Calothrix parietina Thuret ex Bornet et Flahault

The Polar Urals Mountains. The Ochertyvis valley. The left shore of the Ochertyvis river. A stream inflow to the Ochertyvis river the left shore, on a soil.

The Polar Urals Mountains. The Ochertyvis valley. The left shore of the Ochertyvis river. On rocks and boulders underwater.

The Polar Urals Mountains. The Ochertyvis valley. The left shore of the Ochertyvis river. On rocks and boulders underwater.

The Polar Urals Mountains. The Ochertyvis valley. The left shore of the Ochertyvis river. On a wet wall of rock, near water.

The Polar Urals Mountains. The Ochertyvis valley. The left shore of the Ochertyvis river. On a wet wall of rock, near water.