Browsing by Author "Guillén Aranda, Jorge"

Now showing items 1-19 of 19

    • Assessing the suitability of video imaging for studying the Dynamics of nearshore sandbars in tideless beaches 

      Ribas Prats, Francesca; Ojeda Casillas, Elena; Price, Timothy D.; Guillén Aranda, Jorge (Institute of Electrical and Electronics Engineers (IEEE), 2010)
      Article
      Restricted access - publisher's policy
      Nearshore sandbars, an important natural defense mechanism of the beaches, can be monitored using shore-based video systems. Before studying bar dynamics with video images, we must establish the relationship between the ...

    • Breeze influence on waves and vertical current profile in the coastal area based on EOF analysis (Vilanova i la Geltrú, Barcelona) 

      Antonijuan Rull, Josefina; Simarro, Gonzalo; Guillén Aranda, Jorge; Nogueras Cervera, Marc; Manuel Lázaro, Antonio; Palanques Monteys, Albert; Puig, Pere (2013)
      Conference report
      Open Access
      This article presents some preliminary results on the breeze influence on waves and vertical current profiles during eleven months of data recorded by an Acoustic Wave and Current Profiler installed in the OBSEA platform ...

    • Camera calibration for coastal monitoring using available snapshot images 

      Simarro, Gonzalo; Calvete Manrique, Daniel; Souto, Paola; Guillén Aranda, Jorge (Multidisciplinary Digital Publishing Institute (MDPI), 2020-06-06)
      Article
      Open Access
      Joint intrinsic and extrinsic calibration from a single snapshot is a common requirement in coastal monitoring practice. This work analyzes the influence of different aspects, such as the distribution of Ground Control ...

    • Characteristics and dynamics of crescentic bar events at Castelldefels beach 

      Swart, Rinse Leendert de; Ribas Prats, Francesca; Simarro, Gonzalo; Guillén Aranda, Jorge (Consejo Superior de Investigaciones Científicas (CSIC), 2019)
      Conference report
      Open Access
      Crescentic sand bars have been studied intensively in the last decades, resulting in good knowledge of some of their characteristics, but the processes behind their formation and destruction are not yet clear. This study ...

    • Characteristics and dynamics of crescentic bar events in an open, tideless beach 

      Swart, Rinse Leendert de; Ribas Prats, Francesca; Ruessink, Gerben; Simarro, Gonzalo; Guillén Aranda, Jorge (2017)
      Conference report
      Open Access
      Crescentic bar events at Castelldefels beach (NW Mediterranean) have been characterised using a 4.25 years dataset (October 2010-December 2014) of time-exposure video images. Crescentic bars are observed during 41% of ...

    • Characterization of bottom sediment resuspension events observed in a micro-tidal bay 

      Grifoll Colls, Manel; Cerralbo Peñarroya, Pablo; Guillén Aranda, Jorge; Espino Infantes, Manuel; Boye Hansen, Lars; Sánchez-Arcilla Conejo, Agustín (2019-03)
      Article
      Open Access
      In this study we investigate the variability in near-bottom turbidity in Alfacs Bay (in the northwestern Mediterranean Sea). The bay is characterized by a micro-tidal environment and seiching activity that may lead to flow ...

    • Dynamics of single-barred embayed beaches 

      Ojeda Casillas, Elena; Guillén Aranda, Jorge; Ribas Prats, Francesca (2011-02-15)
      Article
      Open Access
      The dynamics of single submerged sandbars of two artificial embayed beaches (La Barceloneta and Bogatell, Barcelona, NW Mediterranean) has been studied with a video-recorded data set of 4.3 years. The alongshore-averaged ...

    • Monitoring coastal storms’ effects on the Trabucador barrier beach (Ebro Delta) through Sentinel-2 derived shorelines 

      Angelats Company, Eduard; Soriano González, Jesús; Puig i Polo, Càrol; Guillén Aranda, Jorge; Falqués Serra, Albert; Ribas Prats, Francesca (2022)
      Conference report
      Open Access
      The vulnerable Trabucador barrier beach has recently suffered significant storm-induced geomorphological changes. This study presents the monitoring of its shoreline during storm events for assessing their effects on beach ...

    • Morphodynamic modelling of an embayed beach: role of the forcing sources 

      Carrion Bertran, Nil; Falqués Serra, Albert; Ribas Prats, Francesca; Calvete Manrique, Daniel; Durán, Ruth; Marco, Candela; Marcos Moreno, Marta; Amores, Ángel; Toomey, Tim; Fernández Mora, María de los Ángeles; Guillén Aranda, Jorge (2022)
      Conference report
      Open Access
      Modelling the response of sandy beaches to sea level rise is a major scientific challenge and several types of models can be applied. Given the long-time scales involved, different sources for model forcing must be combined ...

    • Morphological changes, beach inundation and overwash caused by an extreme storm on a low-lying embayed beach bounded by a dune system (NW Mediterranean) 

      Duran, Ruth; Guillén Aranda, Jorge; Ruiz García, Antonio; Jiménez Quintana, José Antonio; Sagrista, Enric (2016-12)
      Article
      Open Access
      The geomorphological evolution of a low-lying, micro-tidal sandy beach in the western Mediterranean, Pals beach, was characterized using airborne Light Detection and Ranging (LiDAR) data. Data were collected in prior to ...

    • Observations of megacusp dynamics and their coupling with crescentic bars at an open, fetch-limited beach 

      Swart, Rinse Leendert de; Ribas Prats, Francesca; Calvete Manrique, Daniel; Simarro, Gonzalo; Guillén Aranda, Jorge (2022-07-18)
      Article
      Open Access
      Alongshore changes in shorelines along sandy beaches are a result of variations in wave conditions and nearshore morphology, which can cause straight shorelines to develop large-scale (100–1000¿m wavelength) undulations, ...

    • Observed alongshore sandbar and shoreline variability at an open, fetch-limited beach 

      Swart, Rinse Leendert de; Ribas Prats, Francesca; Simarro, Gonzalo; Guillén Aranda, Jorge; Calvete Manrique, Daniel (Coast and Ocean Collective, 2021)
      Conference lecture
      Open Access
      andbars often display an alongshore variable morphology (crescentic bars), which is often mimicked at the shoreline (megacusps). The processes resulting in these patterns are not yet clear and particularly the coupling ...

    • Sediment exchanges from the shoreline to the lower shoreface inferred from morphological changes (Llobregat Delta, Western Mediterranean) 

      Guillén Aranda, Jorge; Simarro Grande, Gonzalo; Durán, Ruth; Ribas Prats, Francesca; Swart, Rinse Leendert de; Calvete Manrique, Daniel (2022)
      Conference report
      Open Access
      Se realizaron 14 campañas topo-batimétricas desde la playa emergida hasta los 15 m de profundidad, a lo largo de 1 km en la playa de Castelldefels (Delta del Llobregat, Barcelona) durante el periodo 2011-2020. Se analizan ...

    • Sediment transport and dispersal in the nearshore of “flash-flood” rivers 

      Grifoll Colls, Manel; Gracia García, Vicente; Guillén Aranda, Jorge; Espino Infantes, Manuel; Sánchez-Arcilla Conejo, Agustín (2014)
      Conference lecture
      Open Access
      River sediment dispersal on the near-shore of “flash-flood” rivers is investigated using a coupled wave-current-sediment transport model. Besòs and Llobregat rivers (short and mountainous rivers in NW Mediterranean Sea, ...

    • The morphodynamic responses of artificial embayed beaches to storm events 

      Ojeda Casillas, Elena; Guillén Aranda, Jorge; Ribas Prats, Francesca (2010)
      Article
      Open Access
      The morphological changes caused by storm events in two Barcelona beaches were recorded using video monitoring techniques during the period 2001–2006. Changes in shoreline position and configuration and submerged bar ...

    • The responses of artificial embayed beaches to storm events 

      Ojeda Casillas, Elena; Guillén Aranda, Jorge; Ribas Prats, Francesca (2009)
      Conference report
      Open Access

    • The role of bathymetry and directional wave conditions on observed crescentic bar dynamics 

      Swart, Rinse Leendert de; Ribas Prats, Francesca; Simarro, Gonzalo; Guillén Aranda, Jorge; Calvete Manrique, Daniel (2021-09-03)
      Article
      Open Access
      Nearshore sandbars are important features in the surf zone of many beaches because they strongly influence the mean circulation and evolving morphology. Due to variations in wave conditions, sandbars can experience cross-shore ...

    • The use of news information published in newspapers to estimate the impact of coastal storms at a regional scale 

      Sancho García, A.; Guillén Aranda, Jorge; Gracia García, Vicente; Rodriguez Gómez, Ana Carlota; Rubio Nicolas, Belén (MDPI, 2021-05)
      Article
      Open Access
      The evaluation of coastal damage caused by storms is not straightforward and different approaches can be applied. In this study, damage caused by extreme storms is evaluated at a regional scale based on news information ...

    • ULISES: an open source code for extrinsic calibrations and planview generations in coastal video monitoring systems 

      Simarro, Gonzalo; Ribas Prats, Francesca; Alvarez, Amaya; Guillén Aranda, Jorge; Chic, Oscar; Orfila, Alejandro (2017-09-01)
      Article
      Restricted access - publisher's policy
      Video monitoring systems have become a powerful and low-cost tool in coastal studies. Extrinsic calibration of the cameras is compulsory to get quantitative information from the images. This paper presents an Open Source ...