White River NF Macroinvertebrate Lab Analysis

Related Notice: 1240LQ22Q0014

Contract Award Number: 1240LQ22P0025

Description: White River NF Macroinvertebrate Lab Analysis

Scope of contract: Processing/analysis of up to 100 macroinvertebrate samples over two years:

• Sort, identify, and enumerate aquatic macroinvertebrate samples. Ten Surber samples taken from fast-water units to make up each sample (10 Surber samples aggregated)
• process the benthic macroinvertebrate samples to the standards of the method described by Barbour and others (1999)
• search the remaining sample for large/rare taxa not encountered in the subsample. Large or rare taxa not likely present in the picked grids will be picked to 100%
• During sorting, to retain all portions of the sample (extracted organisms, sorted detritus, unsorted detritus)
• place closely related taxa (e.g., order) into vials labeled with the sample identification number, and date
• Midges and oligochaetes will be slide mounted by the contractor as needed for identification