Marine Technology · St. John's, NL, Canada

Sound Speed Profiling
Without Stopping

Atlantic Echo is developing a remote underway sound speed profiling system — giving marine survey and sonar operators continuous SSP data without disrupting vessel operations.

Atlantic Echo Profiler Reflections 0 m ~30 m ~60 m ~90 m SSP estimation Sound Speed Profile 1440 1480 1520 Sound Speed (m/s) 0 30 60 90 Depth (m) Reference Estimated
2
Patent Applications
US & Canada, filed 2026
4+
Peer-Reviewed Publications
IEEE journals and conferences
100+
Customer Interviews
Hydrographic, sonar & offshore sectors
✓
Prototype Tested
Tow tank and two ocean tests

The Problem With Current SSP Methods

Accurate sonar needs accurate sound speed profiles, but collecting them usually means stopping the vessel or accepting trade-offs.

CTD / SVP Systems

The vessel must stop for each cast.

Moving Vessel Profilers

Work underway, but are costly and need deck space and maintenance.

XBT Probes

Single-use probes with a cost for every cast.

Sonar Expertise Beyond Sound Speed

Alongside our flagship profiler, we provide ADCP data analysis, fisheries acoustics, and custom sonar design for:

Offshore Energy & Seismic Hydrographic Survey Tidal & Offshore Renewables Defence & Maritime Security Fisheries & Aquaculture Ocean Instrument Manufacturers
See all capabilities →
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Explore Atlantic Echo

The technology, the evidence, and how to work with us.

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Have a project or a question? We would like to hear from you.

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Atlantic Echo
Address

8 Neville Place, St. John's, NL, Canada, A1E 2E7

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