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Table 2.
Snail survival on day 30 post-exposure, prevalence of snail infection, shell growth of infected snails, and number of shed cercariae in four groups of Pseudosuccinea columella exposed to Calicophoron daubneyi. Two hundred snails of each group were exposed on day 1.
Snail population and group | Number of surviving snails (%) | Number of infected snails (prevalence %) | Shell growth (mm) of infected snails* | Number of shed cercariae* |
---|---|---|---|---|
Egypt (mm) | ||||
1 | 94 (47.0) | 19 (20.2) | 2.7 ± 1.0 | 8.1 ± 3.1 |
2 | 175 (87.5) | 7 (4.0) | 3.4 ± 1.5 | 14.3 ± 5.3 |
France (mm) | ||||
1 | 67 (33.5) | 9 (13.4) | 3.1 ± 0.8 | 6.5 ± 3.6 |
2 | 148 (74.0) | 4 (2.7) | 4.0 ± 1.8 | 16.3 ± 5.9 |
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