/BCO-DMO/Effluents_Coastal_Ecol/grain_size ---- Level 0

#   average grain size
#   Carlsbad Desalination Plant, CA 2014-2016
#   A. Paytan, K. L. Petersen (UCSC)
#   version: 2017-10-11
# 
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date_Fieldtrip  
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Dec_2014        
Sep_2015        
May_2016