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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; II, <br /> 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 /> Navicula sp. (5 ANS WRC) <br /> Navicula stroemii <br /> Navicula symmetrica 21,300 9,260,000 <br /> Navicula tantula 1,450 46,000 <br /> Navicula tenelloides <br /> Navicula tridentula 4,340 60,800 <br /> Navicula tripunctata 1,400 1,290,000 <br /> Navicula tripunctata schizonemoides <br /> Navicula vandamii <br /> Navicula viridula <br /> Navicula viridula avenacea 99,400 71,200,000 10,100 7,270,000 <br /> Navicula viridula rostellata <br /> Neidium dubium <br /> Pinnularia abaujensis subundulata 4,340 4,030,000 <br /> Pinnularia appendiculata <br /> Pinnularia kuetzingii 8,700 2,580,000 <br /> Pinnularia subcapitata 10,100 7,770,000 <br />""" Pinnularia subcapitata paucistriata 5,800 2,630,000 <br />-....l Pleurosigma delicatulum <br /> Reimeria sinuata 73,800 14,900,000 1,050 212,000 14,200 2,860,000 44,700 9,010,000 60,900 12,300,000 <br /> Rhoicosphenia curvata 5,590 1,340,000 <br /> Stauroneis smithii 20,300 1,740,000 <br /> Stauroneis tackei <br /> Nitzschiaceae <br /> Cylindrotheca gracilis 14,200 2,770,000 <br /> Denticula kuetzingii <br /> Denticula tenuis 2,100 1,420,000 <br /> Hantzschia amphioxys 14,200 40,800,000 <br /> Nitzschia accommodata <br /> Nitzschia acicularis 8,690 1,830,000 14,200 3,000,000 20,300 4,280,000 <br /> Nitzschia amphibia <br /> Nitzschia archibaldii <br /> Nitzschia bergii <br /> Nitzschia capitellata 42,600 8,999,000 <br /> Nitzschia constricta <br /> Nitzschia diserta 14,200 2,360,000 <br /> Nitzschia dissipata 56,800 11 ,800,000 14,000 29,100,000 71 ,000 14,800,000 <br /> Nitzschia dissipata media 32,600 8,730,000 <br /> Nitzschia elegantula <br /> Nitzschia filiformis <br /> Nitzschia fonticola 25,200 1,790,000 10,100 722,000 <br /> Nitzschia fonticola pelagica 2,170 74,100 <br /> Nitzschia frustulum 10,100 1,360,000 <br /> Nitzschia frustulum perminuta 21,700 1,070,000 1,450 71 ,400 8,400 414,000 28,400 1,400,000 <br /> Nitzschia fruticosa 28,400 5,290,000 <br />