of the Fishery Board for Scotland. 



TABLE X. — Specific Gravity and Calculated Salinity at 

 Oxcar Lighthouse. 







9 A.M. 



3 P.M. 





















Surface. 



Surface. 























Sp. Gr. 



Sal. 



Sp. Gr. 



Sal. 

















1891. 

 April 1-10 

















„ 11-20 



24*1 



3-02 





23-9 





2-99 





„ 21-30 

 May 1-10 



24-6 



3-10 





24 -0 





3-10 





24-7 



3-12 





24-7 





3-12 





„ 11-20 



25-0 



3 18 





25-8 





3-30 





„ 21-31 



25-0 



3-18 





25-1 





3-20 





June 1-10 



25-2 



3-21 





25-2 





3-21 





i] H-20 



25-1 



3-20 





25 1 





3-20 





„ 21-30 

 July 1-10 



25-4 



3-24 





25-3 





3-23 





25-4 



3-24 





25-4 





3-24 





„ 11-20 



25-4 



3-24 





25-2 





321 





„ 21-31 

 Aug. 1-10 



25-5 



3-26 





25-5 





3-26 





25-7 



3-29 





25-7 





3-29 





„ 11-20 



25-6 



3-27 





25-7 





3-29 





„ 21-31 



25-2 



3-21 





25-3 





3-23 





Sept. 1-10 



24-4 



3-07 





25-4 





3-07 





„ 11-20 



24-6 



3-10 





24-6 





3-10 





21-30 

 Oct. 1-10 



24-8 



3-14 





24-7 





312 





24-3 



3-05 





24-4 





3-07 





„ 11-20 



23-8 



2-97 





24 2 





3-03 





„ 21-31 

 Nov. 1-10 



23-4 



2-91 





236 





2-94 





24-1 



3-02 





24-8 





3-14 





„ 11-20 



23-5 



2-92 





24-0 





3-00 





„ 21-30 

 Dec. 1-10 



23-0 



2-80 





23-2 





2-84 





23 6 



2-94 





23-5 





2-92 





„ 11-20 



22-8 



2-78 





23-2 





2-84 





„ 21-31 



23 0 



2-80 





23-5 





2-92 

















TABLE XI. — Monthly Mean Specific Gravity and 

 Salinity — Oxcar Lighthouse. 



Month. 



9 A.M. 





3 P.M. 



Sp. Gr. 





Sal. 



Sp. Gr. 





Sal. 



1891. 

















April 





24-3 





3-05 



24-3 





3-05 



May 





25-0 





3-18 



25-2 





3 21 



June 





25-3 





3 23 



25 2 





3-21 



July 





25-4 





3-24 



25-4 





324 



August 





25-7 





3 29 



25 -C 





3-27 



September 





24-6 





3 10 



24-8 





3-14 



October 





23-5 





2-92 



24-1 





3-02 



November 





,23-2 





2 82 



24-0 





3-00 



December 





23-5 





2-93 



23-4 





2 89 



