MONTANA DEPARTMENT FISH, WILDLIFE, AND PARKS 

 MRIS Reporting Program 



STRMBTM.DBF - Stream Bottom Characteristics Database Structure 



Field Name 



SHORT_RRN 



SECTION 



SURVDATE 



PBHARDPAN 



PBBOULDER 



PBRUBBLE 



PBGRAVEL 



PBFINES 



PBSILT 



RATPOOLBTM 



RNBHARDPAN 



RNBBOULDER 



RNBRUBBLE 



RNBGRAVEL 



RNBFINES 



RNBSILT 



RATRUNBTM 



RFBHARDPAN 



RFBBOTJLDER 



RFBRUBBLE 



RFBGRAVEL 



RFBFINES 



RFBSILT 



RATRIFFBTM 



EMBEDD 



SUB_SCORE 



PER_QUAR 



SUB_METH 



SUB_SAMP 

 MORE_SUB 

 SERIAL 



Type Width Dec Description 



C 9 Short RRN 



CIO Section No. 



D 8 Survey date of sample 



C 3 Percent of pool bottom that is boulder/hardpan(> 256.0 mm). 



C 3 Percent of pool bottom that is cobble (64 mm - 256.0 mm). 



C 3 Percent of pool bottom that is large gravel (6.5 - 64.0 rtmi). 



C 3 Percait of pool bottom that is small gravel (2.0 - 6.4 mm). 



C 3 Percent of pool bottom that is lines (<2.0 mm). 



C 3 Perc^it of pool bottom that is silt. 



CIO Pool bottom data quality rating. (1 = low to 9 = high) 



C 3 Run bottom percoitage that is boidder/hardpan(> 256. mm). 



C 3 Run bottom percentage that is cobble (64 mm - 256.0 mm). 



C 3 Rim bottom percentage that is large gravel (6.5 - 64.0 mm). 



C 3 Run bottom perc^itage that is small gravel (2.0-6.4 mm). 



C 3 Run bottom percentage that is fines (<2.0 mm). 



C 3 Rim bottom percentage that is silt. 



CIO Run bottom data quality rating. (1 = low to 9=high) 



C 3 Riffle bottom percentage that is boulder/hardpan (> 256.0 



mm). 



C 3 Riffle bottom percentage that is cobble (64 mm - 256.0 mm). 



C 3 Riffle bottom perc^itage that is large gravel (6.5 - 64.0 mm). 



C 3 Riffle bottom percentage that is small gravel (2.0 - 6.4 mm). 



C 3 Riffle bottom percoitage that is fines (<2.0 mm). 



C 3 Riffle bottom perc^itage that is silt. 



CIO Riffle bottom data quality rating. (1 = low to 9 = high) 



N 1 Embeddness score (1-5) 



N 4 1 Substrate composition score. (1-6) 



N 3 Percentage of substrate less than 0.25 in. (6.35 cm) 



CIO Substrate method (M = McNeil, S = Substrate score, W = 



Whidock, V = Vibert Box, O = Ocular) 



N 2 Number of samples used for analysis 



L 1 More substrate data available 



C 3 FWP Fisheries Serial No. 



TREE.DBF - Tree and shrub species Database Structure 

 Field Name Type Width Dec Description 



SHORT_RRN 

 SECTION 

 SPECIES 

 SERIAL 



C 9 Short RRN 



CIO Section No. 



C 6 Species code (see App^idix C-10) 



C 3 Serial No. 



D-13 



