8984-R2_NewGloucester_2023-2024_AnnualReport_Web

2024 Sabbathday Lake Water Quality Report

Cryptomonas #

0

29

0

0.0

19.0

0.0

CYANOPHYTA Unicellular and Colonial Forms Aphanocapsa * #

0 0

760

272 544

0.0 0.0

7.6 0.0

2.7 5.4

Microcystis ** #

0

Filamentous Nitrogen Fixers

Filamentous Non-Nitrogen Fixers

EUGLENOPHYTA Trachelomonas PYRRHOPHYTA Ceratium #

0

10

0

0.0

9.5

0.0

5

0

0 0

82.7 20.0

0.0

0.0 0.0

Peridinium #

10

10

20.0

DENSITY (CELLS/ML) SUMMARY BACILLARIOPHYTA Araphid Pennate Diatoms Monoraphid Pennate Diatoms Biraphid Pennate Diatoms Flagellated Chlorophytes Coccoid/Colonial Chlorophytes Filamentous Chlorophytes Centric Diatoms CHLOROPHYTA

209 28.5

47.5

190.4

220.4

52.3 12.4 39.9

46.2 24.5 21.8

19

81.6

13.3

180.5

28.5

108.8

207.1

0 0

0 0

0 0 0 0 0 0 0

0.0 0.0

0.0 0.0

0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8.2 8.2 0.0 0.0 0.0 0.0

76

76

19.0

117.8

0

0

0.0

0.0

76

76

19.0

117.8

0 0

0 0

0.0 0.0

0.0 0.0

Desmids

CHRYSOPHYTA

133 133

152 152

40.8 40.8

134.9 134.9

332.5 332.5

122.4 122.4

Flagellated Classic Chrysophytes

Non-Motile Classic Chrysophytes

0 0 0 0 0 0 0 0 0 0

0 0 0 0

0 0 0 0 0

0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0

0.0 0.0 0.0 0.0 7.6 7.6 0.0 0.0 9.5

Haptophytes

Tribophytes/Eustigmatophytes

Raphidophytes

CRYPTOPHYTA CYANOPHYTA

28.5 760 760

19.0

816 816

Unicellular and Colonial Forms Filamentous Nitrogen Fixers Filamentous Non-Nitrogen Fixers

0

0

0

0 0 0

EUGLENOPHYTA PYRRHOPHYTA

9.5 9.5

14.25 432.25

102.6 476.9

20.0 558.6

TOTAL

1083

1047.2

176.8

DIVERSITY EVENNESS

0.91 0.84

0.52 0.50

0.54 0.78

0.80 0.74

0.62 0.60

0.42 0.59

NUMBER OF TAXA BACILLARIOPHYTA

5

3

2

16

102