Search Results - "Ector, L."

Hydrological connectivity inferred from diatom transport through the riparian-stream system by Martínez-Carreras, N, Wetzel, C. E, Frentress, J, Ector, L, McDonnell, J. J, Hoffmann, L, Pfister, L

“…Diatoms (Bacillariophyta) are one of the most common and diverse algal groups (ca. 200 000 species, ≈ 10–200 μm, unicellular, eukaryotic). Here we investigate…”
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Assessing the impact of land use and liming on stream quality, diatom assemblages and juvenile salmon in Wales, United Kingdom by Jüttner, I., Kelly, M.G., Evans, S., Probert, H., Orange, A., Ector, L., Marsh-Smith, S.

“…[Display omitted] •The UK acidification index (DAM) highlighted acidification in upland streams.•Liming led to recovery of water chemistry and a shift from…”
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DIATOMS OF TEMPORARY AND PERMANENT WATERCOURSES IN SOUTHERN EUROPE (PORTUGAL) by Novais, M. H, Morais, M. M, Rosado, J, Dias, L. S, Hoffmann, L, Ector, L

“…The potential importance of benthic diatoms in Mediterranean watercourses has received limited academic attention historically. This study sought to provide…”
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Diatom flora in subterranean ecosystems: a review by Falasco, E, Ector, L, Isaia, M, Wetzel, C E, Hoffmann, L, Bona, F

“…This paper focuses on the diatom flora colonising subterranean habitats, summarizing the information contained in all the scientific papers published from 1900…”
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Impact of Acid Mine Drainage (AMD) on Water Quality, Stream Sediments and Periphytic Diatom Communities in the Surrounding Streams of Aljustrel Mining Area (Portugal) by Luís, A. T, Teixeira, P, Almeida, S. F. P, Ector, L, Matos, J. X, Ferreira da Silva, E. A

“…Aljustrel mining area is located in the Iberian Pyrite Belt, one of the greatest concentrations of massive sulphide deposits that extends from Lousal…”
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Typology of diatom communities and the influence of hydro-ecoregions: A study on the French hydrosystem scale by Tison, J., Park, Y.-S., Coste, M., Wasson, J.G., Ector, L., Rimet, F., Delmas, F.

“…By comparing diatom communities in natural and disturbed sites, indicators for different types and levels of anthropogenic disturbance can be found. As a first…”
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Regional distribution of diatom assemblages in the headwater streams of Luxembourg by RIMET, F, ECTOR, L, CAUCHIE, H. M, HOFFMANN, L

“…The aim of this study was to determine the influence of environmental variables on the structure of benthic diatom assemblages, and to propose type assemblages…”
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Predicting diatom reference communities at the French hydrosystem scale: A first step towards the definition of the good ecological status by Tison, J., Park, Y.-S., Coste, M., Wasson, J.G., Rimet, F., Ector, L., Delmas, F.

“…Distinguishing natural variations from human related changes becomes crucial in assessment, maintenance and restoration of aquatic ecosystems. The present work…”
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Recommendations for the routine sampling of diatoms for water quality assessments in Europe by KELLY, M. G, CAZAUBON, A, KWANDRANS, J, LAUGASTE, R, LINDSTRØM, E.-A, LEITAO, M, MARVAN, P, PADISAK, J, PIPP, E, PRYGIEL, J, ROTT, E, SABATER, S, CORING, E, VAN DAM, H, VIZINET, J, DELL'UOMO, A, ECTOR, L, GOLDSMITH, B, GUASCH, H, HÜRLIMANN, J, JARLMAN, A, KAWECKA, B

“…Many methods for using diatoms for routine monitoring of water quality have been developed in Europe and in some countries, these are being used to enforce…”
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Determination of the biological diatom index (IBD NF T 90-354): results of an intercomparison exercise by PRYGIEL, Jean, CARPENTIER, Patrice, LALANNE-CASSOU, Christian, LESNIAK, Christophe, MERCIER, Isabelle, MONCAUT, Philippe, NAZART, Maxence, NOUCHET, Nathalie, PERES, Florence, PEETERS, Valérie, RIMET, Frédéric, RUMEAU, Alain, ALMEIDA, Salomé, SABATER, Sergi, STRAUB, Francois, TORRISI, Mariacristina, TUDESQUE, Loïc, VAN DE VIJVER, Bart, VIDAL, Henri, VIZINET, Jessica, ZYDEK, Nathalie, COSTE, Michel, DRUART, Jean-Claude, ECTOR, Luc, GUILLARD, Didier, HONORE, Marie-Ange, ISERENTANT, Robert, LEDEGANCK, Peter

“…The Biological Diatom Index (IBD) has been used in France since 1994 for routine assessment of water quality. To accredit this approach as a standard sampling…”
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BENTHIC DIATOMS IN WESTERN EUROPEAN STREAMS WITH ALTITUDES ABOVE 800 M: CHARACTERISATION OF THE MAIN ASSEMBLAGES AND CORRESPONDENCE WITH ECOREGIONS by Rimet, F., Gomà, J., Cambra, J., Bertuzzi, E., Cantonati, M., Cappelletti, C., Ciutti, F., Cordonier, A., Coste, M., Delmas, F., Tison, J., Tudesque, L., Vidal, H., Ector, L.

“…High altitude rivers in European mountains show a large diversity of benthic diatom assemblages. Diatoms were studied from rivers of the Alps, the Pyrenees,…”
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large-scale stream benthic diatom database by Gosselain, Véronique, Coste, Michel, Campeau, Stéphane, Ector, Luc, Fauville, Claude, Delmas, François, Knoflacher, Markus, Licursi, Magdalena, Rimet, Frédéric, Tison, Juliette, Tudesque, Loïc, Descy, Jean-Pierre

“…A relational database linking benthic diatom records, taxonomic nomenclature including synonyms, and corresponding environmental data has been built in MS…”
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Time in Continuity Clinic as a Predictor of Continuity of Care for Pediatric Residents by McBurney, Patricia G, Moran, Colleen M, Ector, Walton L, Quattlebaum, Thomas G, Darden, Paul M

“…In 1996, the Residency Review Committee-Pediatrics recommended doubling time in continuity clinic to 2 half days per week. It has yet to be demonstrated that…”
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Centric diatoms of large rivers and tributaries in Hungary: morphology and biogeographic distribution by Kiss, Keve T., Klee, Rolf, Ector, Luc, Ács, Éva

“…Centric diatoms of 107 different Hungarian running waters were investigated. Among them the largest was the River Danube, from which more than one hundred…”
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Fontina Gen. nov. (Bacillariophyta): a new diatom genus from a thermo-mineral spring of the French Massif Central (France) by Beauger, Aude, Wetzel, Carlos E., Voldoire, Olivier, Allain, Elisabeth, Breton, Vincent, Miallier, Didier, Ector, Luc

“…Light and scanning electron microscope observations on the genus Fontina gen. nov. from a thermo-mineral spring of the Massif Central (France) are presented…”
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Identification versus counting protocols as sources of uncertainty in diatom-based ecological status assessments by Kahlert, Maria, Kelly, Martyn, Albert, Raino-Lars, Almeida, Salomé F. P., Bešta, Tomáš, Blanco, Saúl, Coste, Michel, Denys, Luc, Ector, Luc, Fránková, Markéta, Hlúbiková, Daša, Ivanov, Plamen, Kennedy, Bryan, Marvan, Petr, Mertens, Adrienne, Miettinen, Juha, Picinska-Fałtynowicz, Joanna, Rosebery, Juliette, Tornés, Elisabet, Vilbaste, Sirje, Vogel, Andrea

“…In 2009, seventeen analysts participated in a pan-European diatom ring-test (intercalibration), analyzing nine samples from seven countries following the…”
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Recent changes in residency requirements for pediatrics: who agrees? by Ector, W L, Campbell, M A, Darden, P M

“…The purposes of this study were to determine the opinion of private and academic pediatricians about changes in pediatric residency requirements proposed by…”
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A comparison of national approaches to setting ecological status boundaries in phytobenthos assessment for the European Water Framework Directive: results of an intercalibration exercise by Kelly, Martyn, Bennett, Cathy, Coste, Michel, Delgado, Cristina, Delmas, François, Denys, Luc, Ector, Luc, Fauville, Claude, Ferréol, Martial, Golub, Malgorzata, Jarlman, Amelie, Kahlert, Maria, Lucey, John, Ní Chatháin, Bernadette, Pardo, Isabel, Pfister, Peter, Picinska-Faltynowicz, Joanna, Rosebery, Juliette, Schranz, Christine, Schaumburg, Jochen, van Dam, Herman, Vilbaste, Sirje

“…The European Union (EU)’s Water Framework Directive (WFD) requires that all Member States participate in intercalibration exercises in order to ensure that…”
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DIATOM ASSEMBLAGES AND WATER QUALITY ASSESSMENT IN THE DUERO BASIN (NW SPAIN) by Blanco, S., Ector, L., Huck, V., Monnier, O., Cauchie, H.M., Hoffmann, L., Bécares, E.

“…In order to determine water quality status in the Duero basin (NW Spain), epilithic diatom samples were collected and analyzed in 137 stations in August 2004…”
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Morphological abnormalities of diatom silica walls in relation to heavy metal contamination and artificial growth conditions by Ginepro, Marco, Ector, Luc, Hoffmann, Lucien, Bona, Francesca, Falasco, Elisa, Hlubikova, Dasa

“…Teratological forms of diatoms are non-adaptive phenotypic abnormalities caused by various environmental stresses. Heavy metal contamination and artificial…”
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