usgs

Table B3. Phytoplankton density and biomass, Granite Springs Reservoir
[Density in cells per liter, biomass in micrograms per liter]

 

Date

8-28-97

8-28-97

7-14-98

7-22-98

8-4-98

8-10-98

8-18-98

9-1-98

9-9-98

9-15-98

9-21-98

3' above bottom

1' below surface

Chlorophyta

                     

Ankistrodesmus density

0

30,000

0

0

0

0

0

0

0

0

0

Ankistrodesmus biomass

0

5.0

0

0

0

0

0

0

0

0

0

Chlorella density

0

0

0

10,000

0

0

0

0

0

0

0

Chlorella biomass

0

0

0

2.7

0

0

0

0

0

0

0

Chlorophyte size 1 density

0

20,000

0

0

0

0

0

0

0

0

0

Chlorophyte size 1 biomass

0

71

0

0

0

0

0

0

0

0

0

Chlorophyte size 2 density

20,000

0

10,000

0

10,000

0

0

500,000

0

0

10,000

Chlorophyte size 2 biomass

18

0

9.0

0

9.0

0

0

450

0

0

9.0

Chlorophyte size 4 density

0

0

0

0

0

0

0

140,000

50,000

0

0

Chlorophyte size 4 biomass

0

0

0

0

0

0

0

25

9.0

0

0

Chlorophyte size 6 density

0

0

0

0

20,000

0

0

0

0

0

0

Chlorophyte size 6 biomass

0

0

0

0

3.0

0

0

0

0

0

0

Didymocystis density

0

0

0

0

0

0

0

0

0

0

10,000

Didymocystis biomass

0

0

0

0

0

0

0

0

0

0

2.3

Eudorina density

0

0

0

0

0

240,000

0

0

0

0

0

Eudorina biomass

0

0

0

0

0

170

0

0

0

0

0

Micractinium density

0

0

0

0

0

0

0

0

0

0

120,000

Micractinium biomass

0

0

0

0

0

0

0

0

0

0

1.7

Oocystis size 1 density

0

0

0

130,000

0

0

0

0

0

0

0

Oocystis size 1 biomass

0

0

0

20

0

0

0

0

0

0

0

Quadrigula density

0

0

0

20,000

0

0

0

0

0

0

0

Quadrigula biomass

0

0

0

15

0

0

0

0

0

0

0

Scenedesmus density

0

0

40,000

0

0

0

0

0

40,000

0

0

Scenedesmus biomass

0

0

12

0

0

0

0

0

12

0

0

Sphaerocystis density

0

0

110,000

59,000

0

0

0

0

0

0

0

Sphaerocystis biomass

0

0

16

8.5

0

0

0

0

0

0

0

Chrysophyta

                   

 

Dinobryon density

0

0

0

0

0

0

0

0

10,000

0

0

Dinobryon biomass

0

0

0

0

0

0

0

0

9.16

0

0

Cryptophyta

                     

Campylomonas reflexa density

0

0

30,000

30,000

20,000

10,000

0

0

0

40,000

20,000

Campylomonas reflexa biomass

0

0

24

24

16

8.0

0

0

0

32

16

Campylomonas rostratiformis density

0

0

0

10,000

0

0

0

0

0

20,000

10,000

Campylomonas rostratiformis biomass

0

0

0

36

0

0

0

0

0

72

36

Cryptophyte size 1 density

0

0

0

0

0

0

0

10,000

0

0

0

Cryptophyte size 1 biomass

0

0

0

0

0

0

0

11

0

0

0

Katablepharis density

0

0

0

0

60,000

130,000

480,000

10,000

0

270,000

160,000

Katablepharis biomass

0

0

0

0

9

20

72

1.5

0

41

24

Plagioselmis density

0

0

0

280,000

120,000

60,000

0

30,000

0

30,000

10,000

Plagioselmis biomass

0

0

0

41

17

8.7

0

4.4

0

4.4

1.5

Cyanophyta

                     

Anabaena density

0

3,830,000

69,127,000

0

0

0

0

40,000

0

120,000

210,000

Anabaena biomass

0

3,300

59,000

0

0

0

0

34

0

100

180

Aphanothece density

0

4,750,000

0

0

0

0

0

0

1,140,000

0

8,000,000

Aphanothece biomass

0

8.1

0

0

0

0

0

0

1.9

0

14

Pseudanabaena density

0

0

0

0

0

0

0

0

0

0

140,000

Pseudanabaena biomass

0

0

0

0

0

0

0

0

0

0

5.9

Bacillariophyta

                     

Asterionella density

0

0

0

0

0

40,000

0

0

0

0

0

Asterionella biomass

0

0

0

0

0

19

0

0

0

0

0

Centrales size 1 density

0

70,000

150,000

0

0

1,270,000

700,000

0

0

410,000

0

Centrales size 1 biomass

0

67

140

0

0

1,200

670

0

0

400

0

Centrales size 2 density

0

0

0

0

0

0

0

0

0

100,000

0

Centrales size 2 biomass

0

0

0

0

0

0

0

0

0

210

0

Centrales size 3 density

0

0

0

30,000

0

0

0

0

0

0

0

Centrales size 3 biomass

0

0

0

410

0

0

0

0

0

0

0

Centrales size 4 density

0

0

0

0

10,000

0

0

0

0

0

450,000

Centrales size 4 biomass

0

0

0

0

60

0

0

0

0

0

2,700

Cyclotella density

0

0

0

1,170,000

0

0

0

790,000

0

0

0

Cyclotella biomass

0

0

0

1,700

0

0

0

1,100

0

0

0

Cymbella density

0

0

0

10,000

0

0

0

0

0

0

0

Cymbella biomass

0

0

0

4.2

0

0

0

0

0

0

0

Fragilaria density

140,000

660,000

630,000

3,030,000

580,000

500,000

80,000

1,230,000

720,000

0

110,000

Fragilaria biomass

200

930

880

4,200

810

700

110

1,700

1,000

0

150

Melosira size 1 density

560,000

50,000

0

0

240,000

120,000

0

0

0

0

260,000

Melosira size 1 biomass

600

53

0

0

260

130

0

0

0

0

280

Melosira size 2 density

0

0

0

0

0

0

0

0

0

50,000

0

Melosira size 2 biomass

0

0

0

0

0

0

0

0

0

2.8

0

Melosira size 3 density

0

0

0

0

0

0

0

0

90,000

0

0

Melosira size 3 biomass

0

0

0

0

0

0

0

0

1,600

0

0

Pennales size 1 density

10,000

0

0

0

0

0

0

0

0

0

0

Pennales size 1 biomass

2.8

0

0

0

0

0

0

0

0

0

0

Pennales size 2 density

110,000

0

0

0

0

0

0

0

0

0

0

Pennales size 2 biomass

140

0

0

0

0

0

0

0

0

0

0

Stephanodiscus density

0

0

0

0

1,360,000

0

0

0

960,000

0

0

Stephanodiscus biomass

0

0

0

0

1,100

0

0

0

800

0

0

Tabellaria density

0

0

0

0

50,000

0

0

0

0

40,000

60,000

Tabellaria biomass

0

0

0

0

140

0

0

0

0

110

170

Pyrrophyta

                     

Ceratium density

0

10,000

0

0

0

0

0

0

0

0

0

Ceratium biomass

0

0.4

0

0

0

0

0

0

0

0

0

Trachelomonas size density

0

0

0

10,000

0

0

10,000

0

0

20,000

0

Trachelomonas size 1 biomass

0

0

0

31

0

0

31

0

0

61

0

Trachelomonas size 2 density

0

0

0

0

0

30,000

0

0

10,000

10,000

10,000

Trachelomonas size 2 biomass

0

0

0

0

0

110

0

0

36

36

36

Colorless Flagellates

                     

Flagellate size 2 density

0

170,000

0

0

0

0

0

0

0

0

0

Flagellate size 2 biomass

0

38

0

0

0

0

0

0

0

0

0

Flagellate size 3 density

0

0

0

50,000

0

0

0

0

60,000

0

0

Flagellate size 3 biomass

0

0

0

5.7

0

0

0

0

6.8

0

0

Flagellate size 5 density

0

0

0

0

0

0

0

0

0

0

10,000

Flagellate size 5 biomass

0

0

0

0

0

0

0

0

0

0

7.0

Ciliates

                     

Ciliate size 1 density

0

0

0

0

0

0

0

0

0

0

10,000

Ciliate size 1 biomass

0

0

0

0

0

0

0

0

0

0

7.0

Ciliate size 3 density

0

0

0

0

0

10,000

0

0

0

0

0

Ciliate size 3 biomass

0

0

0

0

0

82

0

0

0

0

0

Ciliate size 4 density

0

0

0

0

20,000

0

0

10,000

0

10,000

10,000

Ciliate size 4 biomass

0

0

0

0

560

0

0

280

0

280

280

Rotifers

                     

Rotifer size 2 density

0

0

10,000

0

0

0

0

0

0

0

0

Rotifer size 2 biomass

0

0

5,000

0

0

0

0

0

0

0

0

Ameba

                     

Ameba size 1 density

0

0

0

0

0

0

40,000

10,000

0

0

10,000

Ameba size 1 biomass

0

0

0

0

0

0

28

7.0

0

0

7.0

Ameba size 2 density

0

0

0

0

0

0

0

0

0

10,000

0

Ameba size 2 biomass

0

0

0

0

0

0

0

0

0

190

0

Go back to Appendix B