Results 11 to 20 of about 189 (120)

Short-term climatic change in lake sediments from lake Alchichica, Oriental, Mexico [PDF]

open access: yesGeofísica Internacional, 2003
Reduced precipitation in central Mexico is related to ENSO events. These short-term climatic fluctuations can modify mixing-stratification patterns of lake systems, reflected in the sediments deposited at the bottom year after year.
Diana Juárez   +3 more
doaj   +5 more sources

Effects of El Niño on the dynamics of Lake Alchichica, central Mexico [PDF]

open access: yesGeofísica Internacional, 2003
Lake Alchichica is a deep, warm-monomictic lake in Puebla State, central Mexico. Water temperature, dissolved oxygen and chlorophyll a annual concentration patterns are compared under ENSO and non-ENSO conditions.
Alfonso Lugo, Javier Alcocer
doaj   +5 more sources

Candona alchichica (Podocopida: Candonidae), a new ostracod species from saline, tropical Lake Alchichica, Mexico

open access: yesJournal of Limnology, 2016
In North America, most species of the Candonidae family belong to the genus Candona. These species are frequently found in freshwater ecosystems and in sediment sequences, which makes them valuable tools for paleoenvironmental reconstructions.
Sergio Cohuo   +3 more
doaj   +4 more sources

Inter-annual ciliate distribution variation within the late stratification oxycline in a monomictic lake, Lake Alchichica (Mexico)

open access: yesJournal of Limnology, 2016
noxia, and ciliates might play a very important role in the plankton community budget there. We analysed changes in the composition and biomass of the ciliate assemblage and other microbial loop components throughout the oxycline just at the end of ...
Ximena Sánchez Medina   +5 more
doaj   +3 more sources

Dynamics of internal waves generated by mountain breeze in Alchichica Crater Lake, Mexico

open access: yesGeofísica Internacional, 2015
Mediciones hidrofísicas realizadas en el lago cráter profundo Alchichica, México, mostraron la presencia de ondas internas intensas con período de un día, generadas por la influencia regular de la brisa de montaña.
Anatoliy Filonov   +3 more
doaj   +3 more sources

On the ecology of Cletocamptus gomezi Suárez-Morales, Barrera-Moreno & Ciros-Pérez 2013 (Crustacea, Copepoda, Harpacticoida) micro-endemic to Lake Alchichica, Central Mexico

open access: yesJournal of Limnology, 2014
Cletocamptus gomezi Suárez-Morales, Barrera-Moreno & Ciros-Pérez (2013) is a recently described new species of meiobenthic Harpacticoida copepod, micro-endemic to Lake Alchichica, Puebla, Central Mexico. Cletocamptus gomezi lives in saline water (K25
Javier Alcocer   +3 more
doaj   +3 more sources

Specific carbonate-microbe interactions in the modern microbialites of Lake Alchichica (Mexico). [PDF]

open access: yesISME J, 2013
Abstract The role of microorganisms in microbialite formation remains unresolved: do they induce mineral precipitation (microbes first) or do they colonize and/or entrap abiotic mineral precipitates (minerals first)? Does this role vary from one species to another?
Gérard E   +6 more
europepmc   +4 more sources

Rapid formation of mature microbialites in Lake Alchichica, Mexico [PDF]

open access: yesEnvironmental Microbiology Reports, 2021
Summary Microbialites are emblematic sedimentary rocks formed by phylogenetically and metabolically complex microbial communities thriving under specific physicochemical conditions. Most microbialites are photosynthesis‐based ecosystems frequently formed by carbonates, thereby capturing inorganic carbon in the ...
Iniesto, Miguel   +7 more
openaire   +3 more sources

Seasonal and Interannual Dynamics of Pelagic Rotifers in a Tropical, Saline, Deep Lake

open access: yesDiversity, 2022
This is the first long-term study (monthly samples at two 4-year intervals: 1998 to 2001 and 2013 to 2016) on rotifers in a saline, deep lake. The pelagic rotifer assemblage of Lake Alchichica is simple and comprised by two species, both new and most ...
Rocío Fernández   +4 more
doaj   +1 more source

Habitat expansion of a tropical chironomid by seasonal alternation in use of littoral and profundal zones

open access: yesJournal of Limnology, 2022
The consistent warming of tropical lakes at all depths causes rapid development and long persistence of seasonal hypoxia in the hypolimnion, which greatly reduces the biodiversity of hypolimnetic benthic invertebrates. Full mixing of the water column in
Javier Alcocer   +5 more
doaj   +1 more source

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