نتایج جستجو برای: eymir lake

تعداد نتایج: 42291  

2008
John D. Madsen R. Michael Stewart Kurt D. Getsinger Robert L. Johnson Ryan M. Wersal

A point-intercept survey was implemented in August 2000 to determine the distribution and richness of aquatic plant species present in Waneta Lake and Lamoka Lake, NY. Myriophyllum spicatum (Eurasian watermilfoil) was the most commonly observed species in Waneta Lake (25% of entire lake, 78% of littoral zone) and Lamoka Lake (43% of entire lake, 77% of littoral zone). Eurasian watermilfoil biom...

2002
Paula J Fornwalt Merrill R Kaufmann Laurie S Huckaby Jason M Stoker Thomas J Stohlgren

We examined patterns of non-native plant diversity in protected and managed ponderosa pine/Douglas-®r forests of the Colorado Front Range. Cheesman Lake, a protected landscape, and Turkey Creek, a managed landscape, appear to have had similar natural disturbance histories prior to European settlement and ®re protection during the last century. However, Turkey Creek has experienced logging, graz...

2005
Christian Spiering

This talk reviews status and results from the two presently operating underwater/ice neutrino telescopes, NT-200 in Lake Baikal and AMANDA-II at the South Pole. It also gives a description of the design and the expected performance of IceCube, the next-generation neutrino telescope at South Pole.

2011
Lourdes López-Merino Ana Moreno Manel Leira Javier Sigró Penélope González Blas L. Valero-Garcés José Antonio López-Sáez Manola Brunet Enric Aguilar

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Journal: :caspian journal of environmental sciences 2005
o. i. shumilov e. a. kasatkina n.a. kashulin o. vandysh s. s. sandimirov

both heliophysical and anthropogenic (wastewater) effects on zooplankton biomass and abundance of the imandra lake (the largest subarctic lake at kola peninsula, russia) were investigated during the 1990 - 2003 period. we used different indexes of solar activity (sunspot numbers and uv- radiation values) as heliophysical factors. information about uv- radiation values was derived from satellite...

The current study deals with the physicochemical characterization, temporal variability and trophic state evaluation of a post glacial mountain lake in eastern Himalaya during the period of 2014-2016. Notable seasonal variations are recorded for physicochemical parameters of lake water. The values for electrical conductivity, total suspended solids, total dissolved solids, total alkalinity and ...

2003
MICHAEL J. WILBERG MICHAEL J. HANSEN CHARLES R. BRONTE

—Populations of lake trout Salvelinus namaycush in Lake Superior collapsed in the late 1950s due to overfishing and predation by sea lampreys Petromyzon marinus. A binational effort to restore the lean morphotype of lake trout began with the stocking of hatchery-reared fish followed by the chemical control of sea lampreys and closure of the commercial fishery. Previous comparisons of the contem...

2015
Brian F. Cumming Kathleen R. Laird Irene Gregory-Eaves Kyle G. Simpson Michael A. Sokal Rick N. Nordin Ian R. Walker

Citation: Cumming BF, Laird KR, Gregory-Eaves I, Simpson KG, Sokal MA, Nordin RN and Walker IR (2015) Tracking past changes in lake-water phosphorus with a 251-lake calibration dataset in British Columbia: tool development and application in a multiproxy assessment of eutrophication and recovery in Osoyoos Lake, a transboundary lake in Western North America. Front. Ecol. Evol. 3:84. doi: 10.338...

In this study, otolith morphology and otolith contour from big-scale sand smelt, Atherina boyeri were analyzed in Lake Eğirdir and Lake İznik (natural lakes), and Hirfanlı Dam Lake (artificial lake). The otolith contour and sixteen otolith morphological characters such as width, depth, shape, sulcus acusticus shape, ostium, cauda, rostrum size-shape, and thickness, antirostrum size-shape, and t...

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