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Environmental Sciences

D-Index
56
Citations
8503
World Ranking
3740
National Ranking
1426

Overview

Tracy A. Villareal is affiliated with The University of Texas at Austin in the United States. Their research primarily spans Environmental Science, Earth and Planetary Sciences, and Biochemistry, Genetics, and Molecular Biology, integrating subfields such as Ecology, Oceanography, and Molecular Biology.

The scientist's main research topics include microbial community ecology and physiology, marine and coastal ecosystems, protist diversity and phylogeny, marine biology and ecology research, and isotope analysis in ecology.

Frequent publication venues for Villareal include:

  • Bergey's Manual of Systematics of Archaea and Bacteria
  • PeerJ
  • Frontiers in Microbiology
  • Biogeosciences

Recent papers authored or co-authored by Villareal are:

  • Isolation, growth, and nitrogen fixation rates of the Hemiaulus-Richelia (diatom-cyanobacterium) symbiosis in culture, 2020, PeerJ
  • Adaptation to an Intracellular Lifestyle by a Nitrogen-Fixing, Heterocyst-Forming Cyanobacterial Endosymbiont of a Diatom, 2022, Frontiers in Microbiology
  • Richelia, 2022, Bergey's Manual of Systematics of Archaea and Bacteria
  • Trichodesmium, 2022, Bergey's Manual of Systematics of Archaea and Bacteria
  • A time series analysis of transparent exopolymer particle distributions and C: N stoichiometry in the subtropical North Pacific: a key process in net community production and preformed nitrate anomalies?, 2025, Biogeosciences

Villareal frequently collaborates with other researchers, including:

  • Rachel A. Foster
  • John Waterbury
  • Eric A. Webb
  • Jonathan P. Zehr
  • Amy Pyle

Best Publications

  • High rates of N2 fixation by unicellular diazotrophs in the oligotrophic Pacific Ocean.

    Joseph P Montoya;Carolyn M Holl;Jonathan P Zehr;Andrew Hansen

  • Database of diazotrophs in global ocean: abundance, biomass and nitrogen fixation rates

    Y. W. Luo;S. C. Doney;L. A. Anderson;Mar Benavides

  • Red Tides in the Gulf of Mexico: Where, When, and Why?

    John J. Walsh;J. K. Jolliff;J. K. Jolliff;B. P. Darrow;J. M. Lenes

  • Nitrogen transport by vertically migrating diatom mats in the North Pacific Ocean

    Tracy A. Villareal;Mark A. Altabet;Karen Culver-Rymsza

  • Does the red tide dinoflagellate Karenia brevis use allelopathy to outcompete other phytoplankton

    Julia Kubanek;Melissa K. Hicks;Jerome Naar;Tracy A. Villareal

  • New perspectives on nitrogen-fixing microorganisms in tropical and subtropical oceans.

    Jonathan P Zehr;Edward J Carpenter;Tracy A Villareal

  • Upward transport of oceanic nitrate by migrating diatom mats

    Tracy A. Villareal;Cynthia Pilskaln;Mark Brzezinski;Fredric Lipschultz

  • Buoyancy Regulation and the Potential for Vertical Migration in the Oceanic Cyanobacterium Trichodesmium

    T.A. Villareal;E.J. Carpenter

  • Silica production and the contribution of diatoms to new and primary production in the central North Pacific

    Mark A. Brzezinski;Tracy A. Villareal;Fredric Lipschultz

  • A historical assessment of Karenia brevis in the western Gulf of Mexico

    Hugo A. Magaña;Cindy Contreras;Tracy A. Villareal

  • Petroleum production platforms as sites for the expansion of ciguatera in the northwestern Gulf, of Mexico

    T.A. Villareal;S. Hanson;Steve Qualia;E.L.E. Jester

  • Nitrogen-fixation by the cyanobacterial symbiont of the diatom genus Hemiaulus

    TA Villareal

  • The Role of Episodic Atmospheric Nutrient Inputs in the Chemical and Biological Dynamics of Oceanic Ecosystems

    Percy Donaghay;Peter Liss;Robert Duce;Dana Kester

  • The rise and fall of methanotrophy following a deepwater oil-well blowout

    M. Crespo-Medina;C. D. Meile;K. S. Hunter;A. R. Diercks

  • The relative food value of diatoms, dinoflagellates, flagellates, and cyanobacteria for tintinnid ciliates

    Peter G. Verity;Tracy A. Villareal

  • Macroalgal palatability and the flux of ciguatera toxins through marine food webs

    Edwin Cruz-Rivera;Tracy A. Villareal

  • High diatom production and export in stratified waters – A potential negative feedback to global warming

    Alan E.S. Kemp;Tracy A. Villareal

  • Marine Nitrogen-Fixing Diatom-Cyanobacteria Symbioses

    Tracy A. Villareal

  • Vertical migration of Rhizosolenia mats and their significance to NO3− fluxes in the central North Pacific gyre

    Tracy A. Villareal;Samantha Woods;J.Keith Moore;J.Keith Moore;Karen CulverRymsza

  • Laboratory Culture and Preliminary Characterization of the Nitrogen-Fixing Rhizosolenia-Richelia Symbiosis

    Tracy A. Villareal

Frequent Co-Authors

Joseph P. Montoya
Joseph P. Montoya Georgia Institute of Technology
Ellen C. Hopmans
Ellen C. Hopmans Royal Netherlands Institute for Sea Research
Jonathan P. Zehr
Jonathan P. Zehr University of California, Santa Cruz
Mark A. Brzezinski
Mark A. Brzezinski University of California, Santa Barbara
Edward J. Buskey
Edward J. Buskey The University of Texas at Austin
Corina P. D. Brussaard
Corina P. D. Brussaard Utrecht University
Margaret R. Mulholland
Margaret R. Mulholland Old Dominion University
Jaap S. Sinninghe Damsté
Jaap S. Sinninghe Damsté Royal Netherlands Institute for Sea Research
Ilana Berman-Frank
Ilana Berman-Frank University of Haifa
David M. Karl
David M. Karl University of Hawaii at Manoa

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