Search Results - "Flecker, Alexander"

Reducing greenhouse gas emissions of Amazon hydropower with strategic dam planning by Almeida, Rafael M., Shi, Qinru, Gomes-Selman, Jonathan M., Wu, Xiaojian, Xue, Yexiang, Angarita, Hector, Barros, Nathan, Forsberg, Bruce R., García-Villacorta, Roosevelt, Hamilton, Stephen K., Melack, John M., Montoya, Mariana, Perez, Guillaume, Sethi, Suresh A., Gomes, Carla P., Flecker, Alexander S.

“…Hundreds of dams have been proposed throughout the Amazon basin, one of the world’s largest untapped hydropower frontiers. While hydropower is a potentially…”
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Invasive fishes generate biogeochemical hotspots in a nutrient-limited system by Capps, Krista A, Flecker, Alexander S

“…Fishes can play important functional roles in the nutrient dynamics of freshwater systems. Aggregating fishes have the potential to generate areas of increased…”
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Highly unsaturated fatty acids in nature: what we know and what we need to learn by Twining, Cornelia W., Brenna, J. Thomas, Hairston Jr, Nelson G., Flecker, Alexander S.

“…The supply and demand of omega-3 highly unsaturated fatty acids (ω-3 HUFA) in natural ecosystems may lead to resource limitation in a diverse array of animal…”
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Ecosystem Function and Services of Aquatic Predators in the Anthropocene by Hammerschlag, Neil, Schmitz, Oswald J., Flecker, Alexander S., Lafferty, Kevin D., Sih, Andrew, Atwood, Trisha B., Gallagher, Austin J., Irschick, Duncan J., Skubel, Rachel, Cooke, Steven J.

“…Arguments for the need to conserve aquatic predator (AP) populations often focus on the ecological and socioeconomic roles they play. Here, we summarize the…”
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Narrow thermal tolerance and low dispersal drive higher speciation in tropical mountains by Polato, Nicholas R., Gill, Brian A., Shah, Alisha A., Gray, Miranda M., Casner, Kayce L., Barthelet, Antoine, Messer, Philipp W., Simmons, Mark P., Guayasamin, Juan M., Encalada, Andrea C., Kondratieff, Boris C., Flecker, Alexander S., Thomas, Steven A., Ghalambor, Cameron K., Poff, N. LeRoy, Funk, W. Chris, Zamudio, Kelly R.

“…Species richness is greatest in the tropics, and much of this diversity is concentrated in mountains. Janzen proposed that reduced seasonal temperature…”
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Floating solar power: evaluate trade-offs by Almeida, Rafael M, Schmitt, Rafael, Grodsky, Steven M, Flecker, Alexander S, Gomes, Carla P, Zhao, Lu, Liu, Haohui, Barros, Nathan, Kelman, Rafael, McIntyre, Peter B

“…[...]for some projects, so much methane - a potent greenhouse gas - is released from decaying submerged plant matter that they can emit as much carbon per unit…”
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The Evolutionary Consequences of Dams and Other Barriers for Riverine Fishes by Zarri, Liam J, Palkovacs, Eric P, Post, David M, Therkildsen, Nina O, Flecker, Alexander S

“…Abstract Dams and other anthropogenic barriers have caused global ecological and hydrological upheaval in the blink of the geological eye. In the present…”
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Invasive aquarium fish transform ecosystem nutrient dynamics by Capps, Krista A., Flecker, Alexander S.

“…Trade of ornamental aquatic species is a multi-billion dollar industry responsible for the introduction of myriad fishes into novel ecosystems. Although…”
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Aquatic and terrestrial resources are not nutritionally reciprocal for consumers by Twining, Cornelia W., Brenna, J. Thomas, Lawrence, Peter, Winkler, David W., Flecker, Alexander S., Hairston, Nelson G., Allen, Daniel C.

“…Aquatic and terrestrial ecosystems are connected through reciprocal fluxes of energy and nutrients that can subsidize consumers. Past research on reciprocal…”
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Consumer movement dynamics as hidden drivers of stream habitat structure: suckers as ecosystem engineers on the night shift by Booth, Michael T., Hairston, Nelson G., Flecker, Alexander S.

“…Ecosystem engineering can control the spatial and temporal distribution of resources and movement by engineering organisms within an ecosystem can mobilize…”
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Reducing adverse impacts of Amazon hydropower expansion by Flecker, Alexander S, Shi, Qinru, Almeida, Rafael M, Angarita, Héctor, Gomes-Selman, Jonathan M, García-Villacorta, Roosevelt, Sethi, Suresh A, Thomas, Steven A, Poff, N LeRoy, Forsberg, Bruce R, Heilpern, Sebastian A, Hamilton, Stephen K, Abad, Jorge D, Anderson, Elizabeth P, Barros, Nathan, Bernal, Isabel Carolina, Bernstein, Richard, Cañas, Carlos M, Dangles, Olivier, Encalada, Andrea C, Fleischmann, Ayan S, Goulding, Michael, Higgins, Jonathan, Jézéquel, Céline, Larson, Erin I, McIntyre, Peter B, Melack, John M, Montoya, Mariana, Oberdorff, Thierry, Paiva, Rodrigo, Perez, Guillaume, Rappazzo, Brendan H, Steinschneider, Scott, Torres, Sandra, Varese, Mariana, Walter, M Todd, Wu, Xiaojian, Xue, Yexiang, Zapata-Ríos, Xavier E, Gomes, Carla P

“…Proposed hydropower dams at more than 350 sites throughout the Amazon require strategic evaluation of trade-offs between the numerous ecosystem services…”
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Metabolic stoichiometry and the ecology of fear in Trinidadian guppies: consequences for life histories and stream ecosystems by Dalton, Christopher M, Flecker, Alexander S

“…Consumer-driven nutrient recycling, the release of chemicals as byproducts and excesses of consumer physiology, can alter ecosystems by changing the…”
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A global perspective on tropical montane rivers by Encalada, Andrea C, Flecker, Alexander S, Poff, N LeRoy, Suárez, Esteban, Herrera-R, Guido A, Ríos-Touma, Blanca, Jumani, Suman, Larson, Erin I, Anderson, Elizabeth P

“…Tropical montane rivers (TMR) are born in tropical mountains, descend through montane forests, and feed major rivers, floodplains, and oceans. They are…”
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An experimental test of colonization traits at a patch-scale in Andean Neotropical streams by Larson, Erin I., Encalada, Andrea C., Poff, N. LeRoy, Flecker, Alexander S.

“…Characterizing dispersal traits can further our ecological understanding of Neotropical stream macroinvertebrate communities, allowing us to test fundamental…”
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Climate variability predicts thermal limits of aquatic insects across elevation and latitude by Shah, Alisha A., Gill, Brian A., Encalada, Andrea C., Flecker, Alexander S., Funk, W. Chris, Guayasamin, Juan M., Kondratieff, Boris C., Poff, N. LeRoy, Thomas, Steven A., Zamudio, Kelly R., Ghalambor, Cameron K.

“…Janzen's extension of the climate variability hypothesis (CVH) posits that increased seasonal variation at high latitudes should result in greater temperature…”
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Local adaptation in Trinidadian guppies alters ecosystem processes by Bassar, Ronald D, Marshall, Michael C, López-Sepulcre, Andrés, Zandonà, Eugenia, Auer, Sonya K, Travis, Joseph, Pringle, Catherine M, Flecker, Alexander S, Thomas, Steven A, Fraser, Douglas F, Reznick, David N

“…Theory suggests evolutionary change can significantly influence and act in tandem with ecological forces via ecological-evolutionary feedbacks. This theory…”
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Trophic responses to aquatic pollution of native and exotic livebearer fishes by de Carvalho, Débora Reis, Flecker, Alexander S., Alves, Carlos Bernardo Mascarenhas, Sparks, Jed P., Pompeu, Paulo Santos

“…The objective of this study was to evaluate if aquatic pollution promote diet shifts in two livebearer fishes (Poeciliidae): an exotic species, the guppy…”
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Fish extinctions alter nutrient recycling in tropical freshwaters by McIntyre, Peter B, Jones, Laura E, Flecker, Alexander S, Vanni, Michael J

“…There is increasing evidence that species extinctions jeopardize the functioning of ecosystems. Overfishing and other human influences are reducing the…”
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The importance of terrestrial subsidies in stream food webs varies along a stream size gradient by Collins, Sarah M., Kohler, Tyler J., Thomas, Steven A., Fetzer, William W., Flecker, Alexander S.

“…Cross system subsidies of energy and materials can be a substantial fraction of food web fluxes in ecosystems, especially when autochthonous production is…”
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Geophagy by a large herbivore (capybara, Hydrochoerus hydrochaeris) driven by a human sodium supply by Duvall, Ethan S., Hoeneisen, Naia Andrade, Suárez, Esteban, Flecker, Alexander S.

“…Reasons for geophagy (soil consumption) by herbivorous animals have long been debated. We provide direct evidence of artificial sodium (Na) enrichment driving…”
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