Site | Rank | Inside Reef | Outside Reef | ||
---|---|---|---|---|---|
Species | Mean density ± SD | Mean density ± SD | |||
Saint-Germain-sur-Ay | 16a–3.9b | 21a–7.9b | |||
1 | Sabellaria alveolata | 22.90 ± 15.62 | Gibbula umbilicalis | 11.00 ± 11.87 | |
2 | Gibbula umbilicalis | 3.50 ± 3.31 | Boccardia polybranchia | 10.90 ± 27.62 | |
3 | Gibbula pennanti | 1.10 ± 1.66 | Gibbula cineraria | 6.90 ± 6.21 | |
4 | Gibbula cineraria | 0.30 ± 0.67 | Patella ulyssiponensis | 4.70 ± 3.33 | |
5 | Mytilus edulis | 0.20 ± 0.63 | Patella vulgata | 4.50 ± 5.04 | |
Blainville-sur-Mer | 11a–3.7b | 18a–5.3b | |||
1 | Sabellaria alveolata | 43.40 ± 24.36 | Gibbula pennanti | 8.50 ± 11.31 | |
2 | Gibbula umbilicalis | 7.80 ± 7.39 | Gibbula umbilicalis | 5.70 ± 7.04 | |
3 | Gibbula pennanti | 1.70 ± 3.68 | Gibbula cineraria | 5.50 ± 12.34 | |
4 | Gibbula cineraria | 0.70 ± 2.21 | Patella ulyssiponensis | 3.40 ± 3.37 | |
5 | Nassarius reticulatus | 0.60 ± 0.84 | Patella vulgata | 3.40 ± 3.50 | |
Champeaux | 7a–3.3b | 15a–4.4b | |||
1 | Sabellaria alveolata | 99.00 ± 58.93 | Spisula solida | 6.38 ± 2.97 | |
2 | Sphaeroma spp | 55.20 ± 42.54 | Macoma balthica | 6.13 ± 5.57 | |
3 | Golfingia vulgaris | 1.10 ± 1.97 | Sphaeroma spp | 2.75 ± 3.81 | |
4 | Mytilus edulis | 0.60 ± 0.97 | Venerupis philippinarum | 1.25 ± 1.39 | |
5 | Carcinus maenas | 0.30 ± 0.48 | Crepidula fornicata | 0.75 ± 2.12 |