Table 1 Crassostrea gigas investigated for intestinal copepods with locality (see Fig. 1), date, number, shell length (mean ± standard deviation) prevalence (% of host individuals infected) and intensity (mean ± standard deviation)
From: Alien parasitic copepods in mussels and oysters of the Wadden Sea
Site | Date | Oysters n | Shell length (mm) | Prevalence (%) | Intensity ± SD |
|---|---|---|---|---|---|
1 | May 2008 | 30 | 95.3 ± 28.4 | 0.0 | 0.0 |
2 | August 2007 | 19 | 80.8 ± 26.5 | 0.0 | 0.0 |
2 | August 2008 | 55 | 91.0 ± 21.5 | 0.0 | 0.0 |
4 | May 2008 | 10 | 128.1 ± 20.0 | 0.0 | 0.0 |
5 | May 2008 | 30 | 107.0 ± 24.7 | 0.0 | 0.0 |
6 | August 2008 | 30 | 106.2 ± 22.1 | 10.0 | 1.7 ± 0.6 |