21 



APPENDIX A* 



U.S. Owned and Civilian Operated Undersea Vehicles that are Navy Certified 

 or ABS Classed . 



Out of the 30 U.S. manned undersea vehicles, 25 are civilian operated and of 

 these the 14 listed below are or are expected to be ABS Classed or Navy 

 Certified: 



Depth 

 (ft) 



PRV-2 600 



NEKTON BETA 1 ,000 



NEKTON GAMMA 1 , 000 



JOHNSON SEA LINK 1 1,000 



JOHNSON SEA LINK II 1 , OOOf 



GUPPY 1,000 



OPSUB 1,000 



MERMAID II 1,000 



DIAPHUS 1,200 



PC -14C -2 1 , 200 



PC -17 1,500 



BEAVER MARK IV 2 , 700 



DEEP QUEST 8 , 000 



ALVIN 12 ,000 



The 5 U.S. Navy owned manned vehicles operated by the U.S.N, SUBMARINE 

 DEVELOPMENT GROUP ONE are: 



DSRV-1 5,000 



DSRV-2 5,000 



SEA CLIFF 6,500 



TURTLE 6 , 500 



TRIESTE II 20,000 



For reference purposes, illustrations of these submersibles are included, 

 with the exception of PC-17, which is under construction. 



*N0TE: Appendix A has been added to this report, but was not included 

 in the InterOcean 76 paper. 



