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<br /> Appendix B. Taxa, densities of richest-targeted habitat periphyton, and sampling dates for replicate samples at sites in the Upper Colorado River Basin study unit, 1996-97
<br /> [--, species not found in sample; A, abundance as cells per square centimeter; B, biovolume as cubic micrometers per square centimeter; densities and biovolumes rounded to 3 significant
<br /> figures; II, micrometer; <, less than; Site abbreviations are used in this table. See table 1 for full site names]
<br /> French (replicate) Dotsero (replicate) State (replicate) Baker (replicate) Cameo (replicate)
<br /> 8/96 8/96 8/96 8/97 8/97
<br /> A B A B A B A B A B
<br /> DIVISION
<br /> Family
<br /> Genus species variety
<br /> CHLOROPHYTA (green algae)
<br /> Chaetophoraceae
<br /> Stigeoclonium lubricum 3,060 40,100,000
<br /> Desmidiaceae
<br /> C osmarium formosulum 852 17,700,000 2,860 59,400,000
<br /> Scenedesmaceae
<br /> Scenedesmus quadricauda 1,700 73,600
<br /> V olvocaceae
<br /> Eudorina elegansi 4,700,000 7,060,000,000
<br /> Zygnemataceae
<br /> Mougeotia sp. 925,000 16,300,000,000
<br /> CHRYSOPHYT A (golden and
<br /> yellow-green algae, including diatoms)
<br /> Achnanthaceae
<br /> Achnanthes bioreti 17 6,220
<br /> Achnanthes clevei 246 16,400
<br /> Achnanthes lanceolata 246 31,500 9 1,110
<br />oj::. Achnanthes lapponica ninckei 17 915
<br />......
<br /> Achnanthes minutissima 1,560,000 118,00,000 14,900 1,130,000 24,200 1,830,000 5,360 250,000 22,800 1,060,000
<br /> Achnanthes pusilla 43 2,140
<br /> Cocconeis placentula euglypta 1,850 526,000 1,370 390,000 1,060 303,000
<br /> Cocconeis placentula lineata 246 60,100 456 112,000 104 58,900
<br /> Diatoma tenue 913 102,000
<br /> Diatoma vulgare 615 1,280,000 456 952,000
<br /> Fragilaria construens pumila 1,830 173,000 339 45,100
<br /> Fragilaria construens venter 492 49,400
<br /> Fragilaria famelica 11 ,000 797,000 43 3,130
<br /> Fragilaria leptostauron 17 7,870
<br /> Fragilaria pinnata 246 15,100
<br /> Fragilaria vaucheriae 492 58,700 456 54,500 139 24,900
<br /> Hannaea arcus 246 398,000 26 42,200
<br /> Melosiraceae
<br /> Melosira varians 492 2,200,000 14,600 65,400,000
<br /> Naviculaceae
<br /> Amphora perpusilla 3,320 134,000 21,000 849,000 5,470 185,000
<br /> Caloneis hyalina 738 338,000 607 278,000
<br /> Cymbella affinis 25,000 7,310,000 90,800 26,500,000 38,900 24,400,000
<br /> Cymbella brehmii 4,670 129,000 607 16,700
<br /> Cymbella minuta 6,630 856,000 7,380 952,000 5,930 766,000 17 3,450 5,620 1,120,000
<br /> Cymbella minuta latens 35 3,170
<br /> Cymbella minuta silesiaca 43 17,700 12,900 5,250,000
<br /> Diatomella balfouriana 17 23,900
<br /> Gomphonema angustatum 43 12,400 304 86,400
<br /> Gomphonema olivaceum 1,850 406,000 3,200 703,000 2,430 535,000
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