Results 41 to 50 of about 973,391 (296)

Avaliação da diversidade arbórea das ilhas do rio Paraguai na região de Cáceres, Pantanal Matogrossense, Brasil Assessment of tree diversity on the islands of the Paraguay River, in the Caceres region, Pantanal, Brazil

open access: yesActa Botânica Brasílica, 2011
A diversidade de plantas está associada à heterogeneidade de habitats, à ampla distribuição de espécies, ao pulso de inundação que podem estar sendo controlados pela dinâmica fluvial e diferenças na origem geomorfológica.
Solange Kimie Ikeda Castrillon   +3 more
doaj   +1 more source

Diatom sensitivity to hydrological and nutrient variability in a subtropical, flood‐pulse wetland [PDF]

open access: yesEcohydrology, 2011
ABSTRACTThe principal aim of this study was to disentangle hydrochemical influences on primary producers in a pristine, flood‐pulse ecosystem. This was undertaken by analysing diatoms from 100 sample points from hydrologically distinct regions in the Okavango Delta, Botswana.
Mackay, Anson W.   +6 more
openaire   +2 more sources

The trophic ecology of a desert river fish assemblage: influence of season and hydrologic variability

open access: yesEcosphere, 2019
Foodweb analyses can provide insight as to how species persist in naturally dynamic environments and how these communities may respond to anthropogenic alteration.
Kathrine E. Behn, Colden V. Baxter
doaj   +1 more source

Interconnectedness during high water maintains similarity in fish assemblages of island floodplain lakes in the Amazonian Basin

open access: yesZoologia (Curitiba), 2010
We conducted a study to test the hypothesis that interconnectedness among island floodplain lakes and the adjacent Solimões River during the flood stage of the hydrologic cycle is enough to maintain similarity in fish species assemblages.
Carlos Edwar de C. Freitas   +4 more
doaj   +1 more source

Influence of water quality on benthic macroinvertebrates in a groundwater-dependent wetland

open access: yesFrontiers in Water, 2023
Benthic invertebrates communities are frequently used as indicators of aquatic ecosystem health since many species are sensitive to pollution and abrupt changes in their environment. Limited knowledge exists on the interlinkages of hydrological dynamics,
Kawawa Banda   +6 more
doaj   +1 more source

Estuarine zooplankton responses to flood pulses and a hypoxic blackwater event

open access: yes, 2021
Flood pulses in estuaries following storms and rainfall events, are short-lived but important moments for a range of ecosystem processes including the delivery of resources and promoting productivity. Conversely some flood pulses can lead to adverse outcomes such as poor water quality conditions.
Mitrovic, Simon   +3 more
openaire   +3 more sources

Floods and fish : recruitment and distribution of fish in the Volga River floodplain [PDF]

open access: yes, 2010
Natural river floodplains are among the most diverse and productive ecosystems on Earth and provide key habitats for foraging, spawning and as a nursery for many riverine fish species.
Górski, K.
core  

Hydrologic versus geomorphic drivers of trends in flood hazard [PDF]

open access: yes, 2015
This work was partially supported by a NERC studentship to LJSFlooding is a major hazard to lives and infrastructure, but trends in flood hazard are poorly understood.
Michael Bliss Singer   +15 more
core   +1 more source

Optimizing NiMo Electrocatalyst Coatings for Hydrogen Evolution in Alkaline Electrolysis With The Machine Learning‐Guided Autonomous Platform CatBot

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a closed‐loop optimization workflow integrating CatBot, an automated synthesis and testing system, to discover NiMo hydrogen‐evolution catalysts. CatBot synthesised and evaluated 228 unique samples, identifying the best performing catalysts for transfer to nickel‐foam electrodes. The best candidate is highly active, reaching 1 Acm−2${
Paolo Vincenzo Freiesleben de Blasio   +7 more
wiley   +1 more source

The flood pulse in a semi-arid riparian forest:metabolic and biogeochemical responses to inter-flood interval [PDF]

open access: yes, 2005
Flood pulse inundation of riparian forests alters rates of nutrient retention and organic matter processing in the aquatic ecosystems formed in the forest interior.
Baker, Michelle A.   +7 more
core   +1 more source

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