Taxa
23 June
15 July
4 August
19 August
11 September
Cladocerans
avg
avg
avg
avg
avg
Alona spp.
5
28
40
8
24
Bosmina longirostris
455
30
2850
2220
400
Camptocercus rectirostris
45
0
0
3
0
Ceriodaphnia reticulata
95
16
120
65
80
Chydorus sphaericus
50
8
20
25
30
Daphnia dubia
0
413
75
205
185
D. galeata
0
4
3
0
48
D. pulex
275
3
0
0
0
Diaphanosoma brachyuurum
95
103
160
280
343
Ilyocryptus spinifer
0
3
0
0
5
Macrothrix laticornis
3
0
3
3
0
Pleuroxus denticulatus
0
0
0
3
3
P. procurvatus
3
8
0
0
0
Polyphemus pediculus
0
0
5
10
0
Scapholeberis mucronata
60
1
115
18
10
Sida crystallina
0
0
0
0
7
Simocephalus serrulatus
10
23
5
13
4
Copepods
Cyclopoid copepodid
940
513
75
2190
263
Nauplii
2010
879
1220
640
7245
Acanthacyclops vernalis
70
0
0
0
25
Eucyclops agilis
40
5
3
0
15
Mesocyclops edax
740
895
30
1360
90
Skistodiaptomus oregonensis
200
275
80
815
2015
Tropocyclops prasinus
210
48
8
100
73
Rotifers
Aneuropsis fissa
8
0
130
0
0
Asplanchna sp.
23
24
40
190
330
Brachionus angularis
240
0
710
60
0
B. calcifloris
15
0
0
0
0
B. quadridentatus
5
0
0
0
0
Colurella sp.
0
6
10
0
0
Conochilus sp.
330
83
5
890
915
Dipleuchlanis sp.
0
0
0
0
45
Euchlanis triquetra
150
18
15
15
15
Hexarthra mira
0
26
0
20
15
Kelicottia bostonensis
0
0
10
0
0
Keratella cochlearis
53
18
70
60
1380
Lecane flexilis
0
13
10
0
8
L. leontina
0
6
15
15
15
L. luna
0
0
25
0
23
L. tudicola
15
8
10
5
0
L.ungulata
0
0
20
5
0
Lepadella cristata
0
0
5
0
0
L. ovalis
0
6
0
0
0
L. patella
8
0
5
10
0
Macrochaetus sp.
8
6
30
20
0
Monomotta sp.
0
3
5
0
15
Monostyla bulla
8
11
10
0
15
M. closterocerca
8
0
10
10
8
M. cornuta
23
8
10
5
75
M. lunaris
8
11
20
0
15
M. quadridentatus
23
11
110
15
15
Mytilinia ventralis
8
8
5
10
15
Notholca laurentiaea
0
8
10
0
0
Ploesoma hudsonii
8
6
35
35
0
Polyarthra major
38
46
20
10
4905
P. vulgaris
480
90
130
270
1935
Platyias patulus
30
46
90
60
8
P. quadricornis
15
0
0
0
0
Pomphlox sulcata
0
11
70
0
330
Squatinella sp.
15
3
0
10
0
Testudinella patina
15
8
25
0
23
Trichocerca bicristata
8
0
0
0
0
T. cylindrica
0
10
20
5
0
T. porcellus
15
3
0
0
0
T. pusilla
8
0
0
0
0
T. rattus
0
6
0
0
0
T. similis
30
16
90
60
15
Trichotria tetractis
0
3
5
0
30
Unknown rotifer
0
0
5
10
15