Soc.Eiiii r Vol. XXXV11L 



PLATE XXVII 



TEMPERATURE SECTIONS AND CURVES 



Fig. 24 ARRAN BASIN, COMPOUND TEMPERATURE SECTION- September, 1887 



Western Central Eastern 



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Miles 18 15 



IS 18 Miles 



Fig 25 -ARRAN BASIN, Seasonal Variations of Temperature of Water and Air. 



n?G0 

 58 

 56 



1886. 1887. 1888. 



MAR. APR MAY JUN. JUL. AUG. SEP OCT NOV. DEC. JAN. FEB. MAR. APR. MAY. JUN. JUL. AUG. SEP OCT. NOV. DEC JAN. FEB MAR. 



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Curve of Rate of -Change of Water Temperature in degrees per day (averages per month) 



60 Fms 

 56 



56 



54 



52 



50 



48 



46 



44 



4-2 



40 



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Barth-olomevr. E3inT 



