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Browsing by Author "Martínez Capel, Francisco"

Now showing items 1-20 of 105

A case study on the application of environmental flow methods in the wetlands of the Eastern Caprivi, Namibia

García López, Lucía (Universitat Politècnica de València, 2014-07-30)

[EN] This Master Thesis arises after six months working on the Institute für Wasserwirtschaft, Hydrologie und landwirtschaftlichen Wasserbau (Hannover, Germany) under the supervision of Dipl.-Hydrol. Matthias Beyer. It ...
A comparison of artificial neural networks and random forests to predict native fish species richness in Mediterranean rivers

Olaya Marín, Esther Julia; Martinez-Capel, Francisco; Vezza, Paolo (EDP Sciences, 2013)

[EN] Machine learning (ML) techniques have become important to support decision making in management and conservation of freshwater aquatic ecosystems. Given the large number of ML techniques and to improve the ...
Análisis de impactos y adaptación al cambio climático en el sistema del río Júcar: Indicadores de alteración hidrológica en la cuenca del Júcar e impacto del cambio climático

Tomás Juan, Raúl (Universitat Politècnica de València, 2015-12-29)

[ES] Este trabajo está hecho para la cuenca con estación de aforos 8032 y para la cuenca de Pajaroncillo con estación de aforos 8090. Primero he obtenido los valores históricos para las variables precipitación y temperatura ...
Análisis de la dinámica poblacional de la trucha común en el río Ebrón (Rincón de Ademuz)

Santos Santisteban, David (Universitat Politècnica de València, 2017-01-18)

La trucha común (Salmo trutta L.) es una de las especies económicamente más importantes en los ríos mediterráneos, cuya presencia en la Comunidad Valenciana se reduce a un número escaso, puesto que únicamente solo habita ...
Análisis de la vegetación de ribera en un tramo del río Serpis mediante datos LIDAR e imágenes aéreas

Escrivà Peiró, Antoni (Universitat Politècnica de València, 2017-10-05)

In this work it is proposed an alternative system to the traditional methods of field work for the analysis of riparian vegetation afected by the regulation of channels in rough terrain or with hard access. The main goal ...
Application of Probabilistic Neural Networks to microhabitat suitability modelling for adult brown trout (Salmo trutta L.) in Iberian rivers

Muñoz Mas, Rafael; Martinez-Capel, Francisco; Garófano-Gómez, Virginia; Mouton, A.M. (Elsevier, 2014-09)

Probabilistic Neural Networks (PNN) have been tested for the first time in microhabitat suitability modelling for adult brown trout (Salmo trutta L.). The impact of data prevalence on PNN was studied. The PNN were evaluated ...
Application of the physical habitat simulation for fish species to assess environmental flows in an Atlantic Forest Stream in South-eastern Brazil

da Costa, Marcus Rodrigues; Mattos, Tailan Moretti; Fernandes, Victor Hugo; Martinez-Capel, Francisco; Muñoz Mas, Rafael; Araujo, Francisco Gerson (Sociedade Brasileira de Ictiologia, 2015-10)

The physical habitat simulation sub-routine of the Instream Flow Incremental Methodology (IFIM) uses hydraulic modeling and suitability indices of target fish species to predict how differences in-stream flows affect the ...
Assessing hydromorphological and floristic patterns along a regulated Mediterranean river: The Serpis River (Spain)

Garófano-Gómez, Virginia; Martinez-Capel, Francisco; Peredo Parada, Matías Manuel; Olaya Marín, Esther Julia; Muñoz Mas, Rafael; Soares Costa, Rui Manuel; Pinar Arenas, José Luis (Asociación Ibérica de Limnología, 2011)

[EN] In the European context, several methodologies have been developed to assess the ecological status and, specifically, the hydromorphological status of running surface waters. Although these methodologies have been ...
Assessment of brown trout habitat suitability in the Jucar River Basin (SPAIN): Comparison of data-driven approaches with fuzzy-logic models and univariate suitability curves

Muñoz Mas, Rafael; Martinez-Capel, Francisco; Schneider, Matthias; Mouton, Ans M. (Elsevier, 2012)

The implementation of the Water Framework Directive implies the determination of an environmental flow (E-flow) in each running water body. In Spain, many of the minimum flow assessments were determined with the physical ...
Can multilayer perceptron ensembles model the ecological niche of freshwater fish species?

Muñoz Mas, Rafael; Martinez-Capel, Francisco; Alcaraz-Hernández, Juan Diego; Mouton, A. M. (Elsevier, 2015-08-10)

The potential of Multilayer Perceptron (MLP) Ensembles to explore the ecology of freshwater fish specieswas tested by applying the technique to redfin barbel (Barbus haasi Mertens, 1925), an endemic and mon-tane species ...
Combining literature-based and data-driven fuzzy models to predict brown trout (salmo trutta l.) spawning habitat degradation induced by climate change

Muñoz Mas, Rafael; Marcos-García, Patricia; Lopez-Nicolas,A.; Martínez-García, F.J.; Pulido-Velazquez, M.; Martinez-Capel, Francisco (Elsevier, 2018)

[EN] A fuzzy rule-based system combining empirical data on hydraulic preferences and literature information on temperature requirements was used to foresee the brown trout (Salmo trutta L.) spawning habitat degradation ...
Comparing four methods for decision-tree induction: a case study on the invasive Iberian gudgeon (Gobio lozanoi; Doadrio & Madeira, 2004)

Muñoz Mas, Rafael; Fukuda, Shinji; Vezza, Paolo; Martinez-Capel, Francisco (Elsevier, 2016)

The invasion of freshwater ecosystems is a particularly alarming phenomenon in the Iberian Peninsula. Habitat suitability modelling is a proficient approach to extract knowledge about species ecology and to guide adequate ...
Comparison of approaches for the development of microhabitat suitability models based on fuzzy logic

Muñoz Mas, Rafael (Universitat Politècnica de València, 2014-04-24)

[ES] La trucha comun (Salmo trutta L.) ha sido utilizada como indicador del estado ecológico. Los modelos de hábitat evaluan la idoneidad del hábitat en base a las condiciones físicas como por ejemplo la velocidad del flujo ...
Construcción y Comparativa entre diques de Gabiones y Mampostería en la cuenca del barranco de Chirivel

Martínez Capel, Francisco (Universitat Politècnica de València, 2011-11-15)

El video muestra distintas obras de diques de retención de sedimentos en una pequeña cuenca mediterránea, explicándose las diferencias esenciales entre dos tipos de diques, los de mampostería y los de gabiones.
Curvas de respuesta hidrológica de especies leñosas de ribera en tramos no regulados de los ríos Cabriel y Mijares

Villanueva García, Juan Francisco (Universitat Politècnica de València, 2011-12-28)

Estudiar la relación entre las principales especies leñosas de ribera y el régimen hidrológico mediante la elaboración de curvas de respuesta de idoneidad basadas en 5 variables hidrológicas. En tramos de ríos naturales. ...
Data-driven fuzzy habitat suitability models for brown trout in Spanish Mediterranean rivers

Mouton, A.M.; Alcaraz-Hernández, Juan Diego; De Baets, B.; Goethals, , P.L.M; Martinez-Capel, Francisco (Elsevier, 2010-12-30)

[EN] In recent years, fuzzy models have been acknowledged as a suitable approach for species distribution modelling due to their transparency and their ability to incorporate the ecological gradient theory. Specifically, ...
Desarrollo de curvas de idoneidad de microhábitat de frezaderos de barbo mediterráneo en la Demarcación Hidrográfica del Júcar

Martínez Arribas, Andrés (Universitat Politècnica de València, 2021-09-29)

[ES] Este proyecto trata de obtener, analizar y sintetizar información sobre la selección de microhábitats para la freza de la principal especie de barbo en la demarcación hidrográfica del Júcar. Actualmente no existen ...
Desarrollo de modelos de idoneidad de hábitat para la trucha balcánica (Salmo fariodes, Karaman) y estimación de caudales ecológicos en ríos de montaña de Grecia

Papadaki, Christina; Muñoz Mas, Rafael; Ntoanidis, Lazaros; Martínez Capel, Francisco; Zogaris, Stamatis; Dimitriou, Elias (Sociedad Española de Ciencias Forestales, 2015)

[EN] Esta investigación, enmarcada en el proyecto ECOFLOW (Grecia), está enfocada a la estimación de caudales ecológicos en ríos de Grecia. La alteración hidrológica y la degradación de los hábitats fluviales han ...
Determination of environmental flows in rivers using an integrated hydrological-hydrodynamic-habitat modelling approach

Stamou, A.; Polydera, A.; Papadonikolaki, G.; Martinez-Capel, Francisco; Muñoz Mas, Rafael; Papadaki, Christina; Zogaris, Stamatis; Bui, M.D.; Rutschmann, P.; Dimitriou, Elias (Elsevier, 2018)

[EN] We propose the novel integrated modelling procedure 3H-EMC for the determination of the environmental flow in rivers and streams; 3H-EMC combines Hydrological, Hydrodynamic and Habitat modelling with the use of the ...
Determining the macroinvertebrate community indicators and relevant environmental predictors of the Hun-Tai River Basin (Northeast China): A study based on community patterning

Zhang, Min; Muñoz Mas, Rafael; Martinez-Capel, Francisco; Qu, Xiaodong; Zhang, Haiping; Peng, Wenqi; Liu, Xiaobo (Elsevier, 2018-09)

[EN] It is essential to understand the patterning of biota and environmental influencing factors for proper rehabilitation and management at the river basin scale. The Hun-Tai River Basin was extensively sampled four times ...