Table 1.
Location of seagrass meadow sampling sites.
Table 2.
Estimates of seagrass area in various region of Australia.
Table 3.
Published sediment accumulation rates (by depth) for Australian coastal marine ecosystems and P. oceanica from the Mediterranean Sea.
Figure 1.
Organic carbon stocks (Mean ±SD) in the top 25 cm of sediment cores from different Australian seagrass meadows.
Shared letters above the bars indicate no significant difference (p>0.05) among habitats.
Table 4.
Sediment characteristics of Australian seagrass habitats and Posidonia oceanica.
Figure 2.
Profiles of organic carbon stocks in the top 25 cm of cores from different Australian seagrass meadows.
All data are means ± std error.
Figure 3.
Carbon stocks in sediments of seagrass meadows occurring at different water depths: A) comparison of sub-tidal habitats (5 m vs 10 m depth); and B) comparison of inter-tidal and sub-tidal habitats.
Table 5.
Results of statistical testing (2-way ANOVA) for significant effects of Species and Habitat (Deep v Shallow (A) or Tidal v Inter-tidal (B)) on the Corg storage in the top 25 cm of seagrass sediments.
Table 6.
Carbon storage in the top 25 cm of Australian seagrass ecosystems and those that would be estimated by applying the carbon storage values of P. oceanica to the same area of seagrass.
Table 7.
Estimated annual carbon accumulation rates of Australia’s seagrass habitats.
Table 8.
Estimated annual Corg stocks in soils of different ecosystems.