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Table 1 Oocyte development stages and numbers of oocytes in gonads of five Acartia clausi females preserved for light microscopy immediately after spawning

From: Gonad morphology, oocyte development and spawning cycle of the calanoid copepod Acartia clausi

Female

OS 1

OS 2

OS 3

OS 4

Early

Advanced

Late

1

+++

+++

6

4

0

0

2

+++

+++

8

7

0

4

3

+++

+++

7

3

2

4

4

++

++

7

5

0

1

5

+

+

8

6

0

0

  1. Numbers are given for oocytes in stages undergoing final development (OS 3 and 4). Younger oocytes (OS 1 and 2) were not counted but their numbers were roughly estimated: +++ = large number, ++ = average number, + = low number