats provide an analogue for life in the anoxic Archean

Fig. 1

Description of the fieldsite: a Map of Northern Chile; b Detail of frame (a) showing Laguna La Brava in the southern Atacama; paleoshorelines visible to the north; c The channel showing the mats (purple); channel width in foreground is about 3 m; d Hand sample in cross section of studied mat; e Phase-contrast microscopic image showing Ectothiorhodospira-like bacteria from purple layer (see frame, d).

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