Convergence of temperate and tropical stream fish assemblages (2009)
Ibanez, C., Belliard, J., Hugues, R.M., Irz, P., Kamdem Toham, A., Lamouroux, N., ...
The hypothesis of convergence takes the deterministic view that community (or assemblage) structure can be predicted from the environment, and that the environment is expected to drive evolution in a...
Mérigoux, S., Lamouroux, N., Olivier, J.M., Doledec, S.
1. Instream habitat models are attractive tools for assessing the impacts of flow restoration on aquatic organisms, but have been rarely used for invertebrates due to the lack of knowledge of their...
Olivier, J.M., Carrel, G., Lamouroux, N., Dole Olivier, M.J., Malard, F., Bravard, J.P., ...
This new guide stands as the only primary source of complete and comparative baseline data on the biological and hydrological characteristics of more than 180 of the highest profile rivers in Europe....
Co-variation of fish assemblages, flow regimes and other habitat factors in French rivers (2009)
1. Using data from 270 minimally disturbed river sites distributed across France, we examined relationships between fish assemblages and four sets of explanatory variables representing climate,...
Snelder, T., Lehmann, A., Lamouroux, N., Leathwick, J., Allenbach, K.
Numerical clustering has frequently been used to define hierarchically organized ecological regionalizations, but there has been little robust evaluation of their performance (i.e., the degree to...
Predictive mapping of natural flow regimes of France (2009)
Snelder, T., Lamouroux, N., Leathwick, J.R., Pella, H., Sauquet, E., Shankar, U.
Hydrologic variability is important in sustaining a variety of ecological processes in streams and rivers. Natural flow regime classifications group streams and rivers that are relatively homogeneous...
Modélisation des distributions d'abondance locale des poissons d'eau douce (2009)
Vaudor, L., Lamouroux, N., Olivier, J.M.
/ On étudie la distribution statistique de données d'abondance pour des poissons d'eau douce dans le bassin du Rhône. On s'appuie sur un jeu de données très grand d'échantillons ponctuels...
Modelling count data distribution: the example of freshwater fish (2009)
Vaudor, L., Lamouroux, N., Olivier, J.M.
To study abundance and its environmental determinants, one generally needs to characterize the shape of its statistical distribution, for instance through the use of a distribution model. In...
Convergence of temperate and tropical stream fish assemblages (2009)
Ibanez, C., Belliard, J., Hugues, R.M., Irz, P., Kamdem Toham, A., Lamouroux, N., ...
Convergence des assemblages de poissons de cours d'eau tempérés et tropicaux. / The hypothesis of convergence takes the deterministic view that community (or assemblage) structure can be predicted...
Convergence of temperate and tropical stream fish assemblages (2009)
Ibanez, C., Belliard, J., Hugues, R.M., Irz, P., Kamdem Toham, A., Lamouroux, N., ...
Convergence des assemblages de poissons de cours d'eau tempérés et tropicaux. / The hypothesis of convergence takes the deterministic view that community (or assemblage) structure can be predicted...
Olivier, J.M., Lamouroux, N., Bornette, G., Castella, E., Mérigoux, S., Piégay, H.
/ Présentation de la restauration physique du fleuve et de ses effets.
Convergence of temperate and tropical stream fish assemblages (2009)
Ibanez, C., Belliard, J., Hugues, R.M., Irz, P., Kamdem Toham, A., Lamouroux, N., ...
Convergence des assemblages de poissons de cours d'eau tempérés et tropicaux. / The hypothesis of convergence takes the deterministic view that community (or assemblage) structure can be predicted...
Convergence of temperate and tropical stream fish assemblages (2009)
Ibanez, C., Belliard, J., Hugues, R.M., Irz, P., Kamdem Toham, A., Lamouroux, N., ...
Convergence des assemblages de poissons de cours d'eau tempérés et tropicaux. / The hypothesis of convergence takes the deterministic view that community (or assemblage) structure can be predicted...
Snelder, T., Pella, H., Wasson, J.G., Lamouroux, N.
Mapped environmental classifications are defined using various procedures but there has been little evaluation of the differences in their ability to discriminate variation in independent ecological...
Quel est l'impact de l'augmentation des débits dans les vieux Rhône ? (2008)
The minimum flow is an important aspect of the flow regime. Increasing the minimum flow of the by-passed sections of the Rhône river favours midstream species that are importrant for the regional...
Hydraulic geometry of stream reaches and ecological implications (2008)
The hydraulic geometry (width- and depth-discharge relationships) of stream reaches (length = tens of width) is a key physical description for predicting the ecological impact of physical constraints...
Réseau hydrographique naturel étendu (RHE) construit à partir de la BD Carthage (2008)
Pella, H., Snelder, T., Lamouroux, N., Vanderbecq, A., Shankar, U., Rogers, C.
The environmental characteristics of continental aquatic ecosystems are largely inherited along the drainage network. Their automated estimation requires the use of a digital drainage network of...
Community responses to flow regime: empirical tests, generality and predictability (2008)
Community responses to flow regime: empirical tests, generality and predictability.
Modelling the hydraulic preferences of benthic macroinvertebrates in small European streams (2007)
Doledec, S., Lamouroux, N., Fuchs, U., Mérigoux, S.
1. Relating processes occurring at local scale to the natural variability of ecosystems at a larger scale requires the design of predictive models both to orientate stream management and to predict...
Irz, P., Michonneau, F., Oberdorff, T., Whittier, T., Lamouroux, N., Mouillot, D., ...
Aim To assess whether 8 traits of fish communities and 4 trophic traits) respond similarly to environmental convergence between the lakes of France and Northeast Location 75 French and 168 Northeast...
Large-scale intraspecific variation in life-history traits of European freshwater fish (2007)
Aims To test the magnitude and the direction of the effects of large-scale environmental factors (latitude and habitat type: lotic or lentic) on the intraspecific variations in multiple life-history...
Blanck, A., Tedesco, P., Lamouroux, N.
1. Focusing on the current environmental characteristics, the habitat template theory proposes that life-history strategies summarize how evolution has shaped species in order to cope with the...
A submersible device for measuring drag forces on aquatic plants and other organisms (2007)
Callaghan, F., Cooper, G., Nikora, V., Lamouroux, N., Statzner, B., Sagnes, P., ...
This paper describes a device, the submersible drag gauge (SDG), that can be used for drag measurements in studies of flow-biota interactions at low (setup A) and high (setup B) load applications....
Cooper, G., Callaghan, F., Nikora, V., Lamouroux, N., Statzner, B., Sagnes, P.
This paper describes a device, the submersible drag gauge (SDG), that can be used for drag measurements in studies of flow-biota interactions at low (setup A) and high (setup B) load applications....
The Rhône river hydraulic restoration: fish community changes and their predictability (2007)
As many large rivers in Europe, the Rhône river in France has been heavily regulated during the last two centuries. Following a number of initiatives, a 10 year restoration program of the river...
Statzner, B., Lamouroux, N., Nikora, V., Sagnes, P.
1. The paper by Sand-Jensen (2003, Freshwater Biology, 48, 271283) on drag and reconfiguration of freshwater macrophytes stimulated comments and a reply about the use of variables in assessments of...
General relationships between organisms and their habitat, consistent across spatial scales and regions, suggest the existence of repeatable ecological processes and are useful for the management of...
Lamouroux, N., Olivier, J.M., Capra, H., Zylberblat, M., Chandesris, A., Roger, P.
1. Many aspects of the flow regime influence the structure of stream communities, among which the minimum discharge left in rivers has received particular attention. However,instream habitat models...
Les poissons du Vieux Rhône de Pierre Bénite 5 ans après modification du débit minimum (2005)
Lamouroux, N., Chandesris, A., Olivier, J.M., Zylberblat, M.
/ Le programme décennal de restauration hydraulique et écologique du Rhône repose sur trois axes d'actions prioritaires : la modification des débits minima, la restauration des milieux annexes,...
Generalized instream habitat models (2005)
Abstract: Conventional instream habitat models (e.g., the physical habitat simulation system) predict the impact of regulation on the habitats of freshwater taxa. They link a hydraulic model with...
Traits of stream assemblages and hydraulics (2005)
/ Hydraulique des cours d'eau et traits biologiques des communautés.
Hydraulic geometry of stream reaches and ecological implications (2005)
/ Géométrie hydraulique des cours d'eau et conséquences écologiques. Conférence invitée
Generalised instream habitat models, applications and warnings (2004)
Conventional instream habitat models (e.g. Phabsim) predict the impact of regulation on the habitats of freshwater taxa in stream reaches. Analyses of their application in France and New Zealand...
Lamouroux, N., Doledec, S., Gayraud, S.
Stream invertebrate assemblages are the product of multiple-scale habitat filters and a major goal in community ecology is to determine which scales most influence the relationships between habitat...
Brown trout population dynamics versus long term habitat history (2004)
Capra, H., Souchon, Y., Lamouroux, N.
The influence of stream discharge and habitat suitability history was investigated over 12 years on three natural brown trout (Salmo trutta) population dynamics. Discharge and habitat (described by...
Cattaneo, F., Hugueny, B., Lamouroux, N.
Synchrony among populations (i.e. spatial covariation in temporal fluctuations of population size or growth rate) is a common feature to many animals. Both large-scale autocorrelated climatic factors...
Daufresne, M., Roger, M.C., Capra, H., Lamouroux, N.
There is increasing evidence that the global climate change is already having measurable biological impacts. However, no study (based on actual data) has assessed the influence of the global warming...
Validations biologiques et simplification des modélisations de l'habitat aquatique (2003)
Souchon, Y., Lamouroux, N., Capra, H.
/ Les méthodes de la famille IFIM/Phabsim (Evha dans sa version française) de simulation de la sensibilité au débit de l`habitat des cours d`eau ont majoritairement évolué en cherchant à...
Cattaneo, F., Lamouroux, N., Breil, P., Capra, H.
Hydrological and biotic forces constrain brown trout (Salmo trutta) population dynamics, but tests of their role across numerous streams are uncommon. In 30 French stream reaches, using 5-8 samples...
Souchon, Y., Andriamahefa, H., Breil, P., Albert, M.B., Capra, H., Lamouroux, N.
Hydrological and morphological characteristics of streams and rivers influence a wide array of ecological processes and patterns; they define the aquatic habitat template. Interdisciplinary...
Lamouroux, N., Poff, N.L., Angermeier, P.L.
Community convergence across biogeographically distinct regions suggests the existence of key, repeated evolutionary mechanisms relating community characteristics to the environment. However,...
Simple predictions of instream habitat model outputs for target fish populations (2002)
Bottom-up approaches based on individual behaviour can help to identify key variables influencing populations at larger scales. Instream habitat models have been developed to predict the...
Simple predictions of instream habitat model outputs for fish habitat guilds in large streams (2002)
In the context of a generalised modification of hydraulic conditions in medium to large streams, modelling the impacts of stream regulation on fish communities in multiple streams is an important...
Rôle de l'hydrologie dans la structuration des communautés de poissons des cours d'eau (2002)
Cattaneo, F., Lamouroux, N., Breil, P., Souchon, Y., Capra, H.
This report summarizes research led by Cemagref to settle Hydrographic and Piscicultural Network (RHP) along with CSP financial support. That research is aimed at defining reference states that...
Cattaneo, F., Carrel, G., Lamouroux, N., Breil, P.
Young-of-the-Year (YOY) cyprinid recruitment success was investigated annually over a 16-year period (from 1983 to 1998) in relation with the annual hydrological regime in a large regulated river...
Lamouroux, N., Capra, H., Souchon, Y.
Fish sampling done within the Hydrographic and Piscicultural Network (RHP) is and will go on being the only framework to test general organisation models of fish setting and models of streams...
Pierre-Bénite scheme survey after minimum flow increase. / Avant août 2000, le débit minimum dans le vieux Rhône (ou Rhône court-circuité, RCC) de Pierre-Bénite était de 20 m 3 /s du 1 er...
Habitat preferences of European grayling in a medium-size stream, the Ain river, France (2000)
Mallet, J.P., Lamouroux, N., Sagnes, P., Persat, H.
The three grayling Thymallus thymallus age-classes had strong preferences for their local habitat in the Ain River. All age-classes preferred high water velocities between 70 and 110 cm/s, confirming...
Lamouroux, N., Doutriaux, E., Terrier, C., Zylberblat, M.
The multiplication of minimum flow issues has led to the development of habitat models such as the Instream Flow Incremental Methodology. In this paper, we use a statistical habitat model. It links...
Predicting community characteristics from habitat conditions: fluvial fish and hydraulics (1999)
Lamouroux, N., Olivier, J.M., Persat, H., Pouilly, M., Souchon, Y., Statzner, B.
1. One current approach to the prediction of community characteristics is to use models of key local-scale processes (e.g., niche dimensions) affecting individuals and to estimate their effects over...
Fish habitat preferences in large streams of southern France (1999)
Lamouroux, N., Capra, H., Pouilly, M., Souchon, Y.
Relationships between fish and their habitat over whole geographic regions, evident from studies of many streams and species, can improve understanding of lotic communities and provide reliable...
Lamouroux, N., Capra, H., Pouilly, M.
Quantitative estimates of habitat suitability in a stream reach generally result from coupling a hydraulic habitat model with a biological model of habitat use. The choice of each of these models has...
Predicting velocity frequency distributions in stream reaches (1995)
Lamouroux, N., Souchon, Y., Herouin, E.
The quantification of management impacts on fish populations requires a reliable estimation of the local hydraulic variability. In the case of complex natural flows, deterministic hydaulic models are...
Lamouroux, N., Pellegrin, Frédéric, Nandris, Daniel, Kohler, Franz
L'objectif de ces recherches concerne l'intégration simultanée de paramètres épidémiologiques et environnementaux afin de déterminer les facteurs majeurs régissant la dynamique des maladies...