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# WOD98 - BIOMASS AND TAXA-SPECIFIC VARIABLES
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  1 Param_number                  > 0 ITIS Taxonomic Serial Number;
                                  < 0 param or non-tax code
  2 upper_depth                   meters
  3 lower_depth                   meters
  4 int_value                     biomass measurement (see biomass.txt)
  5 Taxon_lifestage               file : taxlife.txt
  6 Taxon_sex_code                file : taxsex.txt
  7 Taxon_present                 file : taxabund.txt
  8 Taxon_troph                   file : taxtroph.txt
  9 Taxon_realm                   file : taxrealm.txt
 10 Taxon_count                   count of taxon / UNIT
 11                               (NOT USED)
 12 Taxon_volume                  ml / UNIT
 13 Taxon_wet_wt                  micrograms / UNIT
 14 Taxon_dry_wt                  micrograms / UNIT
 15 Taxon_ashf_wt                 micrograms / UNIT
 16 Taxon_feature                 file: taxfeat.txt
 17 Taxon_modifier                file: taxmodif.txt
 18 Size_min                      min. size range sampled (mm); file:taxsize.txt
 19 Size_max                      max. size range sampled (mm); file:taxsize.txt
 20 Units                         file : units.txt      
 21 Taxon_radius                  micrometer (or diameter/2) 
 22 Taxon_length                  micrometer (longest dimension/height)
 23 Taxon_width                   micrometer