Table 2 The female penis length (FPL) (mm) in female B. areolata during the 6 months of exposure to different nominal TBT concentrations
From: Ultrastructure of oogenesis in imposex females of Babylonia areolata (Caenogastropoda: Buccinidae)
TBT concentrations (ng as Sn/l) | Female penis length (mm) (mean ± SE) | |||||
|---|---|---|---|---|---|---|
Exposure time (months) | ||||||
1 | 2 | 3 | 4 | 5 | 6 | |
0 (control) | 0 | 0 | 0 | 0 | 0 | 0 |
1 | 0 | 0 | 0 | 0 | 0 | 0 |
10 | 0 | 1.7 ± 0.2 | 3.8 ± 0.4 | 3.6 ± 0.8 | 3.4 ± 0.9 | 3.3 ± 0.6 |
50 | 0 | 0 | 3.0 ± 0.4 | 2.7 ± 0.2 | 4.1 ± 0.1 | 2.7 ± 0.2 |
100 | 0 | 2.2 ± 0.2 | 3.3 ± 0.8 | 4.1 ± 0.5 | 3.6 ± 0.9 | 3.3 ± 0.5 |
500 | 0 | 4.2 ± 0.6 | 6.0 ± 0.6 | 5.4 ± 0.5 | 4.8 ± 0.2 | 4.6 ± 0.2 |