Passive Hydroacoustics Research Group
- Marine Geology & Geophysics
- Acoustics
- Bohnenstiehl
- CTBTO
- Earthquake
- East Pacific Rise
- Ice Sheet
- Indian Ocean
- LDEO
- Mid-atlantic Ridge
- No
- Projects & Inititatives
- Sound
- T-Phase
- T-Wave
- Tolstoy
- Whale
- Acoustics
- Bohnenstiehl
- CTBTO
- Dr. Delwayne R. Bohnenstiehl
- Earthquake
- East Pacific Rise
- Ice Sheet
- Indian Ocean
- Mid-atlantic Ridge
- Passive Hydroacoustics Research Group
- Sound
- T-Phase
- T-Wave
- Tolstoy
- Whale

PI(s):
By recording sounds transmitted through the ocean’s low-velocity waveguide (SOFAR, or SOund Fixing And Ranging Channel), LDEO researchers can monitor a number of natural and anthropogenic processes.


