Valid Values - Methods



     
  
  
   
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Category Code Description Source Reference Low level method Active Alias Modified By Modified Date
Measurement GWL-TAPE-PASTE Product or groundwater level by measuring tape with hydrocarbon- and water-sensitive paste Y TAPE-PASTE KKIN461 12/06/2018
Measurement GWL-OIL-METER Product or groundwater level by electronic oil/water interface meter Y OIL-METER KKIN461 12/06/2018
Analysis GW-RCDating-DIC-AMS Groundwater Radiocarbon Dating by Dissolved Inorganic Carbon (DIC) and Accelerator Mass Spectrometry (AMS) BETA Analytic Inc., 4985 SW 74th Court, Miami, Florida 33155 U.S.A, www.radiocarbon.com Y CNEU461 10/10/2013
Analysis Gustafsson2001 Black carbon (BC) in marine sediments by chemothermal oxidation (CTO) method. Gustafsson, Ö., Bucheli, T. D., Kukulska, Z., Andersson, M., Largeau, C., Rouzaud, J.-N., Reddy, C. M., and Eglinton, T. I. ( 2001), Evaluation of a protocol for the quantification of black carbon in sediments, Global Biogeochem. Cycles, 15( 4), 881– 890 Y CNEU461 04/12/2019
Analysis Gustafsson1997A Quantification of the dilute sedimentary soot phase: Implications for PAH speciation and bioavailability. Gustafsson, O., F. Haghseta, C. Chan, J. Macfarlane, and P. Gschwend, M. 1997. Quantification of the dilute sedimentary soot phase: Implications for PAH speciation and bioavailability. Environ. Sci. Technol. 31:203-209. Y CNEU461 05/10/2013
Analysis GS-86-596 Mercury in Analysis of Rocks and Sediments by Wet Digestion and Flameless Cold Vapor Atomic Absorption (USGS) Elrick, KA, and Horowitz, AJ, 1986, Analysis of Rocks and Sediments for Mercury by Wet Digestion and Flameless Cold Vapor Atomic Absorption, USGS Open File Report 86-596, 12 p. Y CNEU461 06/06/2006
Analysis GrossmanCarbon2009 Measurement of activated carbon and other black carbons in sediments. Grossman A, Ghosh U. Measurement of activated carbon and other black carbons in sediments. Chemosphere. 2009 Apr;75(4):469-75. Y CNEU461 07/16/2021
Preparation GRINDER Tissue ground by grinder, food processor, or blender Y CNEU461 03/21/2014
Measurement GrainSizeEST Visual estimate to determine particle/grain size present in a sample Y chmo461 02/09/2012
Measurement GRADBEAKER Volume measured by graduated beaker Y EMADMIN 03/02/2001
Collection GRAB-YOUNG.70 Grab sampler, Young, 0.70 m2 Y CNEU461 07/16/2012
Collection GRAB-POWER Grab sampler, powered pneumatic Y CNEU461 07/16/2012
Collection GRAB-MISC Grab sampler, type unspecified Y CNEU461 10/25/2005
Analysis Gordon-CFA-1993 Continuous Flow Automated Analysis (CFA) of Seawater Nutrients (Phosphate, Nitrate, Nitrite and Silicic Acid). Gordon, L., J. Jennings Jr, A. Ross, and J. Krest. 1993. A suggested protocol for continuous flow automated analysis of seawater nutrients (phosphate, nitrate, nitrite and silicic acid) in WOCE Hydrographic Program and Joint Global Ocean Fluxes Study. Y CNEU461 04/21/2022
Collection GOFLOW-TEF Bottle, GoFlow, Teflon lined Y CNEU461 10/26/2005
Collection GlassBottleAirSamp Glass bottle sampler for air and gas. N Y Bottle-Vac CNEU461 10/30/2023
Measurement Garcia&Gordon92DOSAT Dissolved Oxygen (DO) Percent Saturation in freshwater and seawater calculated from temperature and salinity at standard pressure = 1 atm using Garcia & Gordon, 1992, algorithms. Garcia and Gordon, 1992. Oxygen solubility in seawater: Better fitting equations. Limnology & Oceanography, vol 37(6), p 1307-1312. Y mbac461 08/26/2024
Preparation FreezeDry Freeze-dried prior to analysis Y CNEU461 12/21/2010
Preservation Freeze-20DegC Frozen at -20 degrees Celsius Y KKIN461 04/22/2013
Preservation Freeze-18DegC Frozen at -18 degrees Celsius Y KKIN461 04/22/2013
Preservation Freeze-15DegC Frozen at -15 degrees Celsius Y KKIN461 04/22/2013
Preservation Freeze-10DegC Frozen at -10 degrees Celsius Y KKIN461 02/02/2016
Analysis FRBCB167AK Alkalinity (Total) in Seawater by Titrimetry, Fisheries Research Board of Canada Bulletin 167, 1972 Strickland, J.D.H. and T .R. Parsons, 1972. A Practical Handbook of Seawater Analysis. Ottawa: Fisheries Research Board of Canada, Bulletin 167, 2nd ed., 311 pp, Part 1, Section 4, Subsection 1.2 Y CNEU461 09/28/2006
Analysis FQL-11BH Hydrocarbon Degrading Bacteria Detection Using Bushnell-Haas (BH) Agar, Direct Count FQL Bushnell-Hass Method, Difco Manual 11th Ed, 8/30/2006, Food Quality Labs, 6400 SW Canyon Court Suite 80, Portland, OR, 503-297-3636. Y CNEU461 11/13/2008
Preservation FORMALIN10% Preserved with 10 percent Formalin (formaldehyde) Y FORM10% CNEU461 11/05/2009
Analysis FOLK_SOLID Folk's method for SOLIDS; Petrology of Sedimentary Rocks, R.L. Folk, 1974 SOIL TECHN Y EMADMIN 02/09/2001
Measurement FLUOROMETER-OP Open path fluorometric optical sensor for Chlorophyll, Colored Dissolved Organic Matter (CDOM), Uranine (fluorescein), Rhodamine, Phycoerythrin, and Phycocyanin fluorescence. Generic, technology-based method. Use in place of instrument-specific methods. If you wish, put instrument-specific info in comment field. Y CNEU461 07/05/2017
Measurement Fluorometer-generic Fluorometer, generic. Exact type not specified. N Y CNEU461 04/23/2024
Measurement FlowmeterMechanical Flowmeter, mechanical (e.g., turbine, paddlewheel, jet) Y CNEU461 05/10/2023
Measurement FlowmeterEM Flowmeter, electromagnetic Y CNEU461 02/27/2015
Measurement FLOW-VENTURIM Flow by modified Venturi tube Y CNEU461 04/08/2010
Measurement FLOW-SPRINKLER Flow estimated by individual sprinkler head discharge rate X number of sprinkler heads. Y CNEU461 04/05/2023
Measurement FISHSEX Fish sex determined by gutting or visual observation Y CNEU461 04/30/2003
Analysis or Measurement FISHAGE Fish age determined using various aging structures - Jearld (1983) & Fletcher et al. (1993) N Y mbac461 09/04/2024
Collection FISH-TRAP Fish, crab, lobster (etc.) collection, trap or pot Y CNEU461 10/25/2005
Collection FISH-POISON Fish collection, poison Y CNEU461 05/27/2015
Collection FISH-NET-GILL Fish collection, netting, gill net Y CNEU461 08/26/2010
Collection FISH-NET-BEACHSEINE Fish collection, netting, beach seine Y CNEU461 05/27/2015
Collection FISH-NET Fish collection, netting, type unspecified Y CNEU461 10/25/2005
Collection FISH-MULTI Fish collection, multiple methods (see Field Collection Comment). Y CNEU461 08/09/2021
Collection FISH-MISC Fish collection, unspecified Y CNEU461 10/25/2005
Collection FISH-LONGLINE Fish collection, with multiple hooks on a long line typically anchored to the bottom. Y CNEU461 06/02/2014
Collection FISH-ANGLING Fish collection, with rod, hook, and line. Y CNEU461 06/02/2014
Preparation FILTER5um Water sample filtered with 5 micron (micrometer) filter (material unspecified) Y FILTER5M KKIN461 01/29/2016
Preparation FILTER11um-CA Water sample filtered with 11 micron (micrometer) cellulose acetate filter (CA) Y CNEU461 01/03/2018
Preparation FILTER1.5um-GFF Water sample filtered with 1.5 micron (micrometer) glass fiber filter (GFF) Y KKIN461 01/25/2016
Preparation FILTER1.2um-GFF Sample filtered with 1.2 micron glass fiber filter (GFF) N Y CNEU461 10/25/2023
Preparation FILTER1.0um-GFF-BF-B Water samples filtered with 1.0 micron glass fiber filter (GFF), binder free (BF), borosilicate glass (B). Y CNEU461 11/09/2017
Preparation FILTER0.1um Sample filtered with 0.1 micron (micrometer) filter (material unspecified) Y CNEU461 07/30/2018
Preparation FILTER.80um Water sample filtered with 0.80 micron (micrometer) filter (material unspecified) Y FILTER.80M CNEU461 02/26/2021
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