pCO2 collected by SAMI-CO2 sensors from Bodega Marine Laboratory Mooring in the nearshore surface waters off the central California coast from 2011-2012 (BOAR project) | Sunburst Systems Submersible Autonomous Moored Instrument for CO2 (SAMI-CO2)
Range: 150-1500 uatm
Accuracy: +/- 3 ppm based on lab calibration
Precision: < 1 ppm
From http://bml.ucdavis.edu/boon/bml_buoy.html
| Submersible Autonomous Moored Instrument |
Temperature, pH, and salinity collected by SAMI sensors at the Bodega Marine Lab mooring in the nearshore surface waters off the central California coast from 2011-2012 (BOAR and OMEGAS-MaS projects) | Sunburst Systems Submersible Autonomous Moored Instrument for pH (SAMI-pH).
Range: 7-9
Salinity Range: 30-36
Acc: +/- 0.003 pH units
Prec: From http://bml.ucdavis.edu/boon/bml_buoy.html
| Submersible Autonomous Moored Instrument |
2-meter hourly pCO2 data collected with a Sunburst SAMI from Bowdoin Buoy Mooring in the Lower Harpswell Sound, Casco Bay, Maine from 2011-2012 | | SAMI |
Seawater data (2018-2021) recorded from the Friday Harbor Laboratories Ocean Observatory (FHLOO) | Sunburst SAMI-pCO2 (pCO2 and temperature)
| Sunburst SAMI-pCO2 |
Seawater data (2018-2021) recorded from the Friday Harbor Laboratories Ocean Observatory (FHLOO) | Sunburst SAMI-pH (pH and temperature)
| Sunburst SAMI-pH |
In situ biogeochemical measurements including pCO2, pH, alkalinity, oxygen, temperature and salinity for a time-series in Bermuda, September 2017 | Measures and logs levels of pCO2 in sea and freshwater. It is a plastic cylinder about 6 inches wide and 2 feet long that is self-powered and capable of hourly measurements for up to one year. All data collected are logged to an internal memory chip to be downloaded later. SAMI sensors usually are placed a few feet underwater on permanent moorings, while others on floating drifters sample the water wherever the wind and currents carry them. The instruments have been used by researchers around the globe in a variety of studies since 1999. Dr. Mike DeGrandpre, University of Montana, developed the SAMI between 1990 and 1993 during his postdoctoral work at the Woods Hole Oceanographic Institution (Woods Hole, MA, USA). For additional information, see URL: http://www.sunburstsensors.com/ from the manufacturer, Sunburst Sensors, LLC, 1226 West Broadway, Missoula, MT 59802.
| SAMI-CO2 (Sunburst Sensors) |
In situ biogeochemical measurements including pCO2, pH, alkalinity, oxygen, temperature and salinity for a time-series in Bermuda, September 2017 | SAMI-pH measures and logs levels of pH in sea and freshwater.
| SAMI-pH (Sunburst Sensors) |
In situ biogeochemical measurements including pCO2, pH, alkalinity, oxygen, temperature and salinity for a time-series in Bermuda, September 2017 | SAMI-Alk measures and logs levels of alkalinity in sea and fresh water.
| SAMI-Alk (Sunburst Sensors) |
Total alkalinity from SAMI-alks during an inter-comparison of autonomous in situ instruments for ocean CO2 measurements under laboratory-controlled conditions at Scripps Institution of Oceanography in 2016 | AT time-series measured by three identically designed SAMI-alks (Submersible Autonomous Moored Instrument for Alkalinity). Data is recorded at 1-hour interval.
| SAMI-alk |
SAMI-CO2 data from MAPCO2 buoy deployed on NOAA Ship Ronald H. Brown cruise RB-08-02 in the Southwest Atlantic sector of the Southern Ocean near South Georgia Island in 2008 (SO_GasEx project) | Sampling and Analytical Methodology:
Data were collected by SAMI-CO2 sensors equipped with Aanderaa model 4175 oxygen
optodes mounted at 5, 19, 34.5, 50, 75, 105 m depth. All sensors were calibrated
in the lab prior to deployment. Blank solutions, used to detect drift in the CO2
measurements, were run every 3.5 days. The SAMI-CO2 sensor has an accuracy 1 ±1 µatm,
the optodes have an accuracy of 5% (15 µmol kg-1 at an in situ O2 concentration of
300 µmol kg-1).
CO2 and O2 data were collected every half hour, and CO2 data were found to have good
agreement with shipboard data after a 4 µatm was applied, and O2 data agreed well with
discrete Winkler titrations (typically within 1 µmol kg-1). pH data was collected
every hour, and interpolated to half hour intervals. The SAMI-pH sensor has an accuracy
of 0.001 ± 0.0007 pH units.
| Submersible Autonomous Moored Instrument |
SAMI-CO2, SAMI-pH, temperature and dissolved oxygen from multiple moorings near Media Luna Reef, Puerto Rico from 2007-2008 (DOGEE-II project, NH10_ShelfBreak_MLR project) | SAMI-CO2 pCO2 and Temperature mooring time series data collected on the Buzzards Bay mooring
| SAMI-CO2 pCO2 |
pCO2, pH, salinity and temperature data collected off the coast of Oregon, USA by a SAMI-CO2 sensor on the Shelf Break Mooring located below the National Data Buoy Center?s meteorological Buoy 46050; 2007-2011 (NH10_ShelfBreak_MLR project) | SAMI-CO2 pCO2 and Temperature mooring time series data collected on the Buzzards Bay mooring
| SAMI-CO2 pCO2 |
SAMI-CO2 pCO2 temperature and oxygen time series from Air-Sea Interaction Spar (ASIS) buoy in the Labrador Sea, (53.04N, 49.207W), June to August 2004 (CO2Flux_LabradorSea project) | During the deployment 2 separate ASIS Buoys were deployed, ASIS-1 & ASIS-2, upon each of which 2 SAMIs were attached. Each buoy had 1 SAMI-CO2 attached at 1 meter and 1 SAMI-CO2 attached at 5 meters depth. The SAMI-CO2 sampled on a 30 minute interval and a non-absorbing blank measurement was taken every 3.5 days. PAR was measured by a Li-COR LI-192 underwater quantum sensor (not calibrated). Oxygen data was obtained using a calibrated Aanderaa O2 sensor (model 4175). Both the PAR and O2 sensors were attached to a SAMI-CO2 sensor. There is no pCO2 record at 1 meter on ASIS-2.
| SAMI-CO2 pCO2 |
SAMI-CO2 pCO2 and temperature mooring time series data at LEO15 and MVCO moorings from Buzzards Bay and Martha's Vineyard Coastal Observatory Air-Sea Interaction Tower (41.325, -70.5667) 1999-2005 inclusive (LEO-15 project) | SAMI-CO2 pCO2 and Temperature mooring time series data collected on the Buzzards Bay mooring
| SAMI-CO2 pCO2 |
SAMI-CO2 pCO2 temperature and oxygen time series dataset from multiple buoys in the NE Atlantic Ocean, west of Iberian Peninsula and Ireland from June to July 2007 (DOGEE-II project) | During the deployment 2 separate ASIS Buoys were deployed, ASIS-1 & ASIS-2, upon each of which 2 SAMIs were attached. Each buoy had 1 SAMI-CO2 attached at 1 meter and 1 SAMI-CO2 attached at 5 meters depth. The SAMI-CO2 sampled on a 30 minute interval and a non-absorbing blank measurement was taken every 3.5 days. PAR was measured by a Li-COR LI-192 underwater quantum sensor (not calibrated). Oxygen data was obtained using a calibrated Aanderaa O2 sensor (model 4175). Both the PAR and O2 sensors were attached to a SAMI-CO2 sensor. There is no pCO2 record at 1 meter on ASIS-2.
| SAMI-CO2 pCO2 |
SAMI-pH, temperature and salinity data from MBARI M0 mooring at 36.893N, 121.90W in 2007 (MBARI project) | SAMI-CO2 pCO2 and Temperature mooring time series data collected on the Buzzards Bay mooring
| SAMI-CO2 pCO2 |
Effects of ocean acidification on anti-predator behavior of snails from Bodega Bay, CA. | Total pH was measured using a Sunburst SAMI spectrophotometric unit modified for benchtop use
| Sunburst SAMI spectrophotometric unit |
[DEPRECATED] pCO2 and temperature recorded from 2018-2020 from a sensor array that measures pH, pCO2, temperature, salinity, dissolved oxygen, chlorophyll, turbidity, and current velocity at Friday Harbor Laboratories Ocean Observatory (FHLOO) | Sunburst SAMI-pCO2 (pCO2 and temperature)
| Sunburst SAMI-pCO2 |
[DEPRECATED] pH (total hydrogen scale) data recorded from 2018-2020 from a sensor array that measures pH, pCO2, temperature, salinity, dissolved oxygen, chlorophyll, turbidity, and current velocity at Friday Harbor Laboratories Ocean Observatory (FHLOO) | Sunburst SAMI-pH (pH and temperature)
| Sunburst SAMI-pH |