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| Population |
Total number of sibs |
Proportion of sibs within shoals (mean ±s.e.) | |
|---|---|---|---|
| Within shoals (mean ±s.e.) | Between shoal (mean ±s.e.) | ||
| Paria (low predation) | 1.0132±0.1034 | 6.7368±0.2598 | 0.1309±0.0136 |
| Upper Aripo (low predation) | 0.5739±0.0721 | 5.9130±0.2560 | 0.0799±0.0100 |
| Lower Aripo (high predation) | 0.6869±0.0808 | 4.3030±0.1696 | 0.1359±0.0164 |
| Arouca (high predation) | 0.8081±0.0845 | 3.4747±0.1515 | 0.1908±0.0193 |
