PARAMETER DESCRIPTION SAMPLE_TYPE UNITS RANGE_LOW RANGE_HIGH LEGAL_VALUES AMPHNIND Number of Amphipoda individuals in sample BERW NONE AMPHNIND Number of Amphipoda individuals in sample BETB NONE AMPHNTAX No. of Amphipoda taxa BERW NONE 0 AMPHNTAX No. of Amphipoda taxa BETB NONE 0 AMPHPIND % Amphipoda individuals BERW NONE 0 100 AMPHPIND % Amphipoda individuals BETB NONE 0 100 AMPHPTAX % Amphipoda taxa BERW NONE 0 100 AMPHPTAX % Amphipoda taxa BETB NONE 0 100 BURRNIND Number of burrower individuals in sample BERW NONE BURRNIND Number of burrower individuals in sample BETB NONE BURRNTAX No. of Burrowers taxa BERW NONE 0 BURRNTAX No. of Burrowers taxa BETB NONE 0 BURRPIND % Burrowers individuals BERW NONE 0 100 BURRPIND % Burrowers individuals BETB NONE 0 100 BURRPTAX % Burrowers taxa BERW NONE 0 100 BURRPTAX % Burrowers taxa BETB NONE 0 100 CHIRDOM1PIND % individuals in most abundant distinct Chironomidae taxon BERW NONE 0 100 CHIRDOM1PIND % individuals in most abundant distinct Chironomidae taxon BETB NONE 0 100 CHIRDOM3PIND % individuals in most abundant 3 distinct Chironomidae taxa BERW NONE 0 100 CHIRDOM3PIND % individuals in most abundant 3 distinct Chironomidae taxa BETB NONE 0 100 CHIRDOM5PIND % individuals in most abundant 5 distinct Chironomidae taxa BERW NONE 0 100 CHIRDOM5PIND % individuals in most abundant 5 distinct Chironomidae taxa BETB NONE 0 100 CHIRNIND Number of Chironomidae individuals in sample BERW NONE CHIRNIND Number of Chironomidae individuals in sample BETB NONE CHIRNTAX No. of Chironomidae taxa BERW NONE 0 CHIRNTAX No. of Chironomidae taxa BETB NONE 0 CHIRPIND % Chironomidae individuals BERW NONE 0 100 CHIRPIND % Chironomidae individuals BETB NONE 0 100 CHIRPTAX % Chironomidae taxa BERW NONE 0 100 CHIRPTAX % Chironomidae taxa BETB NONE 0 100 CLMBNIND Number of climber individuals in sample BERW NONE CLMBNIND Number of climber individuals in sample BETB NONE CLMBNTAX No. of Climbers taxa BERW NONE 0 CLMBNTAX No. of Climbers taxa BETB NONE 0 CLMBPIND % Climbers individuals BERW NONE 0 100 CLMBPIND % Climbers individuals BETB NONE 0 100 CLMBPTAX % Climbers taxa BERW NONE 0 100 CLMBPTAX % Climbers taxa BETB NONE 0 100 CLNGNIND Number of clinger individuals in sample BERW NONE CLNGNIND Number of clinger individuals in sample BETB NONE CLNGNTAX No. of Clingers taxa BERW NONE 0 CLNGNTAX No. of Clingers taxa BETB NONE 0 CLNGPIND % Clingers individuals BERW NONE 0 100 CLNGPIND % Clingers individuals BETB NONE 0 100 CLNGPTAX % Clingers taxa BERW NONE 0 100 CLNGPTAX % Clingers taxa BETB NONE 0 100 COFININD Number of collector-filterers individuals in sample BERW NONE COFININD Number of collector-filterers individuals in sample BETB NONE COFINTAX No. of Collecter-filterer taxa BERW NONE 0 COFINTAX No. of Collecter-filterer taxa BETB NONE 0 COFIPIND % Collecter-filterer individuals BERW NONE 0 100 COFIPIND % Collecter-filterer individuals BETB NONE 0 100 COFIPTAX % Collecter-filterer taxa BERW NONE 0 100 COFIPTAX % Collecter-filterer taxa BETB NONE 0 100 COFITRICNIND Number of collector-filterer Trichoptera individuals in sample BERW NONE COFITRICNIND Number of collector-filterer Trichoptera individuals in sample BETB NONE COFITRICNTAX No. of Collector-filterer Trichoptera taxa BERW NONE 0 COFITRICNTAX No. of Collector-filterer Trichoptera taxa BETB NONE 0 COFITRICPIND % Collector-filterer Trichoptera individuals BERW NONE 0 100 COFITRICPIND % Collector-filterer Trichoptera individuals BETB NONE 0 100 COFITRICPTAX % Collector-filterer Trichoptera taxa BERW NONE 0 100 COFITRICPTAX % Collector-filterer Trichoptera taxa BETB NONE 0 100 COGANIND Number of collector-gatherers individuals in sample BERW NONE COGANIND Number of collector-gatherers individuals in sample BETB NONE COGANTAX No. of Collecter-gatherer taxa BERW NONE 0 COGANTAX No. of Collecter-gatherer taxa BETB NONE 0 COGAPIND % Collecter-gatherer individuals BERW NONE 0 100 COGAPIND % Collecter-gatherer individuals BETB NONE 0 100 COGAPTAX % Collecter-gatherer taxa BERW NONE 0 100 COGAPTAX % Collecter-gatherer taxa BETB NONE 0 100 CRUSNIND Number of Crustacea individuals in sample BERW NONE CRUSNIND Number of Crustacea individuals in sample BETB NONE CRUSNTAX No. of Crustaceans taxa BERW NONE 0 CRUSNTAX No. of Crustaceans taxa BETB NONE 0 CRUSPIND % Crustaceans individuals BERW NONE 0 100 CRUSPIND % Crustaceans individuals BETB NONE 0 100 CRUSPTAX % Crustaceans taxa BERW NONE 0 100 CRUSPTAX % Crustaceans taxa BETB NONE 0 100 DATE_COL Date of data collection in field VERIF DATE_COL Date of data collection in field VERIF DATE_COL Date of data collection in field VERIF DIPTNIND Number of Diptera individuals in sample BERW NONE DIPTNIND Number of Diptera individuals in sample BETB NONE DIPTNTAX No. of Diptera taxa BERW NONE 0 DIPTNTAX No. of Diptera taxa BETB NONE 0 DIPTPIND % Diptera individuals BERW NONE 0 100 DIPTPIND % Diptera individuals BETB NONE 0 100 DIPTPTAX % Diptera taxa BERW NONE 0 100 DIPTPTAX % Diptera taxa BETB NONE 0 100 DOM1PIND % individuals in dominant distinct taxon BERW NONE 0 100 DOM1PIND % individuals in dominant distinct taxon BETB NONE 0 100 DOM3PIND % individuals in dominant 3 distinct taxa BERW NONE 0 100 DOM3PIND % individuals in dominant 3 distinct taxa BETB NONE 0 100 DOM5PIND % individuals in dominant 5 distinct taxa BERW NONE 0 100 DOM5PIND % individuals in dominant 5 distinct taxa BETB NONE 0 100 EPHENIND Number of Ephemeroptera individuals in sample BERW NONE EPHENIND Number of Ephemeroptera individuals in sample BETB NONE EPHENTAX No. of Ephemeroptera taxa BERW NONE 0 EPHENTAX No. of Ephemeroptera taxa BETB NONE 0 EPHEPIND % Ephemeroptera individuals BERW NONE 0 100 EPHEPIND % Ephemeroptera individuals BETB NONE 0 100 EPHEPTAX % Ephemeroptera taxa BERW NONE 0 100 EPHEPTAX % Ephemeroptera taxa BETB NONE 0 100 EPOTNIND "Number of Ephemeroptera, Plecoptera, Odonata, and Trichoptera individuals in sample" BERW NONE EPOTNIND "Number of Ephemeroptera, Plecoptera, Odonata, and Trichoptera individuals in sample" BETB NONE EPOTNTAX "No. of Ephemeroptera, Plecoptera, Odonata, & Trichoptera taxa" BERW NONE 0 EPOTNTAX "No. of Ephemeroptera, Plecoptera, Odonata, & Trichoptera taxa" BETB NONE 0 EPOTPIND "% Ephemeroptera, Plecoptera, Odonata, & Trichoptera individuals" BERW NONE 0 100 EPOTPIND "% Ephemeroptera, Plecoptera, Odonata, & Trichoptera individuals" BETB NONE 0 100 EPOTPTAX "% Ephemeroptera, Plecoptera, Odonata, & Trichoptera taxa" BERW NONE 0 100 EPOTPTAX "% Ephemeroptera, Plecoptera, Odonata, & Trichoptera taxa" BETB NONE 0 100 EPT_NIND "Number of Ephemeroptera, Plecoptera, and Trichoptera individuals in sample" BERW NONE EPT_NIND "Number of Ephemeroptera, Plecoptera, and Trichoptera individuals in sample" BETB NONE EPT_NTAX No. of EPT taxa BERW NONE 0 EPT_NTAX No. of EPT taxa BETB NONE 0 EPT_PIND % EPT individuals BERW NONE 0 100 EPT_PIND % EPT individuals BETB NONE 0 100 EPT_PTAX % EPT taxa BERW NONE 0 100 EPT_PTAX % EPT taxa BETB NONE 0 100 FACLNIND Number of individuals in sample with tolerance value >3 and <7 BERW NONE FACLNIND Number of individuals in sample with tolerance value >3 and <7 BETB NONE FACLNTAX No. of Facultative (3< PTV <7) taxa BERW NONE 0 FACLNTAX No. of Facultative (3< PTV <7) taxa BETB NONE 0 FACLPIND % Facultative (3< PTV <7) individuals BERW NONE 0 100 FACLPIND % Facultative (3< PTV <7) individuals BETB NONE 0 100 FACLPTAX % Facultative (3< PTV <7) taxa BERW NONE 0 100 FACLPTAX % Facultative (3< PTV <7) taxa BETB NONE 0 100 HEMININD Number of Hemiptera individuals in sample BERW NONE HEMININD Number of Hemiptera individuals in sample BETB NONE HEMINTAX No. of Hemiptera taxa BERW NONE 0 HEMINTAX No. of Hemiptera taxa BETB NONE 0 HEMIPIND % Hemiptera individuals BERW NONE 0 100 HEMIPIND % Hemiptera individuals BETB NONE 0 100 HEMIPTAX % Hemiptera taxa BERW NONE 0 100 HEMIPTAX % Hemiptera taxa BETB NONE 0 100 HPRIME "Shannon diversity- sum of prop_i*ln(prop_i) based only on distinct taxa, where prop_i=proportion of species i in sample" BERW NONE 0 HPRIME "Shannon diversity- sum of prop_i*ln(prop_i) based only on distinct taxa, where prop_i=proportion of species i in sample" BETB NONE 0 INTLNIND Number of individuals in sample with tolerance value <=3 BERW NONE INTLNIND Number of individuals in sample with tolerance value <=3 BETB NONE INTLNTAX No. of Intolerant (PTV<=3) taxa BERW NONE 0 INTLNTAX No. of Intolerant (PTV<=3) taxa BETB NONE 0 INTLPIND % Intolerant (PTV<=3) individuals BERW NONE 0 100 INTLPIND % Intolerant (PTV<=3) individuals BETB NONE 0 100 INTLPTAX % Intolerant (PTV<=3) taxa BERW NONE 0 100 INTLPTAX % Intolerant (PTV<=3) taxa BETB NONE 0 100 METRIC_TAXA_ROOT "Taxonomic level used in calculation of metrics: WSA=taxonomic aggregation used in WSA-based NRSA MMI,LOWEST=NRSA target taxonomic level" METRIC_TAXA_ROOT "Taxonomic level used in calculation of metrics: WSA=taxonomic aggregation used in WSA-based NRSA MMI,LOWEST=NRSA target taxonomic level" METRIC_TAXA_ROOT "Taxonomic level used in calculation of metrics: WSA=taxonomic aggregation used in WSA-based NRSA MMI,LOWEST=NRSA target taxonomic level" MITENIND Number of mite individuals in sample BERW NONE MITENIND Number of mite individuals in sample BETB NONE MITENTAX No. of Mite taxa BERW NONE 0 MITENTAX No. of Mite taxa BETB NONE 0 MITEPIND % Mite individuals BERW NONE 0 100 MITEPIND % Mite individuals BETB NONE 0 100 MITEPTAX % Mite taxa BERW NONE 0 100 MITEPTAX % Mite taxa BETB NONE 0 100 MOLLNIND Number of Mollusca individuals in sample BERW NONE MOLLNIND Number of Mollusca individuals in sample BETB NONE MOLLNTAX No. of Mollusca taxa BERW NONE 0 MOLLNTAX No. of Mollusca taxa BETB NONE 0 MOLLPIND % Mollusca individuals BERW NONE 0 100 MOLLPIND % Mollusca individuals BETB NONE 0 100 MOLLPTAX % Mollusca taxa BERW NONE 0 100 MOLLPTAX % Mollusca taxa BETB NONE 0 100 NOINNIND Number of non-insects individuals in sample BERW NONE NOINNIND Number of non-insects individuals in sample BETB NONE NOINNTAX No. of Non-insects taxa BERW NONE 0 NOINNTAX No. of Non-insects taxa BETB NONE 0 NOINPIND % Non-insects individuals BERW NONE 0 100 NOINPIND % Non-insects individuals BETB NONE 0 100 NOINPTAX % Non-insects taxa BERW NONE 0 100 NOINPTAX % Non-insects taxa BETB NONE 0 100 NTOLNIND Number of individuals in sample with tolerance value <6 BERW NONE NTOLNIND Number of individuals in sample with tolerance value <6 BETB NONE NTOLNTAX No. of non-tolerants (PTV<6) taxa BERW NONE 0 NTOLNTAX No. of non-tolerants (PTV<6) taxa BETB NONE 0 NTOLPIND % non-tolerants (PTV<6) individuals BERW NONE 0 100 NTOLPIND % non-tolerants (PTV<6) individuals BETB NONE 0 100 NTOLPTAX % non-tolerants (PTV<6) taxa BERW NONE 0 100 NTOLPTAX % non-tolerants (PTV<6) taxa BETB NONE 0 100 ODONNIND Number of Odonata individuals in sample BERW NONE ODONNIND Number of Odonata individuals in sample BETB NONE ODONNTAX No. of Odonata taxa BERW NONE 0 ODONNTAX No. of Odonata taxa BETB NONE 0 ODONPIND % Odonata individuals BERW NONE 0 100 ODONPIND % Odonata individuals BETB NONE 0 100 ODONPTAX % Odonata taxa BERW NONE 0 100 ODONPTAX % Odonata taxa BETB NONE 0 100 OLLENIND Number of oligochaete and leech individuals in sample BERW NONE OLLENIND Number of oligochaete and leech individuals in sample BETB NONE OLLENTAX No. of Oligochaete and leech taxa BERW NONE 0 OLLENTAX No. of Oligochaete and leech taxa BETB NONE 0 OLLEPIND % Oligochaete and leech individuals BERW NONE 0 100 OLLEPIND % Oligochaete and leech individuals BETB NONE 0 100 OLLEPTAX % Oligochaete and leech taxa BERW NONE 0 100 OLLEPTAX % Oligochaete and leech taxa BETB NONE 0 100 ORTHCHIRPIND % Chironomidae individuals in Orthocladiinae BERW NONE 0 100 ORTHCHIRPIND % Chironomidae individuals in Orthocladiinae BETB NONE 0 100 ORTHNIND Number of Orthocladiinae individuals in sample BERW NONE ORTHNIND Number of Orthocladiinae individuals in sample BETB NONE ORTHNTAX No. of Orthocladiinae chironomid taxa BERW NONE 0 ORTHNTAX No. of Orthocladiinae chironomid taxa BETB NONE 0 ORTHPIND % Orthocladiinae chironomid individuals BERW NONE 0 100 ORTHPIND % Orthocladiinae chironomid individuals BETB NONE 0 100 ORTHPTAX % Orthocladiinae chironomid taxa BERW NONE 0 100 ORTHPTAX % Orthocladiinae chironomid taxa BETB NONE 0 100 PLECNIND Number of Plecoptera individuals in sample BERW NONE PLECNIND Number of Plecoptera individuals in sample BETB NONE PLECNTAX No. of Plecoptera taxa BERW NONE 0 PLECNTAX No. of Plecoptera taxa BETB NONE 0 PLECPIND % Plecoptera individuals BERW NONE 0 100 PLECPIND % Plecoptera individuals BETB NONE 0 100 PLECPTAX % Plecoptera taxa BERW NONE 0 100 PLECPTAX % Plecoptera taxa BETB NONE 0 100 PREDNIND Number of predator individuals in sample BERW NONE PREDNIND Number of predator individuals in sample BETB NONE PREDNTAX No. of Predators taxa BERW NONE 0 PREDNTAX No. of Predators taxa BETB NONE 0 PREDPIND % Predators individuals BERW NONE 0 100 PREDPIND % Predators individuals BETB NONE 0 100 PREDPTAX % Predators taxa BERW NONE 0 100 PREDPTAX % Predators taxa BETB NONE 0 100 PSTL_CODE State two-letter postal code DESIGN PSTL_CODE "State two letter postal code 50 state postal codes plus AS, MP, GU, PR, VI for American Samoa, Commonwealth of Northern Marianas, Guam, Puerto Rico and Virgin Islands. No missing values allowed." DESIGN PUBLICATION_DATE Date of data file publication PUBLICATION_DATE Date of data file publication PUBLICATION_DATE Date of data file publication SAMPLE_TYPE Sample type SAMPLE_TYPE Sample type SAMPLE_TYPE Sample type SCRPNIND Number of scraper individuals in sample BERW NONE SCRPNIND Number of scraper individuals in sample BETB NONE SCRPNTAX No. of Scrapers taxa BERW NONE 0 SCRPNTAX No. of Scrapers taxa BETB NONE 0 SCRPPIND % Scrapers individuals BERW NONE 0 100 SCRPPIND % Scrapers individuals BETB NONE 0 100 SCRPPTAX % Scrapers taxa BERW NONE 0 100 SCRPPTAX % Scrapers taxa BETB NONE 0 100 SHRDNIND Number of shredder individuals in sample BERW NONE SHRDNIND Number of shredder individuals in sample BETB NONE SHRDNTAX No. of Shredders taxa BERW NONE 0 SHRDNTAX No. of Shredders taxa BETB NONE 0 SHRDPIND % Shredders individuals BERW NONE 0 100 SHRDPIND % Shredders individuals BETB NONE 0 100 SHRDPTAX % Shredders taxa BERW NONE 0 100 SHRDPTAX % Shredders taxa BETB NONE 0 100 SITE_ID Site ID VERIF SITE_ID Site ID VERIF SITE_ID Site ID VERIF SITE_ID "Site ID for the study and year sampled. Preferred form is NRSnn_MM-xxxxx where nn is current cycle year (04, 08, 13, 18, etc), MM is two letter state code, and xxxxx is between 10001 and 99999. Text. No missing values allowed." DESIGN SITETYPE Site type (Probability-based or hand-picked) DESIGN PROB | HAND SITETYPE "Site type (Probability-based or hand-picked). PROB for sites from probability survey. Usually HAND for hand-picked sites. In EMAP West and WSA, STARHAND is used to identify hand-picked sites that do not have all CORE indicators available." SPWLNIND Number of sprawler individuals in sample BERW NONE SPWLNIND Number of sprawler individuals in sample BETB NONE SPWLNTAX No. of Sprawlers taxa BERW NONE 0 SPWLNTAX No. of Sprawlers taxa BETB NONE 0 SPWLPIND % Sprawlers individuals BERW NONE 0 100 SPWLPIND % Sprawlers individuals BETB NONE 0 100 SPWLPTAX % Sprawlers taxa BERW NONE 0 100 SPWLPTAX % Sprawlers taxa BETB NONE 0 100 STOLNIND Number of individuals in sample with tolerance value >=8 BERW NONE STOLNIND Number of individuals in sample with tolerance value >=8 BETB NONE STOLNTAX No. of taxa with PTV>=8 BERW NONE 0 STOLNTAX No. of taxa with PTV>=8 BETB NONE 0 STOLPIND % Individuals with PTV>=8 BERW NONE 0 100 STOLPIND % Individuals with PTV>=8 BETB NONE 0 100 STOLPTAX % taxa with PTV>=8 BERW NONE 0 100 STOLPTAX % taxa with PTV>=8 BETB NONE 0 100 SWIMNIND Number of swimmer individuals in sample BERW NONE SWIMNIND Number of swimmer individuals in sample BETB NONE SWIMNTAX No. of Swimmers taxa BERW NONE 0 SWIMNTAX No. of Swimmers taxa BETB NONE 0 SWIMPIND % Swimmers individuals BERW NONE 0 100 SWIMPIND % Swimmers individuals BETB NONE 0 100 SWIMPTAX % Swimmers taxa BERW NONE 0 100 SWIMPTAX % Swimmers taxa BETB NONE 0 100 TANYNIND Number of Tanytarsini individuals in sample BERW NONE TANYNIND Number of Tanytarsini individuals in sample BETB NONE TANYNTAX No. of Tanytarsini taxa BERW NONE 0 TANYNTAX No. of Tanytarsini taxa BETB NONE 0 TANYPIND % Tanytarsini individuals BERW NONE 0 100 TANYPIND % Tanytarsini individuals BETB NONE 0 100 TANYPTAX % Tanytarsini taxa BERW NONE 0 100 TANYPTAX % Tanytarsini taxa BETB NONE 0 100 TL01NIND Number of individuals in sample with tolerance value <2 BERW NONE TL01NIND Number of individuals in sample with tolerance value <2 BETB NONE TL01NTAX No. of taxa with PTV<2 BERW NONE 0 TL01NTAX No. of taxa with PTV<2 BETB NONE 0 TL01PIND % Individuals with PTV <2 BERW NONE 0 100 TL01PIND % Individuals with PTV <2 BETB NONE 0 100 TL01PTAX % taxa with PTV<2 BERW NONE 0 100 TL01PTAX % taxa with PTV<2 BETB NONE 0 100 TL23NIND Number of individuals in sample with tolerance value >=2 and <4 BERW NONE TL23NIND Number of individuals in sample with tolerance value >=2 and <4 BETB NONE TL23NTAX No. taxa with PTV >=2 & <4 BERW NONE 0 TL23NTAX No. taxa with PTV >=2 & <4 BETB NONE 0 TL23PIND % individuals with PTV >=2 & <4 BERW NONE 0 100 TL23PIND % individuals with PTV >=2 & <4 BETB NONE 0 100 TL23PTAX % taxa with PTV>=2 & <4 BERW NONE 0 100 TL23PTAX % taxa with PTV>=2 & <4 BETB NONE 0 100 TL45NIND Number of individuals in sample with tolerance value >=4 and <6 BERW NONE TL45NIND Number of individuals in sample with tolerance value >=4 and <6 BETB NONE TL45NTAX No. taxa with PTV >=4 & <6 BERW NONE 0 TL45NTAX No. taxa with PTV >=4 & <6 BETB NONE 0 TL45PIND % individuals with PTV >=4 & <6 BERW NONE 0 100 TL45PIND % individuals with PTV >=4 & <6 BETB NONE 0 100 TL45PTAX % taxa with PTV>=4 & <6 BERW NONE 0 100 TL45PTAX % taxa with PTV>=4 & <6 BETB NONE 0 100 TL67NIND Number of individuals in sample with tolerance value >=6 and <8 BERW NONE TL67NIND Number of individuals in sample with tolerance value >=6 and <8 BETB NONE TL67NTAX No. taxa with PTV >=6 & <8 BERW NONE 0 TL67NTAX No. taxa with PTV >=6 & <8 BETB NONE 0 TL67PIND % individuals with PTV >=6 & <8 BERW NONE 0 100 TL67PIND % individuals with PTV >=6 & <8 BETB NONE 0 100 TL67PTAX % taxa with PTV>=6 & <8 BERW NONE 0 100 TL67PTAX % taxa with PTV>=6 & <8 BETB NONE 0 100 TOLRNIND Number of individuals in sample with tolerance value >=7 BERW NONE TOLRNIND Number of individuals in sample with tolerance value >=7 BETB NONE TOLRNTAX No. of Tolerant (PTV>=7) taxa BERW NONE 0 TOLRNTAX No. of Tolerant (PTV>=7) taxa BETB NONE 0 TOLRPIND % Tolerant (PTV>=7) individuals BERW NONE 0 100 TOLRPIND % Tolerant (PTV>=7) individuals BETB NONE 0 100 TOLRPTAX % Tolerant (PTV>=7) taxa BERW NONE 0 100 TOLRPTAX % Tolerant (PTV>=7) taxa BETB NONE 0 100 TOTLNIND Number of individuals in sample BERW NONE 0 TOTLNIND Number of individuals in sample BETB NONE 0 TOTLNTAX Number of distinct taxa in sample BERW NONE 0 TOTLNTAX Number of distinct taxa in sample BETB NONE 0 TRICNIND Number of Trichoptera individuals in sample BERW NONE TRICNIND Number of Trichoptera individuals in sample BETB NONE TRICNTAX No. of Trichoptera taxa BERW NONE 0 TRICNTAX No. of Trichoptera taxa BETB NONE 0 TRICPIND % Trichoptera individuals BERW NONE 0 100 TRICPIND % Trichoptera individuals BETB NONE 0 100 TRICPTAX % Trichoptera taxa BERW NONE 0 100 TRICPTAX % Trichoptera taxa BETB NONE 0 100 TUBINAIDNIND Number of Tubificidae and Naididae individuals in sample BERW NONE TUBINAIDNIND Number of Tubificidae and Naididae individuals in sample BETB NONE TUBINAIDNTAX No. of Tubificidae and Naididae taxa BERW NONE 0 TUBINAIDNTAX No. of Tubificidae and Naididae taxa BETB NONE 0 TUBINAIDPIND % Tubificidae and Naididae individuals BERW NONE 0 100 TUBINAIDPIND % Tubificidae and Naididae individuals BETB NONE 0 100 TUBINAIDPTAX % Tubificidae and Naididae taxa BERW NONE 0 100 TUBINAIDPTAX % Tubificidae and Naididae taxa BETB NONE 0 100 UID Unique site visit ID UID Unique site visit ID UID Unique site visit ID VISIT_NO Number identifying which visit this is VERIF |1|2 VISIT_NO Number identifying which visit this is VERIF |1|2 VISIT_NO Number identifying which visit this is VERIF |1|2 WTD_TV "Hilsenhoff Biotic Index (HBI), sum of TV_i*prop_i, where TV_i=tolerance value for species i and prop_i=proportion of taxon i in sample, based on all taxa in sample" BERW NONE 0 10 WTD_TV "Hilsenhoff Biotic Index (HBI), sum of TV_i*prop_i, where TV_i=tolerance value for species i and prop_i=proportion of taxon i in sample, based on all taxa in sample" BETB NONE 0 10