Master Shipboard Data Logging and Processing System wherever 

 that system is available. 



Potential Users and Estimated Number of Units Which They May 

 Require: 



a. U. S. Navy (basic research, applied research, and oceano- 

 graphic survey ships) - 20 to 30. 



b. U. S. Coast and Geodetic Survey - 10 to 15. 



c. Certain activities within scientific community - 15 to 30. 



Total: 45 to 75. 



Recommendation Where Instrument Should Be Researched and 

 Developed: 



U. S. Industry and the Scientific Community. 



Relative Innportance to U. S. National Oceanographic Program: 



Individual instrument/equipment priority 5. 



I.f. SMALL CRAFT> SHALLOW WATER ECHO SOUNDING 



INSTRUMENT 



Primary Use: 



To be portable and to be utilized primarily by those small 

 craft carried on board oceanographic survey ships for the purpose 

 of conducting detailed, controlled shallow water bathymetric sur- 

 veys in continental shelf areas and rivers throughout the world. 



Requirements and Specifications : 



a. To be portable and utilized primarily in those small boats 

 and launches which are carried on board oceanographic survey ships. 



b. To perform reliably at boat/launch speeds of 0-12 knots and 

 in water depths of 0-250 fathoms, with an accuracy at readout of 



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