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            <gmx:Anchor xlink:href="http://lod.bco-dmo.org/id/dataset/646279.rdf" xlink:actuate="onRequest">CTD rosette and Bottle data from R/V Hugh R. Sharp cruise HRS1314 in the Chesapeake Bay and coastal Atlantic Ocean in August 2013</gmx:Anchor>
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            <gco:CharacterString>Cite this dataset as: Luther, G. W., Tebo, B. M. (2016) CTD rosette and Bottle data from R/V Hugh R. Sharp cruise HRS1314 in the Chesapeake Bay and coastal Atlantic Ocean in August 2013. Biological and Chemical Oceanography Data Management Office (BCO-DMO). (Version 20 May 2016) Version Date 2016-05-20 [if applicable, indicate subset used]. http://lod.bco-dmo.org/id/dataset/646279 [access date]</gco:CharacterString>
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        <gco:CharacterString>CTD data and analyses of bottles from CTD rosette samples in 2013 Dataset Description: &amp;lt;p&amp;gt;Chesapeake Bay 2013 cruise LOG&amp;lt;br /&amp;gt;
(R/V Sharp cruise HRS1314 - 130809GL)&amp;lt;br /&amp;gt;
Chesapeake Bay / Offshore August&amp;amp;nbsp; 9 – August 16, 2013&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Methods papers used in this project&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;Dissolved Mn speciation parameters&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
Madison, A., B. M. Tebo, G. W. Luther, III. 2011. Simultaneous determination of soluble manganese(III), manganese(II) and total manganese in natural (pore)waters. &amp;lt;em&amp;gt;Talanta&amp;lt;/em&amp;gt; 84, 374-381. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.1016/j.talanta.2011.01.025&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.1016/j.talanta.2011.01.025&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Madison, A. S, B. M. Tebo, A. Mucci, B. Sundby&amp;lt;sup&amp;gt; &amp;lt;/sup&amp;gt;and G. W. Luther, III. 2013. Abundant Mn(III) in porewaters is a major component of the sedimentary redox system. &amp;lt;em&amp;gt;Science&amp;lt;/em&amp;gt; 341, 875-878. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.1126/science.1241396&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.1126/science.1241396&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Oldham, V. O., S. M. Owings, M. Jones, B. M. Tebo and G. W. Luther, III. 2015. Evidence for the presence of strong Mn(III)-binding ligands in the water column of the Chesapeake Bay. &amp;lt;em&amp;gt;Marine Chemistry&amp;lt;/em&amp;gt; 171, 58-66. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.1016/j.marchem.2015.02.008&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.1016/j.marchem.2015.02.008&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;MnO&amp;lt;/strong&amp;gt;&amp;lt;sub&amp;gt;&amp;lt;strong&amp;gt;X&amp;lt;/strong&amp;gt;&amp;lt;/sub&amp;gt;&amp;lt;strong&amp;gt; solids&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
Altmann, H.H., 1972. Bestimmung von inWasser gelöstem Sauerstoffmit Leukoberbelinblau I. Fresenius' Z. Anal. Chem. 6, 97–99.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Krumbein, W. E., and H. J. Altmann. 1973. ‘A New Method for the Detection and Enumeration of Manganese Oxidizing and Reducing Microorganisms’. Helgoländer Wissenschaftliche Meeresuntersuchungen 25 (2-3): 347–56. doi:10.1007/BF01611203.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Dissolved Fe speciation parameters&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
Stookey L.L. 1970. Ferrozine- A New Spectrophotometric Reagent for Iron. Anal. Chem. 42, 779-781.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Lewis, B. L., B. T. Glazer, P. J. Montbriand, G. W. Luther, III, D. B. Nuzzio, T. Deering, S. Ma, and S. Theberge. 2007. Short-term and interannual variability of redox-sensitive chemical parameters in hypoxic/anoxic bottom waters of the Chesapeake Bay. &amp;lt;em&amp;gt;Marine &amp;lt;/em&amp;gt;Chemistry 105, 296-308.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;O&amp;lt;/strong&amp;gt;&amp;lt;sub&amp;gt;&amp;lt;strong&amp;gt;2&amp;lt;/strong&amp;gt;&amp;lt;/sub&amp;gt;&amp;lt;strong&amp;gt; and H&amp;lt;/strong&amp;gt;&amp;lt;sub&amp;gt;&amp;lt;strong&amp;gt;2&amp;lt;/strong&amp;gt;&amp;lt;/sub&amp;gt;&amp;lt;strong&amp;gt;S, polysulfides&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
Luther, III, G. W., B. T. Glazer, S. Ma, R. E. Trouwborst, T. S. Moore, E. Metzger, C. Kraiya, T. J. Waite, G. Druschel, B. Sundby, M. Taillefert, D. B. Nuzzio, T. M. Shank, B. L. Lewis and P. J. Brendel. 2008. Use of voltammetric solid-state (micro)electrodes for studying biogeochemical processes: laboratory measurements to real time measurements with an &amp;lt;em&amp;gt;in situ&amp;lt;/em&amp;gt; electrochemical analyzer (ISEA). &amp;lt;em&amp;gt;Marine Chemistry&amp;lt;/em&amp;gt; 108, 221-235. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.1016/j.marchem.2007.03.002&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.1016/j.marchem.2007.03.002&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Luther, G. W., III, and A. S. Madison. 2013. Determination of Dissolved Oxygen, Hydrogen Sulfide, Iron(II), and Manganese(II) in Wetland Pore Waters. In: Methods in Biogeochemistry of Wetlands, R.D. DeLaune, K.R. Reddy, C.J. Richardson, and J.P. Megonigal, editors. SSSA Book Series, no. 10. SSSA, Madison, WI. p. 87-106. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.2136/sssabookser10.c6&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.2136/sssabookser10.c6&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;S&amp;lt;/strong&amp;gt;&amp;lt;sub&amp;gt;&amp;lt;u&amp;gt;&amp;lt;strong&amp;gt;8&amp;lt;/strong&amp;gt;&amp;lt;/u&amp;gt;&amp;lt;/sub&amp;gt;&amp;lt;strong&amp;gt; &amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
Yücel, M., S. K. Konovalov, T. S. Moore, C. P. Janzen and G. W. Luther, III. 2010. Sulfur speciation in the upper Black Sea sediments. &amp;lt;em&amp;gt;Chemical Geology&amp;lt;/em&amp;gt; 269, 364-375. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.1016/j.chemgeo.2009.10.010&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.1016/j.chemgeo.2009.10.010&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;pH and inorganic carbon parameters&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
Gran G. 1952. Determination of the equivalence point in potentiometric titrations, Part II. &amp;lt;em&amp;gt;Analyst&amp;lt;/em&amp;gt;, 77: 661-671.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Huang W.-J., Wang Y., and Cai W.-J. 2012. Assessment of sample storage techniques for total alkalinity and dissolved inorganic carbon in seawater. &amp;lt;em&amp;gt;Limnology and Oceanography: Methods&amp;lt;/em&amp;gt;, 10: 711-717.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Field Papers published as a result of this project (methods included)&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
Madison, A. S, B. M. Tebo, A. Mucci, B. Sundby&amp;lt;sup&amp;gt; &amp;lt;/sup&amp;gt;and G. W. Luther, III. 2013. Abundant Mn(III) in porewaters is a major component of the sedimentary redox system. &amp;lt;em&amp;gt;Science&amp;lt;/em&amp;gt; 341, 875-878. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.1126/science.1241396&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.1126/science.1241396&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;MacDonald, D. J., A. J. Findlay, S. M. McAllister, J. M. Barnett, P. Hredzak-Showalter, S. T. Krepski, S. G. Cone, J. Scott, S. K. Bennett, C. S. Chan, D. Emerson and G.W. Luther III. 2014. Using &amp;lt;em&amp;gt;in situ&amp;lt;/em&amp;gt; voltammetry as a tool to search for iron oxidizing bacteria: from fresh water wetlands to hydrothermal vent sites. &amp;lt;em&amp;gt;Environmental Science: Processes &amp;amp;amp; Impacts&amp;lt;/em&amp;gt; 16, 2117-2126. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.DOI.org/10.1039/c4em00073k&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.DOI.org/10.1039/c4em00073k&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Findlay, A. J., A. Gartman, D. J. MacDonald, T. E. Hanson, T. J. Shaw and G. W. Luther, III. 2014. Distribution and size fractionation of elemental sulfur in aqueous environments: The Chesapeake Bay and Mid-Atlantic Ridge. &amp;lt;em&amp;gt;Geochimica Cosmochimica Acta&amp;lt;/em&amp;gt; 142, 334-348. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.1016/j.gca.2014.07.032&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.1016/j.gca.2014.07.032&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Oldham, V. O., S. M. Owings, M. Jones, B. M. Tebo and G. W. Luther, III. 2015. Evidence for the presence of strong Mn(III)-binding ligands in the water column of the Chesapeake Bay. &amp;lt;em&amp;gt;Marine Chemistry&amp;lt;/em&amp;gt; 171, 58-66. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.1016/j.marchem.2015.02.008&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.1016/j.marchem.2015.02.008&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Luther, G.W. III, A.S. Madison, A. Mucci, B. Sundby and V. E. Oldham. 2015. A kinetic approach to assess the strengths of ligands bound to soluble Mn(III). &amp;lt;em&amp;gt;Marine Chemistry&amp;lt;/em&amp;gt; 173, 93-99. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.1016/j.marchem.2014.09.006&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.1016/j.marchem.2014.09.006&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Findlay, A. J., A. J. Bennet, T. E. Hanson and G. W. Luther, III. 2015. Light-dependent sulfide oxidation in the anoxic zone of the Chesapeake Bay can be explained by small populations of phototrophic bacteria. &amp;lt;em&amp;gt;Applied and Environmental Microbiology&amp;lt;/em&amp;gt; 81(21), 7560-7569. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.1128/AEM.02062-15&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.1128/AEM.02062-15&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Findlay, A. J., A. Gartman, D. J. MacDonald, T. E. Hanson, T. J. Shaw and G. W. Luther, III. 2014. Distribution and size fractionation of elemental sulfur in aqueous environments: The Chesapeake Bay and Mid-Atlantic Ridge. &amp;lt;em&amp;gt;Geochimica Cosmochimica Acta&amp;lt;/em&amp;gt; 142, 334-348. &amp;lt;a class=&amp;quot;western&amp;quot; href=&amp;quot;http://dx.doi.org/10.1016/j.gca.2014.07.032&amp;quot;&amp;gt;&amp;lt;u&amp;gt;http://dx.doi.org/10.1016/j.gca.2014.07.032&amp;lt;/u&amp;gt;&amp;lt;/a&amp;gt;&amp;lt;/p&amp;gt; Methods and Sampling: &amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Parameters Measured&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;C parameters&amp;lt;/strong&amp;gt; performed by Dr. Wei-Jun Cai’s group for&amp;lt;br /&amp;gt;
TA - Open cell Gran titration with semi-automatic&amp;amp;nbsp;AS-ALK2 Apollo Scitech titrator&amp;lt;br /&amp;gt;
pH - glass electrode, NBS buffers&amp;lt;br /&amp;gt;
DIC - infrared CO&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt; analyzer (AS-C3, Apollo Scitech)&amp;lt;br /&amp;gt;
&amp;lt;br /&amp;gt;
Use Dickson CRM for calibration. DIC/TA samples were filtered (0.45um) and fixed with 100 ul of saturated mercury bichloride.&amp;lt;br /&amp;gt;
Use the methods of Gran (1952) and Huang, et al. (2012).&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Fe parameters&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
The method of Stookey (1972) is used to determine dissolved Fe(II) and on addition if hydroxylamine Fe total. Fe(III) is determined by difference. Modified and calibrated by many including Lewis et al (2007) and MacDonald et al (2014). Typically, triplicate measurements performed.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Dissolved Mn parameters&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
The porphyrin spectrophotometric method of Madison et al (2011) measures dissolved Mn(II), Mn(III) bound to weaker ligands and total Mn. Method includes calibration and intercomparison of totals with other instrumentation (ICP, AA). Detection limit is 0.050 micromolar. Detection limit (DL) is 50 micromolar with a 1 cm path length cell.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Modification of Madison for Mn(III) bound to strong ligands by adding a reducing agent to a separate subsample with the porphyrin to obtain total Mn. Mn(III) bound to strong ligand complexes is determined by difference. Typically, triplicate measurements performed. Detection limit is 0.669 micromolar.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;MnO&amp;lt;/strong&amp;gt;&amp;lt;sub&amp;gt;&amp;lt;strong&amp;gt;x&amp;lt;/strong&amp;gt;&amp;lt;/sub&amp;gt;&amp;lt;strong&amp;gt; on unfiltered samples&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
The leucoberbelein blue method is that of Altmann (1972) and Krumblein and Altmann (1973) in 1 cm cells, but can be modified for longer path length cells.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;S parameters&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
O&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;, H&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;S and polysulfides by the voltammetry method of Luther et al (2008).&amp;lt;br /&amp;gt;
A flow cell was also used to collect in situ O&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt; and H&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;S data as well as some additional samples. Analysis by voltammetry (Luther et al, 2008).&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Solid and nanoparticulate S&amp;lt;sub&amp;gt;8&amp;lt;/sub&amp;gt; (Yücel et al 2010 and Findlay et al 2014).&amp;lt;br /&amp;gt;
Typically, triplicate measurements performed.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;em&amp;gt;&amp;lt;strong&amp;gt;In situ &amp;lt;/strong&amp;gt;&amp;lt;/em&amp;gt;&amp;lt;strong&amp;gt;refers&amp;lt;/strong&amp;gt;&amp;lt;em&amp;gt;&amp;lt;strong&amp;gt; &amp;lt;/strong&amp;gt;&amp;lt;/em&amp;gt;&amp;lt;strong&amp;gt;to profiling with a pump profiler for O&amp;lt;/strong&amp;gt;&amp;lt;sub&amp;gt;&amp;lt;strong&amp;gt;2&amp;lt;/strong&amp;gt;&amp;lt;/sub&amp;gt;&amp;lt;strong&amp;gt; and H&amp;lt;/strong&amp;gt;&amp;lt;sub&amp;gt;&amp;lt;strong&amp;gt;2&amp;lt;/strong&amp;gt;&amp;lt;/sub&amp;gt;&amp;lt;strong&amp;gt;S using solid state gold-amalgam electrodes for voltammetry (Luther et al, 2008; Analytical Instrument Systems DLK-60) along with a temperature and salinity sensor from YSI.&amp;lt;/strong&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Data Parameters - Glossary:&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;DL&amp;lt;/strong&amp;gt; = detection limit in micromolar (uM); DL for soluble Mn is 0.050 micromolar&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;BDL&amp;lt;/strong&amp;gt; = below detection limit&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;RSD&amp;lt;/strong&amp;gt; = relative standard deviation&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;NA&amp;lt;/strong&amp;gt; = not analyzed&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;ND&amp;lt;/strong&amp;gt; = not detected&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;nd&amp;lt;/strong&amp;gt; = no data; inserted into blank cells by BCO-DMO&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Note&amp;lt;/strong&amp;gt;: duplicate bottles at each depth&amp;lt;/p&amp;gt;</gco:CharacterString>
      </gmd:abstract>
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        <gmx:Anchor xlink:href="http://lod.bco-dmo.org/id/award/636519.rdf" xlink:title="OCE-1155385" xlink:actuate="onRequest">Funding provided by NSF Division of Ocean Sciences (NSF OCE) Award Number: OCE-1155385 Award URL: https://www.nsf.gov/awardsearch/show-award?AWD_ID=1155385</gmx:Anchor>
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        <gmx:Anchor xlink:href="http://lod.bco-dmo.org/id/award/636524.rdf" xlink:title="OCE-1154307" xlink:actuate="onRequest">Funding provided by NSF Division of Ocean Sciences (NSF OCE) Award Number: OCE-1154307 Award URL: https://www.nsf.gov/awardsearch/show-award?AWD_ID=1154307</gmx:Anchor>
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        <gmx:Anchor xlink:href="http://lod.bco-dmo.org/id/award/640957.rdf" xlink:title="unknown SCOPE Simons" xlink:actuate="onRequest">Funding provided by Simons Foundation (Simons) Award Number: unknown SCOPE Simons Award URL: https://www.simonsfoundation.org/</gmx:Anchor>
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	Units: text
	Description: &lt;p&gt;Cast&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646312.rdf
	Name: Station
	Units: text
	Description: &lt;p&gt;Station&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646313.rdf
	Name: Bottle_Num
	Units: text
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http://lod.bco-dmo.org/id/dataset-parameter/646314.rdf
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	Units: YYYYMMDD
	Description: &lt;p&gt;Local_Date&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646315.rdf
	Name: Local_time
	Units: HHMM
	Description: &lt;p&gt;Local_time&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646316.rdf
	Name: Latitude
	Units: decimal degrees
	Description: &lt;p&gt;Latitude&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646317.rdf
	Name: Longitude
	Units: decimal degrees
	Description: &lt;p&gt;Longitude&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646318.rdf
	Name: depth
	Units: meters
	Description: &lt;p&gt;depth&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646319.rdf
	Name: temp
	Units: deg C
	Description: &lt;p&gt;temp&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646320.rdf
	Name: salinity
	Units: PSU
	Description: &lt;p&gt;salinity&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646321.rdf
	Name: sigma_t
	Units: kg/m^3 (??)
	Description: &lt;p&gt;sigma_t&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646322.rdf
	Name: CTD_O2
	Units: uM
	Description: &lt;p&gt;CTD_O2&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646323.rdf
	Name: OneHundredPercentO2_sat
	Units: umol/l
	Description: &lt;p&gt;100%O2 sat&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646324.rdf
	Name: percent_O2_sat
	Units: percentage
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http://lod.bco-dmo.org/id/dataset-parameter/646325.rdf
	Name: fluorescence_chla
	Units: volts
	Description: &lt;p&gt;fluorescence chla; voltage = 0&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646326.rdf
	Name: transmissometry
	Units: volts
	Description: &lt;p&gt;transmissometry; voltage = 4&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646327.rdf
	Name: TA
	Units: um/kg
	Description: &lt;p&gt;TA&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646328.rdf
	Name: DIC
	Units: um/kg
	Description: &lt;p&gt;DIC&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646329.rdf
	Name: pH_primary
	Units: pH units
	Description: &lt;p&gt;pH primary&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646330.rdf
	Name: Particulate_Filtered_MnOx
	Units: um
	Description: &lt;p&gt;Particulate MnOx, (mM) caught on 0.200 um filter; MnOx DL = 0.669 micromolar; precision typically 2-5% RSD&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646331.rdf
	Name: Dissolved_Filtered_Mn2plus
	Units: um
	Description: &lt;p&gt;Dissolved Mn2+ (mM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646332.rdf
	Name: Dissolved_Filtered_Mn2plus_stdev
	Units: um
	Description: &lt;p&gt;Stdev Dissolved Mn2+ (mM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646333.rdf
	Name: Dissolved_Filtered_Mn3plus_mean
	Units: um
	Description: &lt;p&gt;Dissolved Mn3+ (mM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646334.rdf
	Name: Dissolved_Filtered_Mn3plus_stdev
	Units: um
	Description: &lt;p&gt;Stdev Dissolved Mn3+ (mM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646335.rdf
	Name: Dissolved_Filtered_MnT_mean
	Units: um
	Description: &lt;p&gt;Dissolved MnT (mM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646336.rdf
	Name: Dissolved_Filtered_MnT_stdev
	Units: um
	Description: &lt;p&gt;Stdev Dissolved MnT (mM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646337.rdf
	Name: Dissolved_Filtered_H2Splus_Hsminus
	Units: um
	Description: &lt;p&gt;Dissolved H2S+HS- (mM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646338.rdf
	Name: Dissolved_Filtered_H2Splus_Hsminus_stdev
	Units: um
	Description: &lt;p&gt;Stdev Dissolved H2S+HS- (mM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646339.rdf
	Name: Dissolved_Filtered_Fe2plus
	Units: um
	Description: &lt;p&gt;Dissolved [Fe2+] (mM) filtered through 0.2 um; DL for Fe is 0.100 micromolar&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646340.rdf
	Name: Dissolved_Filtered_Fe2plus_stdev
	Units: um
	Description: &lt;p&gt;Stdev Dissolved [Fe2+] (mM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646341.rdf
	Name: Total_UnFiltered_Fe2plus
	Units: um
	Description: &lt;p&gt;Total UnFiltered [Fe2+] (mM)&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646342.rdf
	Name: Total_UnFiltered_Fe2plus_stdev
	Units: um
	Description: &lt;p&gt;Stdev Total UnFiltered [Fe2+] (mM)&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646343.rdf
	Name: Dissolved_Filtered_Fe3plus
	Units: um
	Description: &lt;p&gt;Dissolved [Fe3+] (mM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646344.rdf
	Name: Dissolved_Filtered_Fe3plus_stdev
	Units: um
	Description: &lt;p&gt;Stdev Dissolved [Fe3+] (mM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646345.rdf
	Name: Total_UnFiltered_Fe3plus
	Units: um
	Description: &lt;p&gt;Total UnFiltered [Fe3+] (mM)&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646346.rdf
	Name: Total_UnFiltered_Fe3plus_stdev
	Units: um
	Description: &lt;p&gt;Stdev Total UnFiltered [Fe3+] (mM)&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646347.rdf
	Name: pH_secondary
	Units: pH units
	Description: &lt;p&gt;pH secondary&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646348.rdf
	Name: Nanoparticulate_Dissolved_Filtered_S0
	Units: um
	Description: &lt;p&gt;Nanoparticulate/Dissolved [S(0)] (uM) filtered through 0.2 um&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646349.rdf
	Name: Dissolved_Particulate_S0
	Units: um
	Description: &lt;p&gt;Particulate [S(0)] (uM) filtered through 0.2 um; DL 0.1 uM&lt;/p&gt; 
http://lod.bco-dmo.org/id/dataset-parameter/646350.rdf
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&amp;lt;strong&amp;gt;C parameters&amp;lt;/strong&amp;gt; performed by Dr. Wei-Jun Cai’s group for&amp;lt;br /&amp;gt;
TA - Open cell Gran titration with semi-automatic&amp;amp;nbsp;AS-ALK2 Apollo Scitech titrator&amp;lt;br /&amp;gt;
pH - glass electrode, NBS buffers&amp;lt;br /&amp;gt;
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&amp;lt;br /&amp;gt;
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Use the methods of Gran (1952) and Huang, et al. (2012).&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Fe parameters&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
The method of Stookey (1972) is used to determine dissolved Fe(II) and on addition if hydroxylamine Fe total. Fe(III) is determined by difference. Modified and calibrated by many including Lewis et al (2007) and MacDonald et al (2014). Typically, triplicate measurements performed.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Dissolved Mn parameters&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
The porphyrin spectrophotometric method of Madison et al (2011) measures dissolved Mn(II), Mn(III) bound to weaker ligands and total Mn. Method includes calibration and intercomparison of totals with other instrumentation (ICP, AA). Detection limit is 0.050 micromolar. Detection limit (DL) is 50 micromolar with a 1 cm path length cell.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Modification of Madison for Mn(III) bound to strong ligands by adding a reducing agent to a separate subsample with the porphyrin to obtain total Mn. Mn(III) bound to strong ligand complexes is determined by difference. Typically, triplicate measurements performed. Detection limit is 0.669 micromolar.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;MnO&amp;lt;/strong&amp;gt;&amp;lt;sub&amp;gt;&amp;lt;strong&amp;gt;x&amp;lt;/strong&amp;gt;&amp;lt;/sub&amp;gt;&amp;lt;strong&amp;gt; on unfiltered samples&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
The leucoberbelein blue method is that of Altmann (1972) and Krumblein and Altmann (1973) in 1 cm cells, but can be modified for longer path length cells.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;S parameters&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
O&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;, H&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;S and polysulfides by the voltammetry method of Luther et al (2008).&amp;lt;br /&amp;gt;
A flow cell was also used to collect in situ O&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt; and H&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;S data as well as some additional samples. Analysis by voltammetry (Luther et al, 2008).&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Solid and nanoparticulate S&amp;lt;sub&amp;gt;8&amp;lt;/sub&amp;gt; (Yücel et al 2010 and Findlay et al 2014).&amp;lt;br /&amp;gt;
Typically, triplicate measurements performed.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;em&amp;gt;&amp;lt;strong&amp;gt;In situ &amp;lt;/strong&amp;gt;&amp;lt;/em&amp;gt;&amp;lt;strong&amp;gt;refers&amp;lt;/strong&amp;gt;&amp;lt;em&amp;gt;&amp;lt;strong&amp;gt; &amp;lt;/strong&amp;gt;&amp;lt;/em&amp;gt;&amp;lt;strong&amp;gt;to profiling with a pump profiler for O&amp;lt;/strong&amp;gt;&amp;lt;sub&amp;gt;&amp;lt;strong&amp;gt;2&amp;lt;/strong&amp;gt;&amp;lt;/sub&amp;gt;&amp;lt;strong&amp;gt; and H&amp;lt;/strong&amp;gt;&amp;lt;sub&amp;gt;&amp;lt;strong&amp;gt;2&amp;lt;/strong&amp;gt;&amp;lt;/sub&amp;gt;&amp;lt;strong&amp;gt;S using solid state gold-amalgam electrodes for voltammetry (Luther et al, 2008; Analytical Instrument Systems DLK-60) along with a temperature and salinity sensor from YSI.&amp;lt;/strong&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Data Parameters - Glossary:&amp;lt;/strong&amp;gt;&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;DL&amp;lt;/strong&amp;gt; = detection limit in micromolar (uM); DL for soluble Mn is 0.050 micromolar&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;BDL&amp;lt;/strong&amp;gt; = below detection limit&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;RSD&amp;lt;/strong&amp;gt; = relative standard deviation&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;NA&amp;lt;/strong&amp;gt; = not analyzed&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;ND&amp;lt;/strong&amp;gt; = not detected&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;nd&amp;lt;/strong&amp;gt; = no data; inserted into blank cells by BCO-DMO&amp;lt;/p&amp;gt;

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    <gmi:instrument gco:nilReason="unknown"/>
  </gmi:MI_Platform>
</gmi:platform>
          </gmi:MI_AcquisitionInformation>
  </gmi:acquisitionInformation>
</gmi:MI_Metadata>
