Source Diurnal Variation (°C) Comments 
<a Ss, SSS 
ts 0.56 (Mean) Shallow water--Irish Sea. 
0.94 (Mean 
Maximum) 
(Summer) 
ee 0.86 (Mean) Shallow water -- Gulf of 
1.90 (Mean Bothnia, 
Maximum) 
(Summer) 
The reader is advised to consult references 4, 5, 6, 10, 11, 14, 
16, 20, and 30 in the bibliography for physical explanations of the causes 
and effects of thermal processes between water and air and within 
the water. These references discuss these processes extensively but 
not completely. 
14 
