CTD - Laurentian

1-meter Bin-averaged CTD profile – downcast

Sea-Bird Electronics
SBE 911plus CTD

Pressure (depth) sensor
Conductivity sensor
Temperature sensor – accuracy: .001; resolution: .0003
Dissolved Oxygen 43 sensor – accuracy: 2% of saturation; stability: 2% per 1000 hrs
Transmissometer – Wet Labs C Star
Biospherical PAR in micro einstiens/square centimeter/second
pH sensor
Fluorometer (Sea Tech) – min. detectable: .02 ug/l

* Software Version Seasave Win32 V 5.28b
* Temperature SN = 2732
* Conductivity SN = 2315
# name 0 = depF: depth, fresh water [m]
# name 1 = t090: temperature, ITS-90 [deg C]
# name 2 = c0uS/cm: conductivity [æS/cm]
# name 3 = flS: fluorometer, sea tech
# name 4 = xmiss: transmissometer
# name 5 = oxMg/L: oxygen [mg/l]
# name 6 = par: irradiance (PAR)
# name 7 = flag: 0.000e+00

Nathan Hawley
NOAA-GLERL
4840 S. State Rd.
Ann Arbor MI 48108-9719
(734)741-2273