United States Government Publishing Office publisher pbl distributor dst United States Interior Department Bureau of Ocean Energy Management author aut Government Organization CSA Ocean Sciences Inc.; Applied Ocean Sciences LLC. author aut text government publication eng GOVPUB Executive Agency Publications executive 2026-04-03 Bureau of Ocean Energy Management 2026-01-01 monographic deposited born digital 8 digital object pages I 72. https://www.govinfo.gov/app/details/GOVPUB-I-b8e53e4a0689dccf40cdf0a5bfa976af P0b002ee1e03ec483 NT-14-03d FE DGPO 2026-04-03 2026-06-25 GOVPUB-I-b8e53e4a0689dccf40cdf0a5bfa976af machine generated eng fdlp I GOVPUB-I-b8e53e4a0689dccf40cdf0a5bfa976af b8e53e4a0689dccf40cdf0a5bfa976af GOVPUB Final Report Guan Labak Propagation Characteristics of High-Frequency Sounds Emitted During High-Resolution Geophysical Surveys: Acoustic Modeling Effort 140M0119C0012 National BOEM 2021-039 CSA Ocean Sciences Inc., Applied Ocean Sciences LLC. (Stuart, Florida, Fairfax Station, Virginia). 2026. Propagation characteristics of high-frequency sounds emitted during high-resolution geophysical surveys: Acoustic modeling effort; webtool user manual. Sterling (VA): U.S. Department of the Interior, Bureau of Ocean Energy Management. 8 p. Report No.: OCS Study BOEM 2021-039. Contract No.: 140M0119C0012. URL: https://espis.boem.gov/final%20reports/BOEM_2021-039.pdf 2026 https://www.govinfo.gov/app/details/GOVPUB-I-b8e53e4a0689dccf40cdf0a5bfa976af https://www.govinfo.gov/content/pkg/GOVPUB-I-b8e53e4a0689dccf40cdf0a5bfa976af/pdf/GOVPUB-I-b8e53e4a0689dccf40cdf0a5bfa976af.pdf Anthropogenic Properties Marine Mammals site; source; percentile; median; range