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<br /> Appendix C. Taxa, densities of depositional-targeted habitat periphyton, and sampling date for environmental samples at sites in the Upper Colorado River Basin study unit, 1996-97 -Continued
<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;
<br /> II, micrometer; <, less than; Site abbreviations are used in this table. See table 1 for full site name]
<br /> Baker French Blue Ridgway Gore East
<br /> 8/96 8/96 8/96 8/96 8/96 8/96
<br /> A B A B A B A B A B A B
<br /> DIVISION
<br /> Family
<br /> Genus species variety
<br /> Diatoma anceps 2,170 1,550,000
<br /> Diatoma mesodon 1,450 1,140,000 1,050 824,000 14,200 11,100,000
<br /> Diatorrul moniliformis 9,790 1,380,000
<br /> Diatoma tenue 1,050 117,000
<br /> Diatoma tenue elongatum 4,340 2,210,000 2,800 1,420,000
<br /> Diatoma vulgare 5,590 11,700,000
<br /> Fragilaria capucina 26,100 5,390,000 32,500 6,730,000 128,000 26,400,000 71,000 14,700,000
<br /> Fragilaria construens pumila 119,000 11,300,000 29,400 2,790,000 7,100 674,000 315,000 29,900,000
<br /> Fragilaria construens venter 230,000 23,100,000
<br /> Fragilaria crotonensis 8,690 2,860,000
<br /> Fragilaria famelica 18,800 1,360,000
<br /> Fragilaria leptostauron
<br /> Fragilaria pinnata 30,400 1,870,000 1,450 89,000 8,400 516,000 14,200 873,000 50,700 3,120,000
<br /> Fragilaria pinnata acuminata 4,340 480,000 2,100 232,000
<br /> Fragilaria tenera
<br /> Fragilaria vaucheriae 63,000 7,520,000 36,700 4,390,000 845,000 101,000,000 119,000 14,200,000 670,000 80,000,000
<br /> Fragilaria vaucheriae (1 ANS WRC) 8,390 1,570,000 20,300 3,790,000
<br />.j>.. Hannaea arcus 1,450 2,350,000 5,250 8,500,000 14,000 22,600,000 60,900 98,600,000
<br />Ul Meridion circulare 1,050 125,000 14,200 1,680,000 81,200 9,630,000
<br /> Synedra acus
<br /> Synedra rumpens 21,300 1,610,000
<br /> Synedra ulna 4,340 25,500,000 1,050 6,160,000 14,200 83,200,000 6,990 41,000,000 10,100 59,500,000
<br /> Epithemiaceae
<br /> Epithemia sorex
<br /> Eunotiaceae
<br /> Eunotia arcus 4,340 639,000
<br /> Melosiraceae
<br /> Melosira varians 42,600 191,000,000 10,100 45,400,000
<br /> Naviculaceae
<br /> Amphipleura pellucida
<br /> Amphora perpusilla 15,400 622,000 20,300 821,000
<br /> Amphora submontana
<br /> Anomoeoneis vitrea
<br /> Caloneis bacillum 7,100 3,050,000
<br /> Caloneis hyalina
<br /> Cymbella affinis 40,600 11 ,800,000
<br /> Cymbella amphicephala
<br /> Cymbella brehmii 4,200 116,000
<br /> Cymbella gaeumannii 4,340 1,160,000
<br /> Cymbella lunata
<br /> Cymbella microcephala
<br /> Cymbella microcephala robusta
<br /> Cymbella minuta 36,900 4,770,000 1,900 374,000 15,700 2,030,000 135,000 17,400,000 74,100 9,560,000 183,000 23,600,000
<br /> Cymbella minuta latens 32,600 2,980,000
<br /> Cymbella minuta silesiaca 10,100 7,240,000
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