id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
inhs-391	Kofoid, C. A.	The Plankton of the Illinois River, 1894-1899, with Introductory Notes Upon the Hydrography of the Illinois River and its Basin: Part II. Constituent Organisms and their Seasonal Distribution	1908	363	.pdf	application/pdf	114424	5937	65	Confined principally to the low water of mid- summer, appearing when the water reaches a temperature of 70°, and reaching its maximum development in temperatures above this point, declining at once to small numbers (less than 1,000) when the temperature falls below 60°, but lingering till the water approaches the freezing point late in November. Thirty-three forms of ChlorophycecB were recorded, and closer inspection of the collections will undoubtedly yield a considerable additional number either of closely related, and therefore included, species, or of those which occur but occasionally or in small numbers in the plankton.	cache/inhs-391.pdf	txt/inhs-391.txt