Fig. 5: Chlorophyll f-containing cyanobacteria are distibuted in a variety of environments across the globe.
From: Global distribution of a chlorophyll f cyanobacterial marker

The illustration is based on previous pigment and genomic data as well as recent metagenomic and environmental data. Locations are color-coded based on environment. Dark blue: marine. Red: hot springs. Yellow: terrestrial. Light blue: terrestrial aquatic (including a wide range from oligotrophic to hypersaline to nutrient-rich).