About

Mark has primary responsibility for the care and maintenance of our extensive collections. He also is involved in a taxonomic revision of the neotropical catfish family Doradidae (thorny catfishes) with descriptions of several new species, modern and fossil. Mark has field and collecting experience in freshwater ecosystems throughout the United States and on four continents including a total of 40 expeditions to Argentina, Bolivia, Brazil, Canada, Colombia, Finland, Guyana, Mongolia, Peru, Suriname, Thailand, Uruguay and Venezuela.

Associations

American Society of Ichthyologists and Herpetologists (United States, Lawrence) - ASIH
The Nature Conservancy (United States, Arlington) - TNC
National Parks Conservation Association (United States, Washington D.C.) - NPCA
Society of Systematic Biologists (United States, Arlington) - SSB
Sierra Club (United States, Oakland)

Organizational Affiliations

Ichthyology, Academy of Natural Sciences of Drexel University, Drexel University

Education

Biology
BS, University of Richmond (United States, Richmond) - UR
Biology
MS, University of Richmond (United States, Richmond) - UR
Animal Biology
PhD, University of Illinois at Urbana Champaign (United States, Urbana) - UIUC