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J. N. Am. Benthol. Soc., 2006, 25(1):6681 2006 by The North American Benthological Society
 

Summary: J. N. Am. Benthol. Soc., 2006, 25(1):66­81
Ó 2006 by The North American Benthological Society
Limnology of Andean piedmont rivers of Venezuela
J. D. Allan1
School of Natural Resources and Environment, University of Michigan, Ann Arbor, Michigan 48109 USA
A. S. Flecker2
Department of Ecology and Evolutionary Biology, Cornell University, Ithaca, New York 14853 USA
S. Segnini3
Departamento de BiologiŽa, Universidad de Los Andes, MeŽrida 5251 Venezuela
D. C. Taphorn4
Museo de ZoologiŽa, UNELLEZ, Guanare, Estado Portuguesa, 3310 Venezuela
E. Sokol5
Department of Biological Sciences, Virginia Polytechnic Institute and State University,
Blacksburg, Virginia 24061-0406 USA
G. W. Kling6
Department of Ecology and Evolutionary Biology, University of Michigan, Ann Arbor, Michigan 48109 USA
Abstract. We sampled 6 rivers of the piedmont region of Venezuela during the dry seasons of 1997 and 1998
to compare physical, chemical, and biological features and evaluate the influence of natural and
anthropogenic differences in their watersheds. These 6 watersheds lie in a northeast-to-southwest transect
along the interior slope of the Andes. Human disturbance declines and elevation of river origin increases along

  

Source: Allan, David - School of Natural Resources and Environment, University of Michigan
Flecker, Alex - Department of Ecology and Evolutionary Biology, Cornell University

 

Collections: Environmental Sciences and Ecology