Ecological Archives E082-039-A1

Jonathan B. Shurin. 2001. Interactive effects of predation and dispersal on zooplankton communities. Ecology 82:3404-3416.

Appendix A. Taxa and numbers of individuals introduced to each tank in the high-dispersal treatment. The dates at the top of each column indicate the day when the treatment was imposed. Numbers are the average number of individuals introduced based on counts of two replicate inocula from the dispersal treatment.

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



[Back to E082-039]