1. Environment Safety and Health Directorate; EPC-ES Technical Procedure; Collection of Benthic Macroinvertebrates in the Rio Grande Document(s) Author: Philip Fresquez Number: ESHID-601732_EPC-ES-TP-013 ; 2016
2. RECORD: Fish Sampling Document(s) Author: Philip Fresquez ; Shannon Gaukler Number: ESHID-601606 ; 2016