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NEFSC Survey Stuff
http://www.nefsc.noaa.gov/esb/why_nefsc_surveys.htm#neo7
From two dimensions to three: The use of multibeam sonar for a new approach in fisheries acoustics
from: http://proquest.umi.com.ezproxyberklee.flo.org/pqdweb?index=11&did=39637198&SrchMode=1&sid=2&Fmt=4&VInst=PROD&VType=PQD&RQT=309&VName=PQD&TS=1192155118&clientId=5482