USGS Open-File Report 02-012
Physical Data and Biological Data for Algae, Aquatic Invertebrates, and Fish from Selected Reaches on the Carson and Truckee Rivers, Nevada and California, 1993-97
Table 13. Algal density in the richest-targeted habitat at sites on the Truckee River: Truckee River at Farad, Calif. (site 12, fig. 1), 1993-96. Habitats sampled were cobble riffles.
[Abbreviations: cells/cm2, cells per square centimeter; sp., species]
|
Taxon |
Reach A, Sept. 9, 1993 (cells/cm2) |
Reach B, Sept. 9, 1993 (cells/cm2) |
Reach C, Sept. 10, 1993 (cells/cm2) |
Reach A, |
Reach A, |
Reach A, |
|---|---|---|---|---|---|---|
|
Total number of cells (rounded) |
1,900,000 | 400,000 | 4,300,000 | 8,300,000 | 2,700,000 | 2,500,000 |
| CYANOPHYTA | ||||||
| Cyanophyceae | ||||||
| Chamaesiphonales | ||||||
| Chamaesiphonaceae | ||||||
| Chamaesiphon incrustans | 4,200 | |||||
| Nostocales | ||||||
| Nostocaceae | ||||||
| Anabaena sp. | 250,000 | 38,000 | ||||
| Nostoc pruniforme | 16,000 | 31,000 | 3,700,000 | |||
| Oscillatoriaceae | ||||||
| Hydrocoleum brebissonii | 1,100,000 | 44,000 | 280,000 | |||
| Lyngbya sp. | 1,600,000 | 240,000 | 470,000 | 310,000 | 220,000 | 120,000 |
| Microcoleus vaginatus | 16,000 | |||||
| Oscillatoria sp. | 4,000,000 | 810,000 | 480,000 | |||
| Schizothrix friesii | 17,000 | |||||
| Rivulariaceae | ||||||
| Calothrix sp. | 1,300,000 | 740,000 | ||||
| RHODOPHYTA | ||||||
| Florideophyceae | ||||||
| Nemaliales | ||||||
| Acrochaetiaceae | ||||||
| Audouinella hermanii | 14,000 | |||||
| CRYPTOPHYTA | ||||||
| Undetermined sp. | 4,200 | |||||
| Calothrix fusca | 95,000 | |||||
| EUGLENOPHYTA | ||||||
| Euglenophyceae | ||||||
| Euglenales | ||||||
| Euglenaceae | ||||||
| Euglena sp. | 3,300 | |||||
| Trachelomonas sp. | 940 | |||||
| Trachelomonas volvocina | 6,600 | |||||
| BACILLARIOPHYTA | ||||||
| Coscinodiscophyceae | ||||||
| Thalassiosirales | ||||||
| Stephanodiscaceae | ||||||
| Cyclotella bodanica | 7,400 | |||||
| Cyclotella meneghiniana | 380 | 230 | 5,900 | 6,200 | ||
| Cyclotella pseudostilligera | 6,200 | |||||
| Cyclotella radiosa | 380 | 470 | ||||
| Melosirales | ||||||
| Melosiraceae | ||||||
| Melosira varians | 3,800 | 2,500 | 470 | 2,100 | 10,000 | 6,200 |
| Aulacoseirales | ||||||
| Aulacoseiraceae | ||||||
| Aulacoseira alpigena | 4,300 | |||||
| Aulacoseira ambigua | 470 | 8,500 | 7,400 | |||
| Aulacoseira granulata | 8,500 | |||||
| Aulacoseira italica | 8,500 | |||||
| Fragilariophyceae | ||||||
| Fragilariales | ||||||
| Fragilariaceae | ||||||
| Diatoma mesodon | 1,500 | 4,100 | ||||
| Diatoma vulgare | 230 | |||||
| Fragilaria capucina | 230 | |||||
| Fragilaria capucina mesolepta | 230 | |||||
| Fragilaria crotonensis | 760 | 230 | ||||
| Fragilaria exiguiformis | 470 | 4,300 | 1,500 | 12,000 | ||
| Fragilaria intermedia | 1,500 | |||||
| Fragilaria vaucheriae | 5,300 | 740 | 1,400 | 4,300 | 18,000 | 21,000 |
| Fragilariforma bicapitata | 3,000 | |||||
| Hannaea arcus | 470 | |||||
| Martyana martyi | 2,100 | |||||
| Meridion circulare | 380 | 700 | ||||
| Pseudostaurosira brevistriata | 50,000 | 94,000 | ||||
| Fragilaria brevistriata inflata | 3,000 | 39,000 | ||||
| Staurosira construens | 230 | 17,000 | ||||
| Fragilaria construens pumila | 3,400 | 3,000 | 68,000 | 50,000 | 88,000 | |
| Fragilaria construens subsalina | 5,300 | 4,200 | 3,300 | |||
| Staurosira construens binodis | 2,300 | 2,100 | 32,000 | 3,000 | ||
| Staurosira construens venter | 20,000 | 9,800 | 4,700 | 210,000 | 27,000 | 10,000 |
| Staurosirella leptostauron | 6,400 | |||||
| Staurosirella pinnata | 40,000 | 9,300 | 14,000 | 200,000 | 24,000 | 99,000 |
| Synedra acus | 2,100 | |||||
| Synedra mazamaensis | 760 | 4,100 | ||||
| Synedra minuscula | 1,500 | |||||
| Synedra rumpens | 380 | |||||
| Synedra rumpens familiaris | 490 | 8,500 | 4,100 | |||
| Synedra rumpens fragilarioides | 5,900 | |||||
| Synedra ulna | 2,100 | 1,500 | 6,200 | |||
| Synedra ulna contracta | 740 | 230 | ||||
| Synedra ulna oxyrhynchus | 2,100 | |||||
| Tabellariales | ||||||
| Tabellariaceae | ||||||
| Tabellaria flocullosa | 4,100 | |||||
| Bacillariophyceae | ||||||
| Cymbellales | ||||||
| Cynbellaceae | ||||||
| Cymbella sp. | 3,400 | 5,900 | ||||
| Cymbella affinis | 230 | 2,100 | 8,900 | 12,000 | ||
| Cymbella mexicana janischii | 1,900 | 980 | 1,900 | 4,300 | 7,400 | |
| Cymbella naviculiformis | 3,000 | |||||
| Cymbella turgidula | 3,000 | |||||
| Encyonema minutum | 16,000 | 15,000 | 17,000 | 10,000 | 52,000 | 45,000 |
| Encyonema muelleri | 12,000 | 6,700 | 14,000 | 120,000 | 7,400 | 4,100 |
| Encyonema silesiacum | 2,300 | 5,200 | 7,400 | 4,100 | ||
| Reimeria sinuata | 5,000 | 5,900 | 4,700 | 15,000 | 25,000 | 57,000 |
| Reimeria sinuata antiqua | 4,300 | |||||
| Gomphonemataceae | ||||||
| Gomphoneis eriense variabilis | 490 | 930 | 4,300 | 13,000 | ||
| Gomphoneis herculeana | 5,000 | 8,500 | 3,000 | |||
| Gomphoneis olivacea | 11,000 | |||||
| Gomphonema sp. | 1,900 | 2,500 | 940 | 15,000 | 16,000 | |
| Gomphonema angustatum | 3,000 | |||||
| Gomphonema cf. clevei | 740 | 700 | 680 | 4,000 | 10,000 | 24,000 |
| Gomphonema parvulum | 380 | 490 | 6,400 | 5,900 | 8,200 | |
| Gomphonema cf. rhombicum | 27,000 | |||||
| Gomphonema truncatum capitatum | 380 | |||||
| Rhoicospheniaceae | ||||||
| Rhoicosphenia abbreviata | 1,500 | 5,700 | 2,100 | 15,000 | 46,000 | 49,000 |
| Achanthales | ||||||
| Achnanthidiaceae | ||||||
| Achnanthidium minutissimum | 4,200 | 1,700 | 2,600 | 8,500 | 120,000 | 140,000 |
| Karayevia clevei | 380 | 250 | 1,500 | |||
| Planothidium dubium | 1,900 | 250 | 470 | 4,400 | 4,100 | |
| Planothidium lanceolatum | 380 | 740 | 18,000 | 4,100 | ||
| Planothidium peragallii | 380 | |||||
| Rossithidium pusillum | 1,500 | 490 | 230 | 2,100 | 4,400 | 14,000 |
| Cocconeidaceae | ||||||
| Cocconeis pediculus | 380 | 230 | 130,000 | |||
| Cocconeis placentula euglypta | 16,000 | 18,000 | 13,000 | 8,500 | 43,000 | 86,000 |
| Cocconeis placentula lineata | 6,100 | 5,400 | 1,900 | 8,500 | 12,000 | 16,000 |
| Naviculales | ||||||
| Amphipleuraceae | ||||||
| Frustulia rhomboides crassinervia | 2,100 | |||||
| Brachysiraceae | ||||||
| Brachysira brebissonii | 4,300 | |||||
| Cavinulaceae | ||||||
| Cavinula cocconeiformis | 2,100 | |||||
| Diploneidaceae | ||||||
| Diploneis puella | 4,100 | |||||
| Diploneis smithii | 2,100 | |||||
| Naviculaceae | ||||||
| Fistulifera pelliculosa | 380 | |||||
| Geissleria decussis | 1,200 | 9,800 | ||||
| Hippodonta capitata | 760 | 6,400 | 3,000 | |||
| Navicula sp. | 61,000 | 33,000 | ||||
| Navicula anglica | 4,300 | |||||
| Navicula canoris | 1,100 | |||||
| Navicula cari | 2,100 | |||||
| Navicula cryptocephala | 2,100 | |||||
| Navicula detenta | 760 | 4,300 | ||||
| Navicula graciloides | 5,700 | 8,600 | 6,800 | |||
| Navicula gregaria | 5,900 | |||||
| Navicula lanceolata | 490 | |||||
| Navicula menisculus | 760 | 1,200 | 4,100 | |||
| Navicula minima | 380 | 250 | 8,200 | |||
| Navicula pseudolanceolata | 10,000 | |||||
| Navicula radiosa | 380 | 230 | ||||
| Navicula rhynchocephala germainii | 4,100 | |||||
| Navicula salinarum intermedia | 15,000 | 19,000 | 18,000 | 18,000 | 12,000 | |
| Navicula secreta apiculata | 380 | 740 | 930 | 5,900 | 16,000 | |
| Navicula tantula | 380 | |||||
| Navicula tripunctata | 3,800 | 5,900 | 9,600 | 21,000 | 30,000 | 33,000 |
| Navicula tripunctata schizonemoides | 2,100 | |||||
| Navicula viridula avenacea | 1,500 | |||||
| Neidiaceae | ||||||
| Neidium affine | 4,100 | |||||
| Neidium dubium | 4,100 | |||||
| Pinnulariaceae | ||||||
| Caloneis bacillum | 230 | 2,100 | ||||
| Sellaphoraceae | ||||||
| Sellaphora bacillum | 4,300 | |||||
| Sellaphora laevissima | 230 | |||||
| Sellaphora pupula | 490 | 2,100 | ||||
| Sellaphora pupula rectangularis | 760 | 4,300 | 3,000 | |||
| Thalassiophysales | ||||||
| Catenulaceae | ||||||
| Amphora ovalis | 380 | |||||
| Amphora ovalis pediculus | 230 | 2,100 | 1,500 | |||
| Amphora perpusilla | 1,100 | 14,000 | ||||
| Bacillarales | ||||||
| Bacillariaceae | ||||||
| Cymbellonitzschia diluviana | 760 | 490 | 230 | |||
| Denticula elegans | 2,100 | |||||
| Hantzschia virgata | 1,500 | |||||
| Nitzschia amphibia | 380 | 250 | 700 | 3,000 | ||
| Nitzschia bacata | 4,100 | |||||
| Nitzschia dissipata | 760 | 1,400 | 4,300 | 44,000 | 25,000 | |
| Nitzschia dissipata media | 1,900 | 250 | 8,900 | 16,000 | ||
| Nitzschia frustulum | 14,000 | 5,200 | 4,400 | 55,000 | 16,000 | 25,000 |
| Nitzschia frustulum perminuta | 7,600 | 4,400 | 1,200 | 19,000 | 21,000 | 49,000 |
| Nitzschia frustulum subsalina | 1,900 | 490 | 930 | 8,500 | 8,900 | 8,200 |
| Nitzschia kuetzingiana | 380 | 490 | 13,000 | 5,900 | ||
| Nitzschia linearis tenuis | 250 | 470 | 18,000 | |||
| Nitzschia palea | 1,500 | |||||
| Nitzschia pura | 1,500 | |||||
| Nitzschia recta | 740 | |||||
| Nitzschia romana | 250 | 1,500 | ||||
| Nitzschia sinuata tabellaria | 760 | |||||
| Nitzschia sociabilis | 4,100 | |||||
| Nitzschia tropica | 1,500 | 4,300 | ||||
| Rhopalodiaceae | ||||||
| Epithemia adnata | 8,500 | |||||
| Epithemia sorex | 760 | 230 | 110,000 | 2,900 | 29,000 | |
| Epithemia turgida | 1,500 | 15,000 | ||||
| Rhopalodia gibba | 380 | 6,400 | ||||
| Rhopalodia gibba ventricosa | 2,100 | |||||
| CHLOROPHYTA | ||||||
| Undetermined sp. | 4,200 | |||||
| Chlorophyceae | ||||||
| Chlorococcales | ||||||
| Oocystaceae | ||||||
| Ankistrodesmus falcatus | 4,200 | 6,600 | ||||
| Scenedesmaceae | ||||||
| Scenedesmus ecornis | 880 | |||||
| Scenedesmus quadricauda | 8,800 | |||||
| Chaetophorales | ||||||
| Chaetophoraceae | ||||||
| Schizomeris leibleinii | 79,000 | |||||
| Stigeoclonium lubricum | 200,000 | |||||
| Charophyceae | ||||||
| Zygnemateles | ||||||
| Desmidiaceae | ||||||
| Cosmarium subcrenatum | 670 |