| Fragilaria virescens Ralfs |
Pechora River, Russia (PEC) |
0.29 |
1.95 |
6.67 |
| Fragilaria virescens var. exigua Grunow |
Pechora River, Russia (PEC) |
1.08 |
9.94 |
40.44 |
| Frustulia rhomboides (Ehrenberg) De Toni |
Pechora River, Russia (PEC) |
0.60 |
1.96 |
3.83 |
| Frustulia rhomboides var. saxonica (Rabenhorst) deToni |
Pechora River, Russia (PEC) |
0.29 |
0.70 |
1.19 |
| Gomphonema acuminatum Ehrenberg |
Pechora River, Russia (PEC) |
0.29 |
0.87 |
1.45 |
| Gomphonema angustatum (Kützing) Rabenhorst 1864 |
Pechora River, Russia (PEC) |
0.29 |
0.68 |
1.16 |
| Gomphonema gracile Ehrenberg emend Van Heurck |
Pechora River, Russia (PEC) |
0.27 |
0.75 |
3.15 |
| Navicula absoluta Hustedt |
Pechora River, Russia (PEC) |
0.26 |
0.81 |
1.89 |
| Navicula agrestis Hustedt |
Pechora River, Russia (PEC) |
0.26 |
0.57 |
1.38 |
| Navicula begeri Krasske 1932 |
Pechora River, Russia (PEC) |
10.71 |
10.71 |
10.71 |
| Navicula bryophila Petersen |
Pechora River, Russia (PEC) |
1.80 |
1.80 |
1.80 |
| Navicula cf. absoluta LEN-PEC-TAI CDD |
Pechora River, Russia (PEC) |
0.30 |
1.18 |
2.62 |
| Navicula cf. cocconeiformis CDD |
Pechora River, Russia (PEC) |
0.29 |
0.70 |
1.13 |
| Navicula cf. seminulum LEN-PEC-TAI CDD |
Pechora River, Russia (PEC) |
2.10 |
2.10 |
2.10 |
| Navicula cocconeiformis Gregory ex Greville |
Pechora River, Russia (PEC) |
0.32 |
0.81 |
1.18 |
| Navicula cryptocephala Kützing |
Pechora River, Russia (PEC) |
0.29 |
0.81 |
1.74 |
| Navicula cryptonella |
Pechora River, Russia (PEC) |
0.28 |
0.56 |
1.26 |
| Navicula digitulus Hustedt |
Pechora River, Russia (PEC) |
0.27 |
1.11 |
3.60 |
| Navicula disjuncta Hustedt |
Pechora River, Russia (PEC) |
0.26 |
1.07 |
2.87 |
| Navicula gregaria Donkin |
Pechora River, Russia (PEC) |
1.20 |
1.20 |
1.20 |
| Navicula laevissima Kützing |
Pechora River, Russia (PEC) |
0.28 |
0.93 |
2.62 |
| Navicula medioconvexa Hustedt |
Pechora River, Russia (PEC) |
1.44 |
1.44 |
1.44 |
| Navicula mediocris Krasske |
Pechora River, Russia (PEC) |
0.30 |
0.98 |
1.59 |
| Navicula minuscula Grunow |
Pechora River, Russia (PEC) |
0.57 |
2.25 |
7.87 |
| Navicula pseudoscutiformis Hustedt |
Pechora River, Russia (PEC) |
0.28 |
0.89 |
2.30 |
| Navicula pseudoventralis Hustedt |
Pechora River, Russia (PEC) |
0.59 |
0.77 |
1.22 |
| Navicula pupula Kützing |
Pechora River, Russia (PEC) |
0.30 |
0.96 |
3.78 |
| Navicula pupula var. mutata (Krasske) Hustedt |
Pechora River, Russia (PEC) |
0.30 |
0.59 |
1.16 |
| Navicula rhynchocephala Kützing |
Pechora River, Russia (PEC) |
1.48 |
1.48 |
1.48 |
| Navicula schmassmannii Hustedt 1943 |
Pechora River, Russia (PEC) |
0.29 |
1.04 |
1.66 |
/
