| 1. | Dozens of species of fish have been found in the middens.
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| 2. | Below the discovered shell midden were a few shells and pottery.
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| 3. | A large shell midden showed that Native Americans used the site.
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| 4. | Even within a midden, many of the pieces will horizontal.
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| 5. | At present, the shell midden is divided into four parts.
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| 6. | Four stratigraphic levels were observed throughout the middens and were documented.
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| 7. | These caves tend to be located next to middens and near villages.
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| 8. | They disposed of the thousands of shells from consumed mussels in middens.
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| 9. | Shell Midden No . 3 is dated to the Middle Jomon period.
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| 10. | This point is also the site of a midden area.
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