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ArchesNPS: Cyanobacteria wrapped around sand grains (90x magnification)
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ArchesNPS: Sheaths of cyanobacteria (950x magnification)
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ArchesNPS: Micro-canyonlands formed by cyanobacterial soil crusts.
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ArchesNPS: Sheltered from wind & rain, a seedling takes root in mature biological soil crust.
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ArchesNPS: Old-growth soil crust, draped in lichens.
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ArchesNPS: A ring of twisted moss on mature biological soil crust.
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ArchesNPS: A tiny forest of hairless twisted moss.
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ArchesNPS: Old growth soil crust covered in the lichen "brain scale."
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ArchesNPS: Brain scale close-up.
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ArchesNPS: Old-growth soil crust covered in the lichen "blushing scale."
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ArchesNPS: A young fish hook cactus shelterd by soil crust.
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ArchesNPS: A tiny world of colorful lichens.
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ArchesNPS: A tiny world of colorful lichens.
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ArchesNPS: A tiny world of colorful lichens.
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ArchesNPS: Cold winters (frost heaving) cause the high relief of soil crusts in southeast Utah.
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ArchesNPS: Humble beginnings: young soil crust.
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ArchesNPS: Moss