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Ecology and Evolution

D-Index
75
Citations
18005
World Ranking
1071
National Ranking
399

Overview

H. Bradley Shaffer is affiliated with the University of California, Los Angeles in the United States. Their research focuses primarily on Environmental Science and Biochemistry, Genetics, and Molecular Biology, with significant contributions to subfields including Molecular Biology, Genetics, Global and Planetary Change, Ecology, and Ecology, Evolution, Behavior and Systematics.

The scientist's work encompasses a variety of topics related to amphibians and reptiles, genetic diversity and population structure, genomics and phylogenetic studies, species distribution and climate change, turtle biology and conservation, wildlife ecology and conservation, and plant and animal studies.

Frequent coauthors collaborating with H. Bradley Shaffer include Erin Toffelmier, Merly Escalona, Oanh Nguyen, Mohan P A Marimuthu, and Colin W Fairbairn.

Publication venues where Shaffer's research appears consistently include the Journal of Heredity, bioRxiv (Cold Spring Harbor Laboratory), Proceedings of the National Academy of Sciences, Molecular Ecology, and Science.

Selected recent papers authored or coauthored by Shaffer highlight their involvement in conservation genomics and biodiversity efforts. These papers include:

  • Landscape Genomics to Enable Conservation Actions: The California Conservation Genomics Project, 2022, Journal of Heredity
  • The Earth BioGenome Project 2020: Starting the clock, 2022, Proceedings of the National Academy of Sciences
  • Turtles and Tortoises Are in Trouble, 2020, Current Biology
  • A global phylogeny of turtles reveals a burst of climate-associated diversification on continental margins, 2021, Proceedings of the National Academy of Sciences
  • Individual heterozygosity predicts translocation success in threatened desert tortoises, 2020, Science

In addition to journal articles, H. Bradley Shaffer has contributed to book publications, such as a volume in Chelonian Research Monographs titled Turtles of the World: Annotated Checklist and Atlas of Taxonomy, Synonymy, Distribution, and Conservation Status (10th Ed.), scheduled for 2025.

Best Publications

  • Genome 10K: A Proposal to Obtain Whole-Genome Sequence for 10 000 Vertebrate Species

    David Haussler;Stephen J. O'Brien;Oliver A. Ryder;F. Keith Barker

  • Spatial Tests of the Pesticide Drift, Habitat Destruction, UV‐B, and Climate‐Change Hypotheses for California Amphibian Declines

    Carlos Davidson;H. Bradley Shaffer;Mark R. Jennings

  • The Decline of Amphibians in California’s Great Central Valley

    Robert N. Fisher;H. Bradley Shaffer

  • The role of natural history collections in documenting species declines.

    H.Bradley Shaffer;Robert N Fisher;Carlos Davidson

  • Tests of turtle phylogeny: molecular, morphological, and paleontological approaches.

    H. Bradley Shaffer;Peter Meylan;Mark L. McKnight

  • Declines of the California red-legged frog: Climate, UV-B, habitat, and pesticides hypotheses

    Carlos Davidson;H. Bradley Shaffer;Mark R. Jennings;Mark R. Jennings

  • Troubleshooting Molecular Phylogenetic Analyses

    Michael J. Sanderson;H. Bradley Shaffer

  • The western painted turtle genome, a model for the evolution of extreme physiological adaptations in a slowly evolving lineage

    H. Bradley Shaffer;Patrick Minx;Daniel E. Warren;Andrew M. Shedlock;Andrew M. Shedlock

  • Turtles and Tortoises Are in Trouble

    Craig B. Stanford;Craig B. Stanford;John B. Iverson;Anders G.J. Rhodin;Peter Paul van Dijk

  • Herpetology.—F. Harvey Pough, R. M. Andrews, J. E. Cadle, M. L. Crump, A. H. Savitzky, and K. D. Wells. 1998. Prentice-Hall, Upper Saddle River, New Jersey.

    H. Bradley Shaffer

  • Incorporating model complexity and spatial sampling bias into ecological niche models of climate change risks faced by 90 California vertebrate species of concern

    Dan L. Warren;Amber N. Wright;Stephanie N. Seifert;H. Bradley Shaffer

  • Phylogenetic hypotheses for the turtle family Geoemydidae.

    Phillip Q. Spinks;H. Bradley Shaffer;John B. Iverson;William P. McCord

  • Assessing concordance of fossil calibration points in molecular clock studies: an example using turtles.

    Thomas J. Near;Peter A. Meylan;H. Bradley Shaffer

  • THE POLYTYPIC SPECIES REVISITED: GENETIC DIFFERENTIATION AND MOLECULAR PHYLOGENETICS OF THE TIGER SALAMANDER AMBYSTOMA TIGRINUM (AMPHIBIA: CAUDATA) COMPLEX

    H. Bradley Shaffer;Mark L. McKnight

  • Global conservation status of turtles and tortoises (order Testudines)

    Anders G.J. Rhodin;Craig B. Stanford;Peter Paul Van Dijk;Carla Eisemberg

  • AMPHIBIAN UPLAND HABITAT USE AND ITS CONSEQUENCES FOR POPULATION VIABILITY

    Peter C. Trenham;H. Bradley Shaffer

  • Turtles of the World: Annotated Checklist and Atlas of Taxonomy, Synonymy, Distribution, and Conservation Status (8th Ed.)

    Anders G.J. Rhodin;John B. Iverson;Roger Bour;Uwe Fritz

  • Landscape genetics and least-cost path analysis reveal unexpected dispersal routes in the California tiger salamander (Ambystoma californiense).

    Ian J. Wang;Wesley K. Savage;H. Bradley Shaffer

  • Delimiting species in recent radiations.

    H. Bradley Shaffer;Robert C. Thomson

  • Rapid spread of invasive genes into a threatened native species

    Benjamin M. Fitzpatrick;Jarrett R. Johnson;D. Kevin Kump;Jeramiah J. Smith

Frequent Co-Authors

John B. Iverson
John B. Iverson Earlham College
Benjamin M. Fitzpatrick
Benjamin M. Fitzpatrick University of Tennessee at Knoxville
Robert N. Fisher
Robert N. Fisher United States Geological Survey
Arthur Georges
Arthur Georges University of Canberra
Robert F. Inger
Robert F. Inger Field Museum of Natural History
Tim Caro
Tim Caro University of California, Davis
Lee B. Kats
Lee B. Kats Pepperdine University
George V. Lauder
George V. Lauder Harvard University
Uwe Fritz
Uwe Fritz American Museum of Natural History
J. Joshua Smith
J. Joshua Smith Memorial Sloan Kettering Cancer Center

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