1. The local marine reservoir effect at Kalba (UAE) between the Neolithic and Bronze Age: An indicator of sea level and climate changes
- Author
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Matthias Hinderer, Hans-Peter Uerpmann, Carl Phillips, Eisa Yousif, Sabah Abboud Jasim, Susanne Lindauer, Axel Steinhof, and Guaciara M. Santos
- Subjects
010506 paleontology ,060102 archaeology ,biology ,Ecology ,Stratigraphy ,Species diversity ,Geology ,06 humanities and the arts ,biology.organism_classification ,01 natural sciences ,Bronze Age ,Terebralia palustris ,Earth and Planetary Sciences (miscellaneous) ,Anadara ,0601 history and archaeology ,Mangrove ,Sea level ,Holocene ,Terebralia ,0105 earth and related environmental sciences - Abstract
We investigate the local marine reservoir effect at Kalba, United Arab Emirates (UAE), between the Neolithic and Bronze Age with respect to possible changes through time and mollusk species diversity. Two distinctive species living in close proximity to the mangrove of Khor Kalba provide insights into ocean circulation patterns in this coastal environment. The species selected are the bivalve Anadara uropigimelana, and the gastropod Terebralia palustris. They have been an important local food resource for humans since at least the Neolithic. Our results show that for the Neolithic and Bronze Age, the reservoir effects ΔR are quite different for the species selected. For Anadara spp. the ΔR decreases from 576 ± 90 to 112 ± 44 years, while for Terebralia spp. the reduction ranges from 389 ± 66 to −19 ± 36 years. These results are coeval with other multi-proxies (stalagmite records and sea level changes) for the middle Holocene, and suggest that the main cause of the decreasing reservoir effect is a changing – in this case declining - sea level and an increasingly drier climate.
- Published
- 2017