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) |
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,...
Real-world deployments
Case Studies
Explore real-world deployments of Sea-Bird Scientific moored instruments. See how researchers achieve long-term, high-quality ocean data for climate, ecosystem, and coastal studies
Case Study
10.01.25
Revealing the Complex Dynamics of Antarctic Ice Shelf Melting with Sea-Bird Scientific’s SBE 49 FastCAT CTD + PDIM
This highlight was developed in partnership with the British Antarctic Survey. Sea-Bird Scientific interviewed Peter Davis, Ph.D., co-PI of the MELT project as part of the International Thwaites Glacier Collaboration at the British Antarctic Survey.
Learn More
Technology Guide
10.01.25
Inductive Modem Telemetry
Ocean scientists, researchers, and offshore engineers
are leveraging inductive modem technology to enable
seamless, cable-free data transmission between
subsurface instruments and buoy systems—streamlining
deployment and enhancing long-term monitoring
capabilities.
Learn More
Technology Guide
10.01.25
Sensors for AUV-ROV & Autonomous Platforms
Autonomous and remotely operated underwater vehicles
are revolutionizing ocean science by accessing environments
beyond the reach of traditional research methods. These
platforms, equipped with high-precision sensors, enable realtime
data collection while dramatically reducing operational
costs.
Learn More
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