2 edition of Pleistocene diatoms from Mono and Panamint Lake Basins, California found in the catalog.
Pleistocene diatoms from Mono and Panamint Lake Basins, California
Walter W. Wornardt
|Statement||by Walter W. Wornardt, Jr.|
|Series||Occasional papers of the California Academy of Sciences -- no. 46|
|LC Classifications||QE955 W6|
|The Physical Object|
|Number of Pages||27|
In the drainage basin of the lake, BDP ( m deep) and BDP ( m deep) at the top of the underwater Academician Ridge. A detailed Pliocene–Pleistocene record of diatom species and diatom biostatigraphy of a m sedimentary section are presented. The record shows that intense speciation of diatoms corresponds to the time at 1. HERSHLER AND JAYKO—A PLEISTOCENE BIVALVE FROM CALIFORNIA (USA) FIGURE 1—Map showing location of the Mono Basin and other Rangia lecontei (Conrad, ) sites (ﬁlled circles). FIGURE 2—Map of the R. lecontei locality in Mono Basin. The insert shows the location of this site in relation to Lake Russell and its modern remnant.
Revised chronology for late Pleistocene Mono Lake sediments based on paleointensity correlation to the global reference curve Susan H. Zimmerman a,⁎, Sidney R. Hemming a,b, Dennis V. Kent b,c, Stephanie Y. Searle a a Department of Earth and Environmental Sciences, Columbia University, New York, NY , USA b Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY . Preliminary report \/ A. Wasell -- Environmental implications of the late Quaternary diatom history from Xingyun Hu, Yunnan Province, China \/ T. Whitmore, M. Brenner, and X.L. Song -- Inferring diatom palaeoproduction and lake trophic status from fossil diatom assemblages \/ N.J. Anderson -- Diatom assemblages of the p years from the.
Lake Manix is a former lake fed by the Mojave River in the Mojave Desert. It lies within San Bernardino County, California. Located close to Barstow, this lake had the shape of a cloverleaf and covered four basins named Coyote, Cady/Manix, Troy and Afton. It covered a surface area of square kilo. A Checklist Flora of the Mono Lake Basin, Mono County, California and Mineral County, Nevada.: at Forest Service Info Ctr. U. S. Highway at Mono VC. images/stelprdbjpg. Mono Basin Research Group: Vicinity of MBRG Site P Photograph taken July 7, Photograph looks south west, directly away from the lake.
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Citation. Wornardt, W. () Pleistocene diatoms from Mono and Panamint lake basins, California California Academy of Sciences Pleistocene deposits in Panamint Valley, California, document the changes in pluvial lake level, source water, and elevation of the regional groundwater table associated with climate change.
The oxygen isotope stage (OIS) 2 and 6 lacustrine record is well preserved in surficial deposits, whereas the OIS 3–5 lacustrine-paludal and lacustrine.
The benthic diatom flora of Mono Lake is described from samples taken from three localities at depths of approximately 1, 5, and 10 meters on rock and sediment substrates.
Taxonomy and Distribution of Benthic Diatoms from Mono Lake, California, U.S.A. reported five species from Late Pleistocene sediments of the Mono Lake basin, JR. Pleistocene diatoms from Mono and Panamint Lake basins, Cal- ifornia. Occ. Pap. Calif. Acad. Sci., This content downloaded from on Mon, 14 Oct Cited by: Lakes have existed on and off immediately east of the Sierra Nevada since at least late Pliocene time, as shown by deformed lake beds of Pliocene and early Pleistocene age in the Waucobi Hills (Bachman, ) and Coso Range (Schultz, ), and basal deposits in Searles Lake (Smith et al., ), while Owens Lake has existed for at least the pastyr (Smith and Bischoff, ).
Panamint Valley contains two basins floored by playa sur-faces at m and m elevation separated by a divide that is presently at m elevation. The northern, smaller, and higher basin is here referred to as the Lake Hill basin, and the prominent southern one is called the Ballarat basin (Fig.
The. Factor analysis of correspondences and cluster analysis are used to classify the diatom assemblages. New methods are proposed to establish the qualitative and quantitative relationships between diatom floras and ecological parameters. Diatom assemblages are linked more to the ionic elements than to the salinity, pH, depth, temperature or elevation.
OCCASIONALPAPERS OFTHE CALIFORNIAACADEMYOFSCIENCES No,27pages,2figures,2plates. July1, PLEISTOCENEDIATOMS FROM MONOANDPANAMINTLAKEBASINS, CALIFORNIA* By. Lake Estancia is a former lake in the Estancia Valley, central New levels reached 1, metres (6, ft), 1, metres (6, ft) and 1, metres (6, ft) during its various stages, leaving various coastal landforms in the valley.
Cutthroat trout lived in the lake when it existed, presumably having reached it during a possible past overflowing stage. Lacustrine diatoms are diverse, well preserved and abundant in cores of lake sediment to m depth near the town of Tulelake, Siskiyou County, northern California.
The cores have been dated by radiometric, tephrochronologic and paleomagnetic techniques, which indicate a basal age of about 3 million years (Ma) and a nearly continuous. Death Valley is a desert valley in Eastern California, in the northern Mojave Desert, bordering the Great Basin is one of the hottest places on Earth, along with deserts in the Middle East and the Sahara.
Death Valley's Badwater Basin is the point of lowest elevation in North America, at feet (86 m) below sea level. It is miles ( km) east-southeast of Mount Whitney. In the northern Lake Hill basin, a saline lake persisted until at least 16 ka, and it was succeeded by fresh, groundwater-supported wetlands, which were fully developed by ca.
12, (14)C yr B.P. A diatom record of climate and hydrology for the past ka from owens lake, california with comparison to other great basin records. Quaternary Science Reviews, Vol. 16, Issue. 2, p. Quaternary Science Reviews, Vol. 16, Issue.
2, p. Lake - Lake - Basins formed by glaciation: The basin-forming mechanism responsible for the most abundant production of lakes, particularly in the Northern Hemisphere, is glaciation. The Pleistocene glaciers, which seem to have affected every continent, were especially effective in North America, Europe, and Asia.
The retreat of ice sheets produced basins through mechanical action and through. Lake Manly was a pluvial lake in Death Valley, California, covering much of Death Valley with a surface area of 1, square kilometres ( sq mi) during the so-called "Blackwelder stand".Water levels varied through its history, and the chronology is further complicated by active tectonic processes that have modified the elevations of the various shorelines of Lake Manly; during the.
The identification and illustration of the various species found in the Pleistocene of Searlesand Panamint basins have been attempted in the following pages. No fossil diatoms were found in the numerous samples of clay that were examined from this lo- cality. a new species of freshwater mollusk from Mono Lake basin, California In Epithemia alpestris was found in a muddy pool formed by a spring running down a mound at Silver Lake Fen, Dickinson County, Iowa in July of At the time of collection, pH wastemperature was °C, and conductivity was ppm.
All specimen observed had degraded, scenescent chloroplasts. During the Pleistocene glaciation Mono Lake was much more extensive and a lot deeper than today— ft deeper.
The lake (Lake Russell) extended into the Owens Valley, Searles Basin and Panamint Valley. True. Mono Lake naturally shrank after the end of the Pleistocene (the last ice age) 10, years ago. According to The California Edition.
Coordinates: 35°52′30″N °15′00″W / °N °W / ; Lake Tecopa is a former lake in Inyo County, southern California. It developed during the Miocene and the Pleistocene within a tectonic basin close to the border with. During the Pleistocene epoch ( million to 10, yar ago), Panamint Valley was filled with one of a chain of lakes extending from Mono Basin (north of Mammoth at Lee Vining), throughOwn Lake (near Lone Pine), down to China Lake (at Ridgecrest), through Searles and Panamint lakes, and finally to Death Valley, the lowest lake of the chain.Pleistocene deposits in Panamint Valley, California, document the changes in pluvial lake level, source water, and elevation of the regional groundwater table associated with climate change.
The oxygen isotope stage (OIS) 2 and 6 lacustrine record is well preserved in surficial deposits, whereas the OIS lacustrine-paludal and lacustrine.Late Pleistocene lake areas are shown for all pluvial lakes within the map area that extend into Nevada or are part of the Lahontan drainage basin.
However, larger, pre-late Pleistocene areas are shown only for lake basins which have been visited in the field by the author. The extent of older pluvial lakes in unvisited lake basins is unknown.