World's Best Scientists 2026 revealed!
Tomas Angel DelValls

Tomas Angel DelValls

D-Index & Metrics

Environmental Sciences

D-Index
55
Citations
8582
World Ranking
3919
National Ranking
100

Overview

What is he best known for?

The fields of study he is best known for:

  • Ecology
  • Ecosystem
  • Environmental chemistry

Tomás Ángel DelValls mostly deals with Environmental chemistry, Contamination, Estuary, Water pollution and Bay. His studies in Environmental chemistry integrate themes in fields like Glutathione peroxidase, Glutathione reductase and Bioavailability. His Contamination study which covers Pollutant that intersects with Hazardous waste, Dredging and Organic matter.

His biological study spans a wide range of topics, including Chemical speciation, Heavy metals, Environmental engineering and Pollution. The various areas that Tomás Ángel DelValls examines in his Bay study include Littoral zone, Sediment chemistry and Ecotoxicology. His Ecotoxicology research incorporates themes from Amphipoda and Fishery.

His most cited work include:

  • The pH of buffers based on 2-amino-2-hydroxymethyl-1,3-propanediol (‘tris’) in synthetic sea water (133 citations)
  • Using sediment quality guidelines for dredged material management in commercial ports from Spain (111 citations)
  • Bioavailability of heavy metals bound to estuarine sediments as a function of pH and salinity values (104 citations)

What are the main themes of his work throughout his whole career to date?

Tomás Ángel DelValls focuses on Environmental chemistry, Ecology, Ecotoxicology, Contamination and Estuary. His research integrates issues of Seawater, Benthic zone, Bioassay and Bioavailability in his study of Environmental chemistry. His study in Ecotoxicology is interdisciplinary in nature, drawing from both Amphipoda, Corophium volutator, Acute toxicity, Hepatopancreas and Cadmium.

His Contamination research is multidisciplinary, relying on both Littoral zone, Bay, Organic matter and Pollutant. His Estuary research includes elements of Environmental engineering, Water pollution, Ecosystem, Pollution and Heavy metals. The study incorporates disciplines such as Total organic carbon and Fishery in addition to Water pollution.

He most often published in these fields:

  • Environmental chemistry (47.90%)
  • Ecology (24.37%)
  • Ecotoxicology (27.73%)

What were the highlights of his more recent work (between 2014-2021)?

  • Environmental chemistry (47.90%)
  • Seawater (10.08%)
  • Ecology (24.37%)

In recent papers he was focusing on the following fields of study:

His primary areas of study are Environmental chemistry, Seawater, Ecology, Ocean acidification and Ecotoxicology. His work deals with themes such as Bay, Contamination, Bioavailability, Wastewater and Benthic zone, which intersect with Environmental chemistry. He applies his multidisciplinary studies on Contamination and Immobilization test in his research.

His research in Ecology focuses on subjects like Carbonate, which are connected to Amphipoda. The Ocean acidification study which covers Estuary that intersects with pCO2 and Polychaete. Ecotoxicology is frequently linked to Toxicity in his study.

Between 2014 and 2021, his most popular works were:

  • Assessment of metal contamination, bioavailability, toxicity and bioaccumulation in extreme metallic environments (Iberian Pyrite Belt) using Corbicula fluminea (44 citations)
  • Toxicological evaluation of sediment samples spiked with human pharmaceutical products: Energy status and neuroendocrine effects in marine polychaetes Hediste diversicolor. (29 citations)
  • Using remote sensing as a support to the implementation of the European Marine Strategy Framework Directive in SW Portugal (26 citations)

In his most recent research, the most cited papers focused on:

  • Ecology
  • Ecosystem
  • Biochemistry

His scientific interests lie mostly in Environmental chemistry, Seawater, Ocean acidification, Bioavailability and Ecotoxicology. His Environmental chemistry research incorporates themes from Hediste diversicolor and Metabolism. His study looks at the intersection of Seawater and topics like Carbon dioxide with Zinc, Ecosystem, Toxicity and Perna perna.

The concepts of his Ocean acidification study are interwoven with issues in Carbon capture and storage, Environmental engineering, Larva and Mussel. The Bioavailability study combines topics in areas such as Lipid peroxidation and Antioxidant. His biological study spans a wide range of topics, including Benthic zone and Biota.

Best Publications

  • Acid mine drainage pollution in the Tinto and Odiel rivers (Iberian Pyrite Belt, SW Spain) and bioavailability of the transported metals to the Huelva Estuary

    José Miguel Nieto;Aguasanta M. Sarmiento;Manuel Olías;Carlos R. Canovas

  • The pH of buffers based on 2-amino-2-hydroxymethyl-1,3-propanediol (‘tris’) in synthetic sea water

    T.A. DelValls;A.G. Dickson

  • Histological biomarkers in liver and gills of juvenile Solea senegalensis exposed to contaminated estuarine sediments: A weighted indices approach

    Pedro M. Costa;Mário S. Diniz;Sandra Caeiro;Sandra Caeiro;Jorge Lobo

  • Site selection for shellfish aquaculture by means of GIS and farm-scale models, with an emphasis on data-poor environments

    Claudio Silva;João G. Ferreira;Suzanne B. Bricker;Tomás Ángel DelValls

  • Bioavailability of heavy metals bound to estuarine sediments as a function of pH and salinity values

    I. Riba;E. García-Luque;J. Blasco;T. A. DelValls

  • Using sediment quality guidelines for dredged material management in commercial ports from Spain

    M.C. Casado-Martínez;J.L. Buceta;M.J. Belzunce;T.A. DelValls

  • Bioavailability, oxidative stress, neurotoxicity and genotoxicity of pharmaceuticals bound to marine sediments. The use of the polychaete Hediste diversicolor as bioindicator species.

    L.A. Maranho;R.M. Baena-Nogueras;P.A. Lara-Martín;T.A. DelValls

  • Influence of the Aznalcóllar mining spill on the vertical distribution of heavy metals in sediments from the Guadalquivir estuary (SW Spain)

    I Riba;T.A DelValls;J.M Forja;A Gómez-Parra

  • Determining contamination sources in marine sediments using multivariate analysis

    T.Á DelValls;J.M Forja;E González-Mazo;A Gómez-Parra

  • The influence of pH and salinity on the toxicity of heavy metals in sediment to the estuarine clam Ruditapes philippinarum

    Inmaculada Riba;T. Ángel Delvalls;Jesús M. Forja;Abelardo Gómez-Parra

  • Development of site-specific sediment quality guidelines for North and South Atlantic littoral zones: comparison against national and international sediment quality benchmarks.

    R. B. Choueri;A. Cesar;Denis Moledo de Souza Abessa;R. J. Torres

  • General stress, detoxification pathways, neurotoxicity and genotoxicity evaluated in Ruditapes philippinarum exposed to human pharmaceuticals.

    Gabriela V. Aguirre-Martínez;T. Angel DelValls;M. Laura Martín-Díaz

  • Site-specific sediment quality values for the Gulf of Cádiz (Spain) and San Francisco Bay (USA), using the sediment quality triad and multivariate analysis

    T. A. DelValls;P.M. Chapman

  • Comparative sediment quality assessment in different littoral ecosystems from Spain (Gulf of Cadiz) and Brazil (Santos and São Vicente estuarine system).

    A. Cesar;R.B. Choueri;I. Riba;I. Riba;C. Morales-Caselles;C. Morales-Caselles

  • Chemical and ecotoxicological guidelines for managing disposal of dredged material

    T.A. DelValls;A. Andres;M.J. Belzunce;J.L. Buceta

  • Biological effects-based sediment quality in ecological risk assessment for European waters

    Pieter J. den Besten;Eric de Deckere;Marc P. Babut;Beth Power

  • Field validation of a battery of biomarkers to assess sediment quality in Spanish ports.

    M.L. Martín-Díaz;J. Blasco;D. Sales;T.A. DelValls

  • Early Contamination by Heavy Metals of the Guadalquivir Estuary After the Aznalcóllar Mining Spill (SW Spain)

    A Gómez-Parra;J.M Forja;T.A DelValls;I Sáenz

  • Genotoxic damage in Solea senegalensis exposed to sediments from the Sado Estuary (Portugal): Effects of metallic and organic contaminants

    Pedro M. Costa;Jorge Lobo;Sandra Caeiro;Sandra Caeiro;Martins Martins

  • Biomarkers Study for Sediment Quality Assessment in Spanish Ports Using the Crab Carcinus maenas and the Clam Ruditapes philippinarum

    M.L. Martín-Díaz;J. Blasco;D. Sales;T.A. DelValls

Frequent Co-Authors

Inmaculada Riba
Inmaculada Riba University of Cádiz
Julián Blasco
Julián Blasco Spanish National Research Council
Abelardo Gómez-Parra
Abelardo Gómez-Parra University of Cádiz
Denis Moledo de Souza Abessa
Denis Moledo de Souza Abessa Sao Paulo State University
Diego Sales
Diego Sales University of Cádiz
Ricardo Beiras
Ricardo Beiras Universidade de Vigo
Carlos Vale
Carlos Vale University of Porto
François Gagné
François Gagné Environment and Climate Change Canada
Pablo A. Lara-Martín
Pablo A. Lara-Martín University of Cádiz
Peter M. Chapman
Peter M. Chapman Golder Associates (Canada)

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