Acoustic Report from the Bering Sea Jeff Nystuen Applied Physics Lab Sound summaries from the PAL deployed at Site 2 during the summer of 2004 Acoustic.

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Presentation transcript:

Acoustic Report from the Bering Sea Jeff Nystuen Applied Physics Lab Sound summaries from the PAL deployed at Site 2 during the summer of 2004 Acoustic measurements of wind and rain Detection of ships Probable detection of marine mammals

Key for summary figures Top figure – Geophysical interpretation of sound Wind speed –black line – buoy wind –Blue line – PAL wind Rainfall rate

Key for summary figures Bottom Figure - Sound levels at 2, 8 and 20 kHz -Detection of ships (red and orange) -Detection of rain (blue triangles) -Detection of peak between 300 Hz and 3 kHz (Possible whale call (black triangle) - Transient sounds detected (black x and +)