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Smithsonian National Museum of Natural History

Department ofVertebrate Zoology

Division of Fishes

Carl Hansen
© Smithsonian Institution
bar Thomas Orrell
    Thomas M. Orrell
    Research Associate

  • Phone: (202)633-2151
  • Fax: (202)357-4122
  • Cell: (202)294-0514
  • E-mail: orrellt[at]

  • Mailing Address:
    Smithsonian Institution
    PO Box 37012, MRC 136
    Washington, DC 20013-7012

  • Shipping Address:
    Smithsonian Institution
    National Museum of Natural History
    10th and Constitution Ave, NW
    Washington, DC 20560-0136

Related Links

Integrated Taxonomic Information System (ITIS)


Ph.D. Marine Science, College of William and Mary
B.S. Biology, University of Richmond

Research Interests

The evolutionary relationships, biogeography and diversity of fishes, invasive species, and taxonomic information.

Recent Publications

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