80'- 



xC^' 



'O. 



R/V HERO 

 6 CR0SSIN6SN 

 18 NM SPACE 

 ^^ NOV, DEC, FEB^ 



AGS YELCHO 

 6 CROSSINGS 

 18 NM SPACE 

 NOV, JAN, FEB^ 



■h. 



"h. 



^ 



.100* 



JAN, FEE 



THALLA DAN 

 ''^\ 2 CROSSINGS 

 »> 18 NM SPACE SS'-eO'-S 

 48 NM SPACE OTHER 



A 



"o. 



FEB 



S 



vJAN 



^NELLA DAN , 

 4 CROSSINGS / 

 18 NM SPACE 56»-60» 



v48 NM SPACE OTHER < 



.DEC, MAR 



USCGS BURTON ISLAND 



I CROSSING NORTH -SOUTH, DEC 



I EAST- WEST SECTION, JAN 



18 NM SPACE SS'-eO^S 



48 NM SPACE OTHER NORTH -SOUTH 



24 NM SPACE EAST- WEST 



S 



' USCGS NORTHWIND 

 I CROSSING -DECy 

 18 NM SPACING. 



a 



XBT SECTIONS 

 FROM SUPPLY 

 VESSELS, 1976-77 



Figure 21.. — XBT sections from supply vessels, 1976-77. 



NODC Accession No.: 76-1927 



Organization: Lamont-Doherty Geological Observatory 



Investigator: A. Gordon 



Grant No.: NSF IDO74-15062 



Project: F DRAKE 75 



Data: 57 STD's on binary coded magnetic tape and bottle 

 data on punched cards. Data was taken aboard R/V 

 Conrad cruise 18, leg 1, February 2, 1975 to March 12, 

 1975 in the Drake Passage. 



NODC Accession No.: 76-1512 



Organization: Lamont-Doherty Geological Observatory 



Investigator: A. Gordon 



Grant No.: NSF/IDO74-15062 



Project: F DRAKE 75 



Data: 1 82 XBT's on binary coded magnetic tape taken aboard 



RV Conrad Cruise 18-01 February 2, 1975 to March 



12, 1975 in the Drake Passage. 



ISOS Bibliography 



Joyce, T., et. al. 1976. Observations of the Antarctic polar 

 front during F DRAKE 76: a cruise report. WHOI-76- 

 74, Woods Hole Oc. Inst., 149 p. 



Lutjeharms, J. R. E. 1976. A catalogue of sea-level measure- 

 ments in the Southern Ocean. Univ. Washington, Dept. 

 of Oceano. Spec. Rep. 63, 141 p. 



37 



