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<br /> :t <br /> N <br /> n <br /> ~ <br /> ~ <br /> '" <br />Table 1 Selected physical characteristics, land-use classification, site groupings defined by detrended correspondence analyses (DCA), macrophyte and algal abundance and " <br />" <br />invertebrate density and number of taxa at sites sampled in the South Platte River Basin "'- <br /> .,.., <br /> Invertebrate No. of Y> <br />Site no. Site Land OCA Drainage Altitude Algal density invertebrate if <br />(Fig, 1) Site name abbr. use" categoryt area (!an') (m) abundance (no. m-2) taxa ;<' <br /> '" <br />1 South Platte River above eleven-mile <br /> Canyon Reservoir near Hartsel, CO 5P11 R P/bc 2279 2625 ,are 3690 30 <:::) <br />2 Tarryall Creek below Rock Creek near Jefferson, co TARR R M 596 2749 mre 6640 25 Q <br />3 South Platte River at Waterton Canyon, CO 5PWA F M 6788 1672 common 10 600 25 <:::> <br />4 Plum Creek near Sedalia, CO PLUM B P/b< 816 1682 common 14400 26 -.) <br />5 Cherry Creek at Glendale, CO CHGL U Pit 1046 1622 rare 5160 11 W <br />6 Cherry Creek at Denver, CO CHDE U Pit 1059 1577 common 802 14 ,~ <br />7 Clear Creek at Golden, CO CLGO B/M M 1036 1736 rare 1980 10 <br />8 Clear Creek at mouth near Derby, CO CLMO U Pit 1062 1585 common 2450 15 <br />9 South Platte River at Henderson, CO 5PHE A/U P/bps 12 207 1525 abundant 3290 12 <br />10 North Saint Vrain Creek near Allens Park, CO N5VR F M B4 3132 common 16600 36 <br />11 Saint Vrain Creek at Lyons, CO 5VLY B M 549 1613 absent 18100 32 <br />12 Boulder Creek near Orodell, CO BOOR F M 264 1776 common 4430 27 <br />13 Boulder Creek at mouth near Longmont, CO BOMO AlU P/bps 1137 1481 abundant 4950 14 <br />14 Saint Vrain Creek at the mouth near Platteville, CO 5VMO AlU Pit 2528 1445 me 3300 13 <br />15 Big Thompson River at mouth near LaSalle, CO BTMO AlU Pit 2145 1426 absent 100 12 <br />16 North Fork Cache la Poudre River at Livermore, CO NFCA R M 1396 1742 common 16500 28 <br />17 Cache la Poudre River at mouth of canyon near CAMC F M 2735 1591 mre 3300 19 <br /> Fort Collins, CO <br />18 Cache la Poudre River near Greeley, CO CAGR A/U P/bps 4861 1405 abundant 2650 6 <br />19 South Platte River at Julesburg, CO SPjU A P/bc 60 070 1051 common 3700 14 <br />20 South Platte River at Roscoe, NB 5PRO A P/bc 61901 960 ,are 20 300 13 <br />21 South Platte River at North Platte, NB 5PNP A P/bc 62 937 850 rare 15200 17 <br /> <br />@ <br />:g <br />'" <br />'" <br />.. <br />~ <br />~ <br />W <br />ii' <br />" <br />n <br />ro <br />r' <br />.a: <br />." <br />a <br />;::-0 ,. R, rangeland; E forest; B, built-up; D, urban; B/M, built-up with mining influence; A/D, agriculture and urban; A, agriculture. Land-use categories from Anderson et aI., <br />2 1976. <br />E; t M, mountain; P/be, plains/braided channel; P/t, plains/tributary; P/dps, plains/downstream from point source. <br />'" <br />S. <br />0- <br />~ <br /> <br />w <br />'" <br />.. <br />i€ <br />.L <br />'" <br />.. <br />