Table 2. --Seasonal temperature trends and ranges 



Winter Spring Summer Autumn 



General surface tend- 

 ency from heads to 1^/ 

 entrances Increase 



General surface 

 range {°C) 0.0-2.0 



General bottom tend- 

 ency from heads to 2^/ 

 entrances Increase 



General bottom 

 range (°C) 0.0-2. 5 



Uniform horizontal 

 gradients No No 



General tendency 



Decrease Decrease Increase 



11.5-5.5 23.0-18.5 9.0-12.0 



Decrease Decrease Increase 



8.0-5.0 22.0-15.5 9.0-13.0 



No 



Yes 



1/ In West and East Passages only 



2/ Except in Mt. Hope Bay and Sakonnet River 



3/ Decreases in Providence River 



