Dataset description: 1989-010-FA-SE-001

microfilm of CANADIAN DATA

Contact	Nancy K. Soderberg WHSC_data_contact@usgs.gov

Supporting documentation or data
Physical media	microfilm storage section of the WHSC Data Library (Mclean)
Public files	(Not specified)
Physical location	Data Library
Digital location	http://woodshole.er.usgs.gov/operations/ia/mclean_detail.php?fa=89010 http://cotuit.er.usgs.gov/data/1989-010-FA/NL/001/89010rpt.pdf

Activity	Equipment
1989-010-FA	Echosounder Generic echosounder used to calculate water depth by measuring the time it takes for the acoustic signal to reach the bottom and the echo to return to the transducer. Used when the specific echosounder is either unknown, or more details are given in equipment usage.