Search Results - "Flecker, A."

Cryptic species diversity reveals biogeographic support for the ‘mountain passes are higher in the tropics’ hypothesis by Gill, B. A., Kondratieff, B. C., Casner, K. L., Encalada, A. C., Flecker, A. S., Gannon, D. G., Ghalambor, C. K., Guayasamin, J. M., Poff, N. L., Simmons, M. P., Thomas, S. A., Zamudio, K. R., Funk, W. C.

“…The ‘mountain passes are higher in the tropics’ (MPHT) hypothesis posits that reduced climate variability at low latitudes should select for narrower thermal…”
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Robust Hydropower Planning Balances Energy Generation, Carbon Emissions and Sediment Connectivity in the Mekong River Basin by Tangi, M., Schmitt, R., Almeida, R., Bossi, S., Flecker, A., Sala, F., Castelletti, A.

“…We present a framework for strategic dam planning under uncertainty, which includes GHG emissions mitigation as a novel objective. We focus on the Mekong River…”
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Genetic diversity and gene flow decline with elevation in montane mayflies by Polato, N R, Gray, M M, Gill, B A, Becker, C G, Casner, K L, Flecker, A S, Kondratieff, B C, Encalada, A C, Poff, N L, Funk, W C, Zamudio, K R

“…Montane environments around the globe are biodiversity 'hotspots' and important reservoirs of genetic diversity. Montane species are also typically more…”
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Designing Eco‐Friendly Water Intake Portfolios in a Tropical Andean Stream Network by González‐Zeas, D., Rosero‐López, D., Walter, T., Flecker, A., Lloret, P., De Bièvre, B., Condom, T., Osorio, R., Dangles, O.

“…In view of the rapid proliferation of water infrastructures worldwide, balancing human and ecosystem needs for water resources is a critical environmental…”
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You are not always what we think you eat: selective assimilation across multiple whole-stream isotopic tracer studies by Dodds, W. K., Collins, S. M., Hamilton, S. K., Tank, J. L., Johnson, S., Webster, J. R., Simon, K. S., Whiles, M. R., Rantala, H. M., McDowell, W. H., Peterson, S. D., Riis, T., Crenshaw, C. L., Creshaw, C. L., Thomas, S. A., Kristensen, P. B., Cheever, B. M., Flecker, A. S., Griffiths, N. A., Crowl, T., Rosi-Marshall, E. J., El-sabaawi, R., Martí, E.

“…Analyses of 21 ¹⁵N stable isotope tracer experiments, designed to examine food web dynamics in streams around the world, indicated that the isotopie…”
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Upwelling Couples Chemical and Biological Dynamics across the Littoral and Pelagic Zones of Lake Tanganyika, East Africa by Corman, J. R., McIntyre, P. B., Kuboja, B., Mbemba, W., Fink, D., Wheeler, C. W., Gans, C., Michel, E., Flecker, A. S.

“…We studied the effects of upwelling on nutrient and phytoplankton dynamics in the pelagic and littoral zones of Lake Tanganyika near Kigoma, Tanzania. During…”
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Ecosystem Engineering by a Dominant Detritivore in a Diverse Tropical Stream by Flecker, Alexander S.

“…Prochilodus mariae (Characiformes: Prochilodontidae) is a detritivorous fish distributed throughout the Orinoco river basin of South America. Spectacular…”
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Stoichiometry of nutrient recycling by vertebrates in a tropical stream: linking species identity and ecosystem processes by Vanni, Michael J., Flecker, Alexander S., Hood, James M., Headworth, Jenifer L.

“…Ecological stoichiometry offers a framework for predicting how animal species vary in recycling nutrients, thus providing a mechanism for how animal species…”
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Fish trophic guilds and the structure of a tropical stream : weak direct vs. strong indirect effects by FLECKER, A. S

“…A study compared the direct and indirect effects of a variety of fishes in structuring a neotropical stream insect assemblage. An exclosure/enclosure…”
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Fish predation and the evolution of invertebrate drift periodicity: evidence from neotropical streams by Flecker, Alexander S.

“…Drift activity of stream invertebrates typically is greatest during the nighttime hours in running waters throughout the world. Such diel periodicity may be an…”
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Community-wide consequences of trout introduction in New Zealand streams by Flecker, Alexander S., Townsend, Colin R.

“…Trout provide one of the prime illustrations of the willful introduction of living organisms for recreational purposes. In New Zealand, brown trout were first…”
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Deforesting the riverscape: the effects of wood on fish diversity in a Venezuelan piedmont stream by Wright, Justin P, Flecker, Alexander S

“…While deforestation of tropical ecosystems has been shown to have significant impacts on terrestrial habitats, its effects on aquatic habitats are poorly…”
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Land use change and soil nutrient transformations in the Los Haitises region of the Dominican Republic by Templer, Pamela H., Groffman, Peter M., Flecker, Alex S., Power, Alison G.

“…We characterized soil cation, carbon (C) and nitrogen (N) transformations within a variety of land use types in the karst region of the northeastern Dominican…”
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Tropical fishes as biological bulldozers: density effects on resource heterogeneity and species diversity by Flecker, Alexander S., Taylor, Brad W.

“…We examined whether grazing fishes exert density-dependent effects on the spatial heterogeneity of resources and benthic species diversity in a tropical Andean…”
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Effects of Land Use History on Hurricane Damage and Recovery in a Neotropical Forest by Uriarte, M., Rivera, L. W., Zimmerman, J. K., Aide, T. M., Power, A. G., Flecker, A. S.

“…Prior land-use history might influence damage and recovery of plant communities from natural disturbance. We examined effects of previous agricultural land use…”
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Local vs. Landscape Controls on Plant Species Richness in Beaver Meadows by Wright, Justin P., Flecker, Alexander S., Jones, Clive G.

“…There is considerable interest in determining whether the species richness of communities is determined by forces controlling dispersal into patches that…”
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An Ecosystem Engineer, the Beaver, Increases Species Richness at the Landscape Scale by Wright, Justin P., Jones, Clive G., Flecker, Alexander S.

“…Ecosystem engineering -- the physical modification of habitats by organisms -- has been proposed as an important mechanism for maintaining high species…”
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Land use in watersheds of the Venezuelan Andes: a comparative analysis by Allan, J. D., Brenner, A. J., Erazo, J., Fernandez, L., Flecker, A. S., Karwan, D. L., Segnini, Samuel, Taphorn, D. C.

“…The influence of deforestation on tropical watersheds has received limited study. We compared seven catchments in the Venezuelan Andes to examine variation in…”
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Interactions between Herbivorous Fishes and Limiting Nutrients in a Tropical Stream Ecosystem by Flecker, Alexander S., Taylor, Brad W., Bernhardt, Emily S., Hood, James M., Cornwell, William K., Cassatt, Shawn R., Vanni, Michael J., Altman, Naomi S.

“…Ecologists have long been interested in understanding the strengths of consumer and resource limitation in influencing communities. Here we ask three questions…”
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Biodiversity Conservation in Running Waters by Allan, J. David, Flecker, Alexander S.

“…Flowing waters and riverine systems are an integral part of the ecosystem. It is imperative that the threats to the biodiversity of running waters be…”
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