Monday, January 30, 2012

Wild cucumber, or manroot, of North America

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Wild cucumbers of the Marah genus (gourd family, Cucurbitaceae) are found on the west coast of North America. The common name “ manr...
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Tuesday, January 24, 2012

Concentric thinolite layers at Winnemucca Lake

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Winnemucca Lake in Nevada is like Pyramid Lake a remnant of the Pleistocene Lake Lahontan. Winnemucca Lake is separated from Pyramid Lak...
Sunday, January 22, 2012

The steam geyser of Lake Pyramid's Needles area

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The tufa structures of the Needles Rocks area at the north end of Lake Pyramid in Nevada make a fascinating landscape for hiking and ha...
Saturday, January 21, 2012

Hiking between tufa pinnacles and mushroom castles

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Tufa deposits of various sizes and shapes can be found in California and Nevada, typically along the shores of Pleistocene lakes and t...
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Wednesday, January 18, 2012

Indian Head Rock at Pyramid Lake

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Indian Head Rock next to the shoreline of the lower west side of Pyramid Lake is—like Popcorn Rock —an eroding tufa mound. This complex o...
Tuesday, January 17, 2012

Pyramid Lake: pouched fishermen

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The American White Pelican ( Pelecanus erythrorhynchos ) roosts on sandbars and small islands [1]. Such an island is Anaho Island, located s...
Saturday, January 14, 2012

Popcorn Rock at Pyramid Lake

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Popcorn Rock is a tufa structure at Pyramid Lake .The natural composition of round-shaped rocks, built from calcareous substances and p...