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Published byWillis Simpson Modified over 9 years ago
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Georges Bank Gulf of Maine SBNMS Acoustic Research in the Stellwagen Bank NMS D. Wiley & L. Hatch Stellwagen Bank National Marine Sanctuary 175 Edward Foster Rd., Scituate, MA
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Three Integrated Projects Autonomous Recording Units (ARUs) to monitor sound Collaboration with Cornell Univ. (C. Clark), Marine Acoustics Inc. (B. Ellison) & NMFS (R. Merrick & S. Van Parijs) DTAG to track whale behavior underwater Collaboration with WHOI (P. Tyack & M. Johnson), UNH (C. Ware), Duke U (A. Friedlaender), UH (A. Stimpert) & WCNE (M. Weinrich) Automatic Ident. Sys. (AIS) to monitor and track ships Collaboration with USCG-RD (D. Pietraszewski), NMFS (R. Merrick, D. Gouveia and G. Silber) & UNH (K. Schwehr)
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perotsystems ® Noise Monitoring ARU Deployment Design 1/2005 – 1/2006 85% Coverage 85% Coverage Continuous recording from 5 to 1000Hz Capable of receiving whale calls between 5 to 10nm from units Deployment duration of 3 months – (total 12 months) Acoustic release
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RWSAS vs Acoustic Comparison: March, 2006 Mar 30, 2006 Mar 24, 2006 Mar 2, 2006 116 total 127 total 1092 total 98 total 313 total 823 total
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Figure credit: Dimitri Ponirakis, Bioacoustics Research Program, Cornell University Right whale up-call
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Monitoring Vessel Traffic
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Acoustic footprints of a (a) general cargo ship (b) NOAA research vessel at their closest points of approach to a recording unit in the shipping lane departing Boston. Ship Analysis Band (Hz) MAX SL(t) (dB re: 1μPa) SL_mid (dB re: 1μPa) (RMS RL & interpolated middle-range) 120 dB Range (m) MAX SL(t) 120 dB Range (m) SL_mid 160 dB Range (m) MAX SL(t) 160 dB Range (m) SL_mid Berge-Everett89.1 - 355181.30176.2312213.985607.4326.3112.08 Berge-Everett89.1 - 355180.14174.0429558.717285.28 Delaware289.1 - 355172.14161.502991.50584.296.451.26 Delaware289.1 - 355175.61165.066665.25637.36
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DTAG Map Underwater Behavior of Whales
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GeoZui4D: UNH, WHOI, Stellwagen Bank Sanctuary
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Acoustic Integration Model: Marine Acoustics, Inc, CU, Stellwagen Sanctuary
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120db 105,199 Baleen Whales 1,299 Right Whales 160db 145 Baleen Whales 2 Right Whales
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120db 38,983 Baleen Whales 678 Right Whales 160db 145 Baleen Whales 1 Right Whales
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Shipping Lane Spatial Distribution of Shipping Traffic in the Stellwagen Bank NMS: April/May 2006
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Monitoring during LNG Port Operation: 1) Notifying LNG carriers of acoustically-detected whales to prevent ship strikes
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Monitoring during LNG Port Operation: 1) Monitoring the port’s acoustic footprint 2)Monitoring the distributions of vocally- active species
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Collaborators Duke University Marine Lab
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Financial Support
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