Parameter Code Definition
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| Parameter Code | Group Name | Parameter Name/Description | Epa equivalence | Result Statistical Basis | Result Time Basis | Result Weight Basis | Result Particle Size Basis | Result Sample Fraction | Result Temperature Basis | CASRN | SRSName | Parameter Unit |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00572 | Biological | Biomass, periphyton, ash weight, grams per square meter | Not checked | Ash Weight | Biomass, periphyton | g/m2 | ||||||
| 00573 | Biological | Biomass, periphyton, dry weight, grams per square meter | Not checked | Dry | Biomass, periphyton | g/m2 | ||||||
| 01371 | Biological | Average length of biological tissue samples in composite, centimeters | Agree | cm | ||||||||
| 01373 | Biological | Average weight of biological tissue samples in composite, grams | Agree | g | ||||||||
| 31720 | Biological | Bighead carp (Hypophthalmichthys nobilis), count of tagged fish per hour (count may include repeats of same fish) | Not checked | Total | Hypophthalmichthys nobilis | count/hr | ||||||
| 31721 | Biological | Silver carp (Hypophthalmichthys molitrix), count of tagged fish per hour (count may include repeats of same fish) | Not checked | Total | Hypophthalmichthys molitrix | count/hr | ||||||
| 31722 | Biological | Hybrid asian carp (Hypophthalmichthys nobliis and Hypophthalmichthys molitrix hybrids), count of tagged fish per hour (count may include repeats of same fish) | Not checked | Total | count/hr | |||||||
| 31723 | Biological | Sum of bighead, silver and hybrid carp, count of tagged fish per hour (count may include repeats of same fish) | Not checked | Total | count/hr | |||||||
| 31724 | Biological | Shovelnose sturgeon (Scaphirhynchus platorynchus), count of tagged fish per hour (count may include repeats of same fish) | Not checked | Total | Scaphirhynchus platorynchus | count/hr | ||||||
| 31725 | Biological | Bighead carp (Hypophthalmichthys nobilis), count of unique tagged fish per hour (same fish are not counted more than once per hour) | Not checked | Total | Hypophthalmichthys nobilis | count/hr | ||||||
| 31726 | Biological | Silver carp (Hypophthalmichthys molitrix), count of unique tagged fish per hour (same fish are not counted more than once per hour) | Not checked | Total | Hypophthalmichthys molitrix | count/hr | ||||||
| 31727 | Biological | Hybrid asian carp (Hypophthalmichthys nobliis and Hypophthalmichthys molitrix hybrids), count of unique tagged fish per hour (same fish are not counted more than once per | Not checked | Total | count/hr | |||||||
| 31728 | Biological | Sum of bighead, silver and hybrid carp, count of unique tagged fish per hour (same fish are not counted more than once per hour) | Not checked | Total | count/hr | |||||||
| 31729 | Biological | Shovelnose sturgeon (Scaphirhynchus platorynchus), count of unique tagged fish per hour (same fish are not counted more than once per hour) | Not checked | Total | Scaphirhynchus platorynchus | count/hr | ||||||
| 31733 | Biological | Chytrid fungus (Batrachochytrium dendrobatidis), water, quantitative polymerase chain reaction (qPCR) method, copies per milliliter | Not checked | Recoverable | cp/mL | |||||||
| 31924 | Biological | Bighead carp (Hypophthalmichthys nobilis) COI gene, water, DNA based, recoverable, copies per liter | Not checked | Recoverable | Hypophthalmichthys nobilis | cp/L | ||||||
| 31925 | Biological | Silver carp (Hypophthalmichthys molitrix) COI gene, water, DNA based, recoverable, copies per liter | Not checked | Recoverable | Hypophthalmichthys molitrix | cp/L | ||||||
| 31926 | Biological | Grass carp (Ctenopharyngodon idella) COI gene, water, DNA based, recoverable, copies per liter | Not checked | Recoverable | cp/L | |||||||
| 31927 | Biological | Black carp (Mylopharyngodon piceus) COI gene, water, DNA based, recoverable, copies per liter) | Not checked | Recoverable | cp/L | |||||||
| 31928 | Biological | Kidneyshell (Ptychobranchus fasciolaris) COI gene, water, DNA based, recoverable, copies per liter | Not checked | Recoverable | cp/L | |||||||
| 31929 | Biological | Prymnesium parvum ITS gene, water, DNA based, recoverable, copies per 100 milliliters | Not checked | Recoverable | cp/100 mL | |||||||
| 31930 | Biological | Maccaffertium pulchellum COI gene, water, DNA based, recoverable, copies per liter | Not checked | Recoverable | cp/L | |||||||
| 31931 | Biological | Chimera obscura COI gene, water, DNA based, recoverable, copies per liter | Not checked | Recoverable | cp/L | |||||||
| 31932 | Biological | Northern riffleshell (Epioblasma torulosa rangiana) COI gene, water, DNA based, recoverable, copies per liter | Not checked | Recoverable | cp/L | |||||||
| 32207 | Biological | Chlorophyll a, periphyton, narrow band fluorometric method, milligrams per square meter | Not checked | Total | 479-61-8 | Chlorophyll a | mg/m2 | |||||
| 32208 | Biological | Chlorophyll a, phytoplankton, narrow band fluorometric method, micrograms per liter | Not checked | Total | 479-61-8 | Chlorophyll a | ug/l | |||||
| 32209 | Biological | Chlorophyll a, water, fluorometric method, corrected, micrograms per liter | Agree | 479-61-8 | Chlorophyll a | ug/l | ||||||
| 32210 | Biological | Chlorophyll a, water, trichromatic method, uncorrected, micrograms per liter | Agree | Total | 479-61-8 | Chlorophyll a | ug/l | |||||
| 32211 | Biological | Chlorophyll a, phytoplankton, spectrophotometric acid method, micrograms per liter | Not checked | 479-61-8 | Chlorophyll a | ug/l | ||||||
| 32213 | Biological | Pheophytin a, fluorometric method, micrograms per liter | Agree | 603-17-8 | Pheophytin a | ug/l | ||||||
| 32217 | Biological | Chlorophyll a, fluorometric method, uncorrected, micrograms per liter | Agree | 479-61-8 | Chlorophyll a | ug/l | ||||||
| 32218 | Biological | Pheophytin a, phytoplankton, spectrophotometric acid method, micrograms per liter | Not checked | 603-17-8 | Pheophytin a | ug/l | ||||||
| 32223 | Biological | Chlorophyll a, periphyton, spectrophotometric method, corrected, milligrams per square meter | Not checked | 479-61-8 | Chlorophyll a | mg/m2 | ||||||
| 32224 | Biological | Pheophytin a, periphyton, spectrophotometric acid method, milligrams per square meter | Not checked | 603-17-8 | Pheophytin a | mg/m2 | ||||||
| 32226 | Biological | Chlorophyll b, periphyton, spectrophotometric method, uncorrected, milligrams per square meter | Not checked | 519-62-0 | Chlorophyll b | mg/m2 | ||||||
| 32228 | Biological | Chlorophyll a, periphyton, spectrophotometric method, uncorrected, milligrams per square meter | Not checked | 479-61-8 | Chlorophyll a | mg/m2 | ||||||
| 32230 | Biological | Chlorophyll a, phytoplankton, spectrophotometric method, uncorrected, micrograms per liter | Not checked | 479-61-8 | Chlorophyll a | ug/l | ||||||
| 32231 | Biological | Chlorophyll b, phytoplankton, spectrophotometric method, micrograms per liter | Not checked | 519-62-0 | Chlorophyll b | ug/l | ||||||
| 32232 | Biological | Chlorophyll c, phytoplankton, spectrophotometric method, micrograms per liter | Not checked | 11003-45-5 | Chlorophyll c | ug/l | ||||||
| 32234 | Biological | Chlorophylls, phytoplankton, spectrophotometric method, uncorrected, micrograms per liter | Not checked | 1406-65-1 | Chlorophyll | ug/l | ||||||
| 32241 | Biological | Chlorophyll a, periphyton, fluorometric method, uncorrected, milligrams per square meter | USGS use and no use by EPA | 479-61-8 | Chlorophyll a | mg/m2 | ||||||
| 32242 | Biological | Chlorophyll a, periphyton, fluorometric method, corrected, milligrams per square meter | USGS use and no use by EPA | 479-61-8 | Chlorophyll a | mg/m2 | ||||||
| 32243 | Biological | Pheophytin a, periphyton, fluorometric method, milligrams per square meter | USGS use and no use by EPA | 603-17-8 | Pheophytin a | mg/m2 | ||||||
| 32268 | Biological | Pheophytin a, plankton in water, milligrams per cubic meter | Not checked | 603-17-8 | mg/m3 | |||||||
| 32269 | Biological | Chlorophyll a, plankton in water, milligrams per cubic meter | Not checked | 479-61-8 | mg/m3 | |||||||
| 32271 | Biological | Chlorophylls less than 35 microns, 35-um sieve prefilter, phytoplankton, fluorometric method, micrograms per liter | USGS use and no use by EPA | < 35 microns | 1406-65-1 | Chlorophyll | ug/l | |||||
| 32272 | Biological | Chlorophyll a less than 35 microns, 35-um sieve prefilter, phytoplankton, fluorometric method, corrected, micrograms per liter | USGS use and no use by EPA | < 35 microns | 479-61-8 | Chlorophyll a | ug/l | |||||
| 32273 | Biological | Pheophytin a less than 35 microns, 35-um sieve prefilter, phytoplankton, fluorometric method, micrograms per liter | USGS use and no use by EPA | < 35 microns | 603-17-8 | Pheophytin a | ug/l | |||||
| 32274 | Biological | Chlorophylls less than 11 microns, 11-um sieve prefilter, phytoplankton, fluorometric method, micrograms per liter | USGS use and no use by EPA | < 11 microns | 1406-65-1 | Chlorophyll | ug/l | |||||
| 32275 | Biological | Chlorophyll a less than 11 microns, 11-um sieve prefilter, phytoplankton, fluorometric method, corrected, micrograms per liter | USGS use and no use by EPA | < 11 microns | 479-61-8 | Chlorophyll a | ug/l | |||||
| 32276 | Biological | Pheophytin a less than 11 microns, 11-um sieve prefilter, phytoplankton, fluorometric method, micrograms per liter | USGS use and no use by EPA | < 11 microns | 603-17-8 | Pheophytin a | ug/l | |||||
| 32277 | Biological | Chlorophylls greater than 35 microns, calculated as chlorophylls (P32217) less chlorophylls <35 um (P32271), micrograms per liter | USGS use and no use by EPA | > 35 microns | 1406-65-1 | Chlorophyll | ug/l | |||||
| 32278 | Biological | Chlorophyll a greater than 35 microns, calculated as chlorophyll a (P32209) less chlorophyll a <35 um (P32272), micrograms per liter | USGS use and no use by EPA | > 35 microns | 479-61-8 | Chlorophyll a | ug/l | |||||
| 32279 | Biological | Pheophytin a greater than 35 microns, calculated as pheophytin a (P32213) less pheophytin a <35 um (P32273), micrograms per liter | USGS use and no use by EPA | > 35 microns | 603-17-8 | Pheophytin a | ug/l | |||||
| 32280 | Biological | Chlorophylls greater than 11 microns, calculated as chlorophylls (P32217) less chlorophylls <11 um (P32274), micrograms per liter | USGS use and no use by EPA | > 11 microns | 1406-65-1 | Chlorophyll | ug/l | |||||
| 32281 | Biological | Chlorophyll a greater than 11 microns, calculated as chlorophyll a (P32209) less chlorophyll a <11 um (P32275), micrograms per liter | USGS use and no use by EPA | > 11 microns | 479-61-8 | Chlorophyll a | ug/l | |||||
| 32282 | Biological | Pheophytin a greater than 11 microns, calculated as pheophytin a (P32213) less pheophytin a <11 um (P32276), micrograms per liter | USGS use and no use by EPA | > 11 microns | 603-17-8 | Pheophytin a | ug/l | |||||
| 32283 | Biological | Chlorophyll fluorescence (fChl), total, water, in situ, fluorometric, 650-700 nm, relative fluorescence units (RFU) | Not checked | 1406-65-1 | Chlorophyll | RFU | ||||||
| 32284 | Biological | Chlorophyll a, total, in situ, fluorescence excitation at 370, 470, 525, 570, 590, 610 nm, fluorescence emission at 700 nm with correction for CDOM, ug/L | Not checked | Total | 479-61-8 | ug/l | ||||||
| 32285 | Biological | Chlorophyll a, green algae, in situ, fluorescence excitation at 370, 470, 525, 570, 590, 610 nm, fluorescence emission at 700 nm with correction for CDOM, ug/L | Not checked | Total | 479-61-8 | ug/l | ||||||
| 32286 | Biological | Chlorophyll a, cyanobacteria, in situ, fluorescence excitation at 370, 470, 525, 570, 590, 610 nm, fluorescence emission at 700 nm with correction for CDOM, ug/L | Not checked | Total | 479-61-8 | ug/l | ||||||
| 32287 | Biological | Chlorophyll a, cryptophytes, in situ, fluorescence excitation at 370, 470, 525, 570, 590, 610 nm, fluorescence emission at 700 nm with correction for CDOM, ug/L | Not checked | Total | 479-61-8 | ug/l | ||||||
| 32288 | Biological | Chlorophyll a, diatoms and dinoflagellates, in situ, excitation at 370, 470, 525, 570, 590, 610 nm, fluorescence emission at 700 nm with correction for CDOM, ug/L | Not checked | Total | 479-61-8 | ug/l | ||||||
| 32317 | Biological | Chlorophyll a, water, in situ, concentration computed by regression of sensor data with field sample lab results, micrograms per liter as chlorophyll a | Not checked | Total | 479-61-8 | Chlorophyll a | ug/l | |||||
| 32318 | Biological | Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter | Not checked | Total | 1406-65-1 | ug/l | ||||||
| 32320 | Biological | Chlorophyll fluorescence (fChl), water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, relative fluorescence units (RFU) | Not checked | Total | 1406-65-1 | RFU | ||||||
| 32329 | Biological | Phycocyanin (PC), water, in situ, concentration computed by regression of sensor data with field sample lab results, micrograms per liter | Not checked | Total | ug/l | |||||||
| 32334 | Biological | Chlorophyll, water, in situ, uncorrected for degradation products, computed by regression of sensor data with sample lab results, micrograms per liter as chlorophyll | Not checked | Total | 1406-65-1 | ug/l | ||||||
| 32735 | Biological | Chlorophyll a, phytoplankton, water, acetone extraction and spectrophotometry, milligrams per liter | Not checked | Total | 479-61-8 | mg/l | ||||||
| 32736 | Biological | Pheophytin a, phytoplankton, water, acetone extraction and spectrophotometry, micrograms per liter | Not checked | Total | 603-17-8 | ug/l | ||||||
| 32737 | Biological | Chlorophyll a, phytoplankton, water, filtered (5 micron filter), chromatographic-fluorometric method, micrograms per liter | Not checked | Dissolved | ug/l | |||||||
| 32738 | Biological | Pheophytin a, phytoplankton, water, filtered (5 micron filter), micrograms per liter | Not checked | Dissolved | ug/l | |||||||
| 47462 | Biological | Females, in sample or catch, number | Agree | nu | ||||||||
| 47463 | Biological | Males, in sample or catch, number | Agree | nu | ||||||||
| 49273 | Biological | Moisture content, biota, tissue, dry weight, percent | Not agree | Dry | % | |||||||
| 49491 | Biological | Moisture content, biota, whole organism, wet weight, percent | Not agree | Wet | Recoverable | Moisture content | % | |||||
| 49953 | Biological | Biomass, phytoplankton, ash free dry mass, milligrams per liter | Agree | Ash-Free Dry | Biomass, phytoplankton | mg/l | ||||||
| 49954 | Biological | Biomass, periphyton, ash free dry mass, grams per square meter | Agree | Ash-Free Dry | Biomass, periphyton | g/m2 | ||||||
| 51754 | Biological | Cyanobacteria 16S gene, water, DNA based, recoverable, copies per 100 milliliters | Not checked | Total | cp/100 mL | |||||||
| 51755 | Biological | Microcystis 16S gene, water, DNA based, recoverable, copies per 100 milliliters | Not checked | Total | cp/100 mL | |||||||
| 51756 | Biological | Microcystis-specific microcystin gene mcyE, water, DNA based, recoverable, copies per 100 milliliters | Not checked | Total | cp/100 mL | |||||||
| 51757 | Biological | Microcystis-specific microcystin gene mcyE, water, RNA based, recoverable, copies per 100 milliliters | Not checked | Total | cp/100 mL | |||||||
| 51758 | Biological | Dolichospermum-specific microcystin gene mcyE, water, DNA based, copies per 100 milliliters | Not checked | Total | cp/100 mL | |||||||
| 51759 | Biological | Dolichospermum-specific microcystin gene mcyE, water, RNA based, copies per 100 milliliters | Not checked | Total | cp/100 mL | |||||||
| 51760 | Biological | Planktothrix-specific microcystin gene mcyE, water, DNA based, recoverable, copies per 100 milliliters | Not checked | Total | cp/100 mL | |||||||
| 51761 | Biological | Planktothrix-specific microcystin gene mcyE, water, RNA based, recoverable, copies per 100 milliliters | Not checked | Total | cp/100 mL | |||||||
| 52885 | Biological | BLYES (bioluminescent yeast estrogen screen) Estrogen Equivalent, water, filtered, pH-adjusted, nanograms per liter of estrogen equivalents (EEQ) | Not checked | Dissolved | ng/l | |||||||
| 52905 | Biological | Phycocyanins, water, filtered, recoverable, micrograms per liter | Not checked | Dissolved | 11016-15-2 | ug/l | ||||||
| 52906 | Biological | Allophycocyanin, water, filtered, recoverable, micrograms per liter | Not checked | Dissolved | ug/l | |||||||
| 52907 | Biological | Phycoerythrin, water, filtered, recoverable, micrograms per liter | Not checked | Dissolved | 18097-67-1 | ug/l | ||||||
| 54180 | Biological | Pheophytin a, sediment, phytoplankton, micrograms per liter | Not checked | Recoverable | 603-17-8 | ug/l | ||||||
| 54181 | Biological | Chlorophyll a, sediment, phytoplankton, micrograms per liter | Not checked | Recoverable | 479-61-8 | ug/l | ||||||
| 54182 | Biological | Pheophytin a, sediment, periphyton, milligrams per square meter | Not checked | Recoverable | 603-17-8 | mg/m2 | ||||||
| 54183 | Biological | Chlorophyll a, sediment, periphyton, milligrams per square meter | Not checked | Recoverable | 479-61-8 | mg/m2 | ||||||
| 54184 | Biological | Chlorophyll a, sediment, periphyton, richest-targeted habitat (RTH), milligrams per square meter | Not checked | Recoverable | 479-61-8 | mg/m2 | ||||||
| 54185 | Biological | Pheophytin a, sediment, periphyton, richest-targeted habitat (RTH), milligrams per square meter | Not checked | Recoverable | 603-17-8 | mg/m2 | ||||||
| 60050 | Biological | Phytoplankton, total, cells per milliliter | Not checked | Total | Phytoplankton | #/ml | ||||||
| 62340 | Biological | Specimen length, average of composite, biota, millimeters | USGS use and no use by EPA | Mean | mm | |||||||
| 62341 | Biological | Specimen length, total of composite, biota, millimeters | USGS use and no use by EPA | Total | mm | |||||||
| 62342 | Biological | Specimen weight, average of composite, biota, grams | USGS use and no use by EPA | Mean | g | |||||||
| 62343 | Biological | Specimen weight, total of composite, biota, grams | USGS use and no use by EPA | Total | g | |||||||
| 62344 | Biological | Standard fish length, average of composite, biota, millimeters | USGS use and no use by EPA | Mean | Fish standard length | mm | ||||||
| 62345 | Biological | Standard fish length, total of composite, biota, millimeters | USGS use and no use by EPA | Total | Fish standard length | mm | ||||||
| 62359 | Biological | Pheophytin a, periphyton, milligrams per square meter | USGS use and no use by EPA | 603-17-8 | Pheophytin a | mg/m2 | ||||||
| 62360 | Biological | Pheophytin a, phytoplankton, micrograms per liter | USGS use and no use by EPA | 603-17-8 | Pheophytin a | ug/l | ||||||
| 62361 | Biological | Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter | USGS use and no use by EPA | Total | 1406-65-1 | Chlorophyll | ug/l | |||||
| 62886 | Biological | Mean age of organisms in composite sample, years | USGS use and no use by EPA | Mean | years | |||||||
| 62887 | Biological | Minimum age of organisms in composite sample, years | USGS use and no use by EPA | Minimum | years | |||||||
| 62888 | Biological | Maximum age of organisms in composite sample, years | USGS use and no use by EPA | Maximum | years | |||||||
| 63763 | Biological | Chlorophyll a, periphyton, depositional-targeted habitat (DTH), chromatographic-fluorometric method, milligrams per square meter | USGS use and no use by EPA | 479-61-8 | Chlorophyll a | mg/m2 | ||||||
| 63764 | Biological | Pheophytin a, periphyton, depositional-targeted habitat (DTH), chromatographic-fluorometric method, milligrams per square meter | USGS use and no use by EPA | 603-17-8 | Pheophytin a | mg/m2 | ||||||
| 63765 | Biological | Biomass, periphyton, ash weight, depositional-targeted habitat (DTH), grams per square meter | USGS use and no use by EPA | Ash Weight | Biomass, periphyton | g/m2 | ||||||
| 63766 | Biological | Biomass, periphyton, ash free dry weight, depositional-targeted habitat (DTH), grams per square meter | USGS use and no use by EPA | Ash-Free Dry | Biomass, periphyton | g/m2 | ||||||
| 63767 | Biological | Biomass, periphyton, dry weight, depositional-targeted habitat (DTH), grams per square meter | USGS use and no use by EPA | Dry | Biomass, periphyton | g/m2 | ||||||
| 65228 | Biological | Chlorophyll b, water, unfiltered, trichromatic method, uncorrected, micrograms per liter | USGS use and no use by EPA | Total | 519-62-0 | Chlorophyll b | ug/l | |||||
| 65229 | Biological | Chlorophyll c, water, unfiltered, trichromatic method, uncorrected, micrograms per liter | USGS use and no use by EPA | Total | 11003-45-5 | Chlorophyll c | ug/l | |||||
| 65230 | Biological | Chlorophyll a, water, in situ, in vivo fluorescence, in vivo fluorescence units | USGS use and no use by EPA | Total | 479-61-8 | Chlorophyll a | IVFU | |||||
| 65231 | Biological | Chlorophyll a, water, in situ, in vivo fluorescence, micrograms per liter | USGS use and no use by EPA | 479-61-8 | Chlorophyll a | ug/l | ||||||
| 70940 | Biological | Invertebrates, benthic, wet weight, grams per square meter | Agree | Wet | g/m2 | |||||||
| 70941 | Biological | Invertebrates, benthic, dry weight, grams per square meter | Agree | Dry | g/m2 | |||||||
| 70942 | Biological | Invertebrates, benthic, ash weight, grams per square meter | Agree | Ash Weight | g/m2 | |||||||
| 70943 | Biological | Invertebrates, benthic, organisms per square meter | Agree | #/m2 | ||||||||
| 70945 | Biological | Periphyton, total, number of cells per square millimeter | Agree | Total | Periphyton | cells/mm2 | ||||||
| 70946 | Biological | Zooplankton, total, number of organisms per cubic meter | Agree | Total | Zooplankton | #/m3 | ||||||
| 70949 | Biological | Biomass to chlorophyll ratio, plankton, number | Agree | None | ||||||||
| 70950 | Biological | Biomass to chlorophyll ratio, periphyton, number | Agree | None | ||||||||
| 70951 | Biological | Chlorophyll a, phytoplankton, chromatographic-spectrophotometric method, micrograms per liter | Not checked | 479-61-8 | Chlorophyll a | ug/l | ||||||
| 70952 | Biological | Chlorophyll b, phytoplankton, chromatographic-spectrophotometric method, micrograms per liter | Agree | 519-62-0 | Chlorophyll b | ug/l | ||||||
| 70953 | Biological | Chlorophyll a, phytoplankton, chromatographic-fluorometric method, micrograms per liter | Agree | 479-61-8 | Chlorophyll a | ug/l | ||||||
| 70954 | Biological | Chlorophyll b, phytoplankton, chromatographic-fluorometric method, micrograms per liter | Agree | 519-62-0 | Chlorophyll b | ug/l | ||||||
| 70955 | Biological | Chlorophyll a, periphyton, chromatographic-spectrophotometric method, milligrams per square meter | Not agree | 479-61-8 | Chlorophyll a | mg/m2 | ||||||
| 70956 | Biological | Chlorophyll b, periphyton, chromatographic-spectrophotometric method, milligrams per square meter | Not agree | 519-62-0 | Chlorophyll b | mg/m2 | ||||||
| 70957 | Biological | Chlorophyll a, periphyton, chromatographic-fluorometric method, milligrams per square meter | Not agree | 479-61-8 | Chlorophyll a | mg/m2 | ||||||
| 70958 | Biological | Chlorophyll b, periphyton, chromatographic-fluorometric method, milligrams per square meter | Not agree | 519-62-0 | Chlorophyll b | mg/m2 | ||||||
| 70959 | Biological | Productivity, primary, gross, milligrams oxygen per cubic meter per day | Agree | mg O2/m3/d | ||||||||
| 70962 | Biological | Productivity, primary, gross, milligrams carbon per square meter per day | Agree | mg C/m2/d | ||||||||
| 70963 | Biological | Productivity, primary, net, milligrams oxygen per cubic meter per day | Agree | mg O2/m3/d | ||||||||
| 70964 | Biological | Productivity, primary, net, milligrams oxygen per square meter per day | Agree | mg O2/m2/d | ||||||||
| 70965 | Biological | Productivity, primary, net, milligrams carbon per cubic meter per day | Agree | mg C/m3/d | ||||||||
| 70966 | Biological | Productivity, primary, net, milligrams carbon per square meter per day | Agree | mg C/m2/d | ||||||||
| 70967 | Biological | Respiration, milligrams oxygen per cubic meter per day | Agree | Respiration | mg O2/m3/d | |||||||
| 70968 | Biological | Respiration, milligrams oxygen per square meter per day | Agree | Respiration | mg O2/m2/d | |||||||
| 70988 | Biological | Algal growth potential, milligrams per liter | Not checked | Algal growth potential | mg/l | |||||||
| 71100 | Biological | Seston, water, unfiltered, dry weight, milligrams per liter | Agree | Dry | Total | Seston | mg/l | |||||
| 71101 | Biological | Seston, water, unfiltered, ash weight, milligrams per liter | Not checked | Ash Weight | Total | Seston | mg/l | |||||
| 72140 | Biological | Length of organism, maximum in composite sample, centimeters | USGS use and no use by EPA | Maximum | cm | |||||||
| 72141 | Biological | Length of organisms, standard deviation, composite sample, centimeters | USGS use and no use by EPA | Standard Deviation | cm | |||||||
| 72142 | Biological | Weight of organism, minimum in composite sample, grams | USGS use and no use by EPA | Minimum | g | |||||||
| 72143 | Biological | Weight of organism, maximum in composite sample, grams | USGS use and no use by EPA | Maximum | g | |||||||
| 72146 | Biological | Length of organism, minimum in composite sample, centimeters | USGS use and no use by EPA | Minimum | cm | |||||||
| 72273 | Biological | Length of organism, millimeters | Not checked | mm | ||||||||
| 81353 | Biological | Biomass, plankton, ash weight, milligrams per liter | Agree | Ash Weight | Biomass, plankton | mg/l | ||||||
| 81354 | Biological | Biomass, plankton, dry weight, milligrams per liter | Agree | Dry | Biomass, plankton | mg/l | ||||||
| 81614 | Biological | Individuals in sample, biota, number | Agree | nu | ||||||||
| 81804 | Biological | Diatoms, periphyton, number per square millimeter | Agree | number/mm2 | ||||||||
| 83562 | Biological | Chlorophyll fluorescence (fChl) load, water, in situ, micrograms per second as chlorophyll | Not checked | Total | 1406-65-1 | ug/s | ||||||
| 84015 | Biological | Age of organism, years | Agree | years | ||||||||
| 85209 | Biological | Algal growth potential, USGS modified bottle test, water, filtered, milligrams per liter | Not checked | Dissolved | Algal growth potential | mg/l | ||||||
| 85822 | Biological | Moisture content, biota, tissue, wet weight, percent of total weight | Agree | Wet | Moisture content | % | ||||||
| 91104 | Biological | Weight of organism, total, grams | USGS use and no use by EPA | Total | g | |||||||
| 91105 | Biological | Weight of sampled tissue from organism, grams | USGS use and no use by EPA | g | ||||||||
| 91106 | Biological | Length of organism, centimeters | USGS use and no use by EPA | cm | ||||||||
| 92209 | Biological | Chlorophyll a, fluorometric method, corrected, area weighted average, micrograms per liter | USGS use and no use by EPA | 479-61-8 | Chlorophyll a | ug/l | ||||||
| 92213 | Biological | Pheophytin a, fluorometric method, area weighted average, micrograms per liter | USGS use and no use by EPA | 603-17-8 | Pheophytin a | ug/l | ||||||
| 92217 | Biological | Chlorophyll a, fluorometric method, uncorrected, area weighted average, micrograms per liter | USGS use and no use by EPA | 479-61-8 | Chlorophyll a | ug/l | ||||||
| 94423 | Biological | Dreissena Beneden, 1835, count | Not checked | Total | count | |||||||
| 94424 | Biological | Dreissena polymorpha (Pallas, 1771) adults, number per square meter | Not checked | Total | Dreissena polymorpha | #/m2 | ||||||
| 94425 | Biological | Dreissena polymorpha (Pallas, 1771) larvae, number per liter | Not checked | Total | Dreissena polymorpha | #/l | ||||||
| 94426 | Biological | Dreissena bugensis Andrusov, 1897 adults, number per square meter | Not checked | Total | #/m2 | |||||||
| 94427 | Biological | Dreissena bugensis Andrusov, 1897 larvae, number per liter | Not checked | Total | #/l | |||||||
| 94428 | Biological | Zebra mussel Dreissena polymorpha (Pallas, 1771) rDNA ITS 2 gene, water, DNA based, recoverable, copies per liter | Not checked | Recoverable | Dreissena polymorpha | cp/L | ||||||
| 94429 | Biological | Zebra mussel Dreissena polymorpha (Pallas, 1771) shell length, larvae, average, micrometers | Not checked | Mean | Dreissena polymorpha | um | ||||||
| 94430 | Biological | Zebra mussel Dreissena polymorpha (Pallas, 1771) shell length, adult, average, millimeters | Not checked | Mean | Dreissena polymorpha | mm | ||||||
| 94431 | Biological | Quagga mussel Dreissena bugensis Andrusov, 1897 rDNA ITS 2 gene, water, DNA based, recoverable, copies per liter | Not checked | Recoverable | cp/L | |||||||
| 94432 | Biological | Quagga mussel Dreissena bugensis Andrusov, 1897 shell length, larvae, average, micrometers | Not checked | Mean | um | |||||||
| 94433 | Biological | Quagga mussel Dreissena bugensis Andrusov, 1897 shell length, adult, average, millimeters | Not checked | Mean | mm | |||||||
| 95201 | Biological | Cyanobacteria (blue-green algae), Hydrolab in vivo fluorescence of phycocyanin, excitation at 590 nm, emission at 650 nm, cells per milliliter | USGS use and no use by EPA | #/ml | ||||||||
| 95203 | Biological | Phycocyanins (cyanobacteria), Turner Designs SCUFA in vivo fluorescence of phycocyanin, excitation at 595 nm, emission at 670 nm, micrograms per liter | USGS use and no use by EPA | ug/l | ||||||||
| 95204 | Biological | Phycocyanins (cyanobacteria), water, in situ, in vivo fluorescence, in vivo fluorescence units | USGS use and no use by EPA | IVFU | ||||||||
| 99421 | Biological | Chlorophyll a, water, in situ, regression computed, pounds per day as chlorophyll a | USGS use and no use by EPA | Total | 479-61-8 | Chlorophyll | lb/day |
