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Development and Application of an Assessment Protocol for Watershed Based Biomonitoring (open access)

Development and Application of an Assessment Protocol for Watershed Based Biomonitoring

With numerous bioassessment methodologies available, a regional protocol needs to be developed to ensure that results are comparable. A regional assessment protocol was developed that includes collecting five benthic macroinvertebrate samples, identifying organisms to genus, and calculating the following metrics: Number of Taxa, Total Number of Individuals, Simpson's Diversity Index, Shannon's Diversity Index, Percent Contribution of Dominant Taxa, Hilsenhoffs Biotic Index, and Percent Contribution of Dipterans. Once the protocol was developed, it was used to assess the Bayou Chico tributaries and watershed. All three tributaries had been significantly impacted by human activity as had the watershed as a whole. This study indicates that a regional protocol could be developed and is appropriate for biomonitoring at the watershed scale.
Date: May 1998
Creator: Schwartz, Joseph Howard
Object Type: Thesis or Dissertation
System: The UNT Digital Library
The Southwestern Historical Quarterly, Volume 101, July 1997 - April, 1998 (open access)

The Southwestern Historical Quarterly, Volume 101, July 1997 - April, 1998

The Texas State Historical Association Quarterly Report includes "Papers read at the meetings of the Association, and such other contributions as may be accepted by the Committee" (volume 1, number 1). These include historical sketches, biographical material, personal accounts, and other research. Index is located at the end of the volume starting on page 557.
Date: 1998
Creator: Texas State Historical Association
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History