

442 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



Readings taken from 3.15 p.m. to 3.30 p.m. 



1 



12-8°C. 



9-8°C 



10136 



3 



}) 



9-9 



10137 



4 





9-8 



1-0118 



5 





9-8 



10107 



6 



>? 



100 



10117 



Readings taken from 4.45 p.m. to 5.0 p.m. 



1 



12-8°C. 



9-9°C. 



10139 



3 





9-6 



1-0146 



4 





9-8 



1-0118 



5 





9-6 



10135 



6 





9-9 



1-0094 



April 13th. — First high tide, 10 a.m. ; readings taken from 10.40 a.m. to 

 10.55 a.m. on first of ebb ; moderate Westerly breeze. 



Station. 



Air Temperature. 

 Readings taken 10 a.m. 



Water 

 Temperature. 



Specific Gravity. 



3 

 4 



5 

 6 



12-8°C. 

 >> 



9-2°C. 

 9-2 

 9-2 

 9-2 



10262 

 1-0268 

 1-0263 

 10266 



Readings taken from 12.15 p.m. to 12.35 p.m. 



1 



12-8°C. 



9-4°C. 



10268 



3 





9-5 



1-0268 



4 





9-4 



1-0260 



5 





9-4 



1-0260 



6 



>> 



9-5 



1-0262 



The amount of rainfall for March in the district affecting the Mawddach 

 was approximately 6 inches, which is some 200 per cent, of the average for 

 this month. 



Explanation of the Chart. 



The accompanying Chart has been reproduced from 

 the 6-inch Ordnance Map of the district, with certain 

 additions which are noted on the Chart. 



