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.
Boat gliding across the open ocean

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)

Popular Models

Discover our most trusted oceanographic and freshwater instruments, designed for accuracy and durability. Explore top-performing models that meet diverse research and monitoring needs worldwide.
SBE 911plus CTD
The SBE 911plus CTD is the primary oceanographic research tool used by the world’s leading...
SBE 55 ECO Water Sampler
The SBE 55 is the ideal small-boat water sampler for coastal, estuarine, and large lake ecological...
SBE 32 Carousel Water Sampler
The SBE 32 Carousel Water Sampler has been extensively deployed throughout the world’s oceans,...
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