198 



lying parts. In this connection it may be observed how closely 

 the lines, drawn at intervals of 5°, approach each other, in one 

 instance showing a difference of 5° in less than 10 fathoms. The 

 greatest difference observed in all the observations was 6°*y, within 

 5 fathoms. This was at Station XI, at a depth of 10 fathoms. 



The following schedule shows the greatest differences and the 

 depth at which they were observed, in the various Stations : — 



