Table 1.
Effect likelihood ratio tests on embryo mortality until hatching in (a) Coregonus palaea from Lake Geneva and (b) Coregonus albellus from Lake Brienz treated with various concentrations of the synthetic estrogens EE2.
| Factor | χ2 | df | P |
|---|---|---|---|
| (a) C. palaea (Ntotal = 2304) | |||
| Treatment (T) | 3.9 | 3 | 0.27 |
| Dam (D) | 6.9 | 3 | 0.08 |
| Sire (S) | 28.8 | 5 | <0.0001 |
| T × D | 13.3 | 9 | 0.15 |
| T × S | 25.6 | 15 | 0.04 |
| D × S | 25.1 | 15 | 0.05 |
| (b) C. albellus excluding extra controls (Ntotal = 719) | |||
| Treatment | 37.9 | 5 | <0.0001 |
| Dam | 7.3 | 1 | 0.007 |
| Sire | 19.5 | 2 | <0.0001 |
| T × D | 12.6 | 5 | 0.03 |
| T × S | 21.0 | 10 | 0.02 |
| D × S | 0.05 | 2 | 0.98 |
P-values linked to parent × treatment effects are emphasized in bold.