Fig. 1. The map of study area. MJ1 and ES11 are located in non-vegetation area and others are located in Scirpus planiculmis (S. planiculmis) vegetation area. The light gray areas are tidal flat and the dark areas are S. planiculmis habitats.
Fig. 2. The vertical profiles of grain-size composition and mean grain size of the sediment cores collected in June, 2018. The arrows indicate control stations which is non-vegetation area.
Fig. 3. The vertical profiles of salinity and pH of sediment cores collected in June and August, 2018.
Fig. 5. The δ13C values of Scirpus planiculmis and sediment cores collected at sampling stations in Eulsuk island in June, 2018.
Fig. 6. The box plot of δ13C in sediment cores and Scirpus planiculmis collected at Eulsuk island in June, 2018 together with marine and estuarine particulate organic matter (POM, ◆) by Shin et al.(2012).
Fig. 4. (a)Annual and summer season(June~September) accumulated precipitation in Busan, (b)Annual and summer season accumulated discharge of Nakdong esturine barrage from 2005 to 2018.
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