1000 



1100 



1200 



43 



Q 1300 



1400 



TEMPERATURE CO 

 2.6 2.7 2.8 2.9 3.0 31 3.2 3.3 3.4 35 



I I I I I I I I I / 



/ Scale Shifts 



^ 



} Z' ^ 0500 7 Feb 



2330 6 Feb // 3^°C 33"C 3.3»C 



3.2»C /i 



1500 



T 



Figure 2. Successive temperature profiles made from drifting ship 

 45 miles off Newport, Oregon. Shaded lens of isothermal 

 water are seen to terminate laterally in zones of high 

 temperature gradient. Lateral drift during the series 

 was two nautical miles. 



468 



