210 



REPOET OF THE COMMISSIONER OF FISHERIES. 



be better understood by reference to the map. Two trips were made 

 to these localities during the winter and spring of 1901, and three 

 more stations were located about this time in the river near Pomham— 

 one west of the ship channel, close by buoy No. 9; another on the 

 eastern side of the channel, direetl}^ north of Pomham Light, and a 

 third in the more shoal water to the west of Pomham Beacon, which 

 is about li miles below Fields Point. Three trips were made to the 

 stations. The results of the analyses of the samples are arranged in 

 the accompanying tables. 



Table I. — Analysis of vmter samples collected In the neighborhood of Fields Point. 



Date and station. 



Dextrose, 

 fermented. 



January 1'), 1901, tide rtsinff three-foinihs high: wind 

 fresh S]V. 



Station 1, surface tube 



deep tube 



deep tube 



2, surface tube 



deep tube 



3, surface tube 



deep tube 



4, surface tube 



deep tube 



5, surface tube 



deep tube 



6 



7 



8 



January 29, tide rising; one-half mil. from sewer. 



Station 9, surface tube 



deep tube 



10, surface tube .■ 



deep tube 



11, surface tube 



deep tube 



April 10, low tide. 



Station 1 , surface tube 



deep tube 



2, surface tube 



deep tube 



3, surface tube 



4, surface tube 



deep tube 



5, surface tube 



deep tube 



6 



7 



8 



April 2!t, low tide. 



Station 9, surface tube 



deep tube 



10, Ru rface tube 



deep tube 



11, surface tube 



deep tube 



« Not made. 



Red colo- 

 nies on lit- 

 mus lac- 

 tose agar. 



(«) 



-f- 

 -I- 

 -t- 

 -f- 



-f- 

 + 



+ 



+ 

 + 



(") 

 («) 

 + 



B. coli. 



Other fecal 

 bacteria. 



