Table 1.
Mean seagrass shoot densities, biomass and productivity across Cockburn/Warnbro Sound.
| Site | Shoot density (shoots m−2) | Leaf biomass (g m−2) | Rhizome biomass (g m−2) | Root biomass (g m−2) | Productivity (mg sh day−1) |
|---|---|---|---|---|---|
| GI 2 m | 2050 (317) | 241.3 (32.0) | 263.5 (60.2) | 182.3 (27.4) | 1.03 (0.05) |
| GI 3 m | 1042 (102) | 88.9 (24.8) | 145.6 (41.7) | 49.8 (10.8) | 1.37 (0.07) |
| GI 5 m | 1450 (156) | 188.0 (19.1) | 300.4 (88.0) | 102.8 (19.6) | 1.43 (0.06) |
| GI 7 m | 858 (245) | 104.7 (20.1) | 130.8 (48.3) | 36.8 (14.4) | 1.22 (0.09) |
| EB 2 m | 1042 (158) | 94.2 (10.2) | 172.8 (41.8) | 24.6 (9.8) | 1.30 (0.09) |
| EB 7 m | 1425 (300) | 133.9 (34.3) | 267.0 (46.0) | 63.5 (33.7) | 1.05 (0.06) |
| EB 5 m | 1567 (82) | 162.5 (13.5) | 202.5 (54.2) | 72.6 (23.7) | 1.03 (0.04) |
| EB 3 m | 1758 (1000) | 154.5 (90.5) | 226.3 (32.1) | 84.7 (57.8) | 1.07 (0.05) |
| WS 2 m | 1308 (188) | 58.0 (13.2) | 321.7 (84.0) | 72.9 (25.6) | 1.16 (0.05) |
| WS 3 m | 300 (66) | 24.7 (9.1) | 17.3 (6.9) | 1.2 (0.8) | 1.48 (0.11) |
| WS 5 m | 1100 (292) | 105.8 (36.8) | 168.5 (42.4) | 67.2 (17.2) | 0.84 (0.05) |
| WS 7 m | 658 (129) | 89.9 (12.3) | 120.7 (62.1) | 40.0 (9.7) | 1.10 (0.05) |
GI = Garden Island, WS = Warnbro Sound. Means are calculated from three replicates, with standard errors provided in brackets.