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Vessels
Sea-Bird Scientific delivers vessel-ready oceanographic instrumentation built for continuous, at-sea performance. Our CTDs, biogeochemical sensors, and flow‑through systems provide accurate, stable data for research cruises, survey operations, and long-term underway monitoring.
Model Matrix
| Sensor | Accuracy | Resolution | Depth Rating | Sampling Rate |
|---|---|---|---|---|
| SBE 17plus V2 Searam Recorder & Auto Fire Module | 6800 m, 7000 m, 10500 m | |||
| SBE 38 Digital Oceanographic Thermometer | ± 0.001 °C (1 mK) | 0.00025 °C (0.25 mK) | 10500 m | 500 msec |
| SBE 45 MicroTSG Thermosalinograph | Conductivity ± 0.0003 S/m Temperature, primary ± 0.002 °C Temperature, SBE 38 remote ± 0.001 °C | Conductivity 0.00001 S/m Temperature, primary 0.0001 °C Temperature, SBE 38 remote 0.0003 °C | 1-sec to 9-hour intervals | |
| SBE 21 SeaCAT Thermosalinograph | Conductivity ± 0.001 S/m Temperature, primary ± 0.01 °C Temperature, SBE 38 remote ± 0.001 °C | Conductivity 0.0001 S/m Temperature, primary 0.001 °C Temperature, SBE 38 remote 0.0003 °C | 4 Hz (averaging, storing, and transmitting at user-programmable 3-to 600-sec intervals); or single measurement at user-programmable 3-to 600-sec intervals | |
| SBE 33 Carousel Deck Unit | ||||
| SBE 911plus CTD | Conductivity: 0.0003 S/m; Temperature: 0.001 °C; Pressure: 0.015% of full scale range | Conductivity: 0.00004 S/m; Temperature: 0.0002 °C; Pressure: 0.001% of full scale range | 6800 m, 10500 m | 24 Hz (24 samples/sec) |
| SBE 50 Digital Oceanographic Pressure Sensor | ± 0.1% of full scale | 0.002% of full scale range (D/A resolution for 0 to 5 volt output: 16 bit) | 7000 m | 16 Hz (16 samples/sec) |
| C-Star Transmissometer | 0.003 m-1 @ 1 Hz | 14 bit | 600 m, 6000 m | Up to 8 Hz |
| HyperOCR | Spectral accuracy: 0.3 nm | 16 bit | 250 m | Up to 3 Hz |
| SBE 25plus Sealogger CTD | Conductivity: 0.0003 S/m; Temperature: 0.001 °C; Pressure: 0.1% of full scale range | Conductivity: 0.00004 S/m; Temperature: 0.0002 °C; Pressure: 0.002% of full scale range | 600 m, 6800 m | 16 Hz (16 samples/sec) |
SBE 17plus V2 Searam Recorder & Auto Fire Module
Accuracy:
Resolution:
Sampling Rate:
Depth Rating: [6800 m, 7000 m, 10500 m]
SBE 38 Digital Oceanographic Thermometer
Accuracy: ± 0.001 °C (1 mK)
Resolution: 0.00025 °C (0.25 mK)
Sampling Rate: 500 msec
Depth Rating: [10500 m]
SBE 45 MicroTSG Thermosalinograph
Accuracy: Conductivity ± 0.0003 S/m Temperature, primary ± 0.002 °C Temperature, SBE 38 remote ± 0.001 °C
Resolution: Conductivity 0.00001 S/m
Temperature, primary 0.0001 °C
Temperature, SBE 38 remote 0.0003 °C
Sampling Rate: 1-sec to 9-hour intervals
Depth Rating:
SBE 21 SeaCAT Thermosalinograph
Accuracy: Conductivity ± 0.001 S/m
Temperature, primary ± 0.01 °C
Temperature, SBE 38 remote ± 0.001 °C
Resolution: Conductivity 0.0001 S/m
Temperature, primary 0.001 °C
Temperature, SBE 38 remote 0.0003 °C
Sampling Rate: 4 Hz (averaging, storing, and transmitting at
user-programmable 3-to 600-sec intervals);
or single measurement at user-programmable
3-to 600-sec intervals
Depth Rating:
SBE 33 Carousel Deck Unit
Accuracy:
Resolution:
Sampling Rate:
Depth Rating:
SBE 911plus CTD
Accuracy: Conductivity: 0.0003 S/m; Temperature: 0.001 °C; Pressure: 0.015% of full scale range
Resolution: Conductivity: 0.00004 S/m; Temperature: 0.0002 °C; Pressure: 0.001% of full scale range
Sampling Rate: 24 Hz (24 samples/sec)
Depth Rating: [6800 m, 10500 m]
SBE 50 Digital Oceanographic Pressure Sensor
Accuracy: ± 0.1% of full scale
Resolution: 0.002% of full scale range
(D/A resolution for 0 to 5 volt output: 16 bit)
Sampling Rate: 16 Hz (16 samples/sec)
Depth Rating: [7000 m]
C-Star Transmissometer
Accuracy: 0.003 m-1 @ 1 Hz
Resolution: 14 bit
Sampling Rate: Up to 8 Hz
Depth Rating: [600 m, 6000 m]
HyperOCR
Accuracy: Spectral accuracy: 0.3 nm
Resolution: 16 bit
Sampling Rate: Up to 3 Hz
Depth Rating: [250 m]
SBE 25plus Sealogger CTD
Accuracy: Conductivity: 0.0003 S/m; Temperature: 0.001 °C; Pressure: 0.1% of full scale range
Resolution: Conductivity: 0.00004 S/m; Temperature: 0.0002 °C; Pressure: 0.002% of full scale range
Sampling Rate: 16 Hz (16 samples/sec)
Depth Rating: [600 m, 6800 m]
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