-stibed elsewhere, so that a detailed account of them again is 
_ unecessary. 
Relation of bacteria to marine waters. 
lnconsidering the bacterial content of the sea, attention will 
3 directed toward the water itself, as a home for bacterial 
2 When tested by culture methods, the results of the an- 
of waters taken at Woods Holl have been of a posi- 
ature, with but two exceptions. -Samples were se- 
‘red underas differ 
Seg of the water to the ground layer, and from 
r 
F ; One species almost always predominated to a large 
. The Possibilities of the PEDO Ti of a small bit 
“Mnde NS Zoogloea that might happen to be in the water 
bane tis fact easily explainable. If the sample secured 
Wink: : fragment of the gelatinous mass of germs, it would 
Rated a tthe Preparation of the cultures and the sep 
aa would develop as isolated colonies and thus 
a, “Ate average. . . 
hea ,OWing table summarizes the results od! .ined from 
The yses of n 
Sures in th 
of Colonj 
Vy, XVII—-Ne Botanical Gazette, xvit. 312. 
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