id	keyword
inhs-308	lake
inhs-308	peoria lake
inhs-308	middle lake
inhs-308	species
inhs-308	upper
inhs-308	lower
inhs-308	p. p.
inhs-308	channel
inhs-308	summer
inhs-308	tolerant
inhs-308	stations
inhs-308	snails
inhs-308	cross
inhs-308	chironomus
inhs-308	waters
inhs-308	lake stations
inhs-308	opposite
inhs-308	kinds
inhs-308	illinois
inhs-308	river
inhs-308	spring
inhs-308	feet
inhs-308	chillicothe
inhs-308	oxygen
inhs-308	group
inhs-308	read
inhs-308	var
inhs-308	section
inhs-308	total