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<br />n",o;,"'f10
<br />I..;.J;..... J J)
<br />
<br />29. Trace-element concentrations in aquatic-plant, aquatic-invertebrate. amphibian. and fish samples
<br />collected from tributaries of the Colorado River between the confluence with the Gunnison River and
<br />
<br />Fruita duri ng 1991 ....'.......,,'... ".,... ..'...", .........,..., ,..,'..,. .,.'.. ....'"...."..,..,..,.."....' ......... ....'""..""".. .." ,..........'..'", '... 107
<br />30. Trace-element concentrations in aquatic-plant. aquatic-invertebrate. and fish samples collected from
<br />tributaries of the Colorado River upstream from the confluence with the Gunnison River during 1991,................ 109
<br />31. Trace-element concentrations in aquatic-invertebrate and fish samples collected from the Colorado
<br />
<br />River during 1991 ......................................,..........................................'............ ,..".........'"",..,..,.."..,..............'....... II]
<br />32, Trace-element concentrations in aquatic-plant, aquatic-invertebrate, fish, and bird samples collected
<br />from wetlands within the Uncompahgre Project during 1991 and 1992.......,...,..,..............,..........,.....................,... 112
<br />33, Trace-element concentrations in aquatic-plant, fish, and bird samples collected from wetlands
<br />adjacent to the Uncompahgre Project during 1991 and ]992...,...,....................,..,.....................................,...........,. ] 17
<br />34. Trace-element concentrations in fish and bird samples collected from wetlands in the Grand Valley
<br />during 199] and 1992 .....,.,.'....,.'.....'..,.,.......".,..."...".".,.,..,..""".."'."...'...'..""..,..'".........."""...,..,..",,",."..,...."" ] 21
<br />35. Trace-element concentrations in fish samples collected from the North Fork of the Gunnison River and
<br />the Gunnison River during 1992........,...........".........,..,.".."..,.....,.."",.....,..."".............,.....".','..'..."....,."........""". 124
<br />36. Trace-element concentrations in fish samples collected from the Uncompahgre River during] 992....................... 132
<br />37, Trace-element concentrations in fish samples collected from the Colorado River during 1992 ............,................. 136
<br />38, Concentrations of organochlorine pesticides and total PCB's in whole-body fish samples collected
<br />
<br />during ] 991 ."",.".. .,.",... ,., ,..""., ,.",..".."..""",...,...,...,..,..."..",...,."",..""",.."..... ......""""", ,... ,.. ...,., ,.., ,.,.. ,., ,.,...., ,. 144
<br />39, Concentrations of polycyclic aromatic hydrocarbons in fish-bile samples collected during ]991........................... 145
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<br />CONTENTS V
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