A large shell midden was used as the base under the early Colonial fort.
Some shell middens are directly associated with villages, as a designated village dump site.
Because of their reliance on shellfish, they accumulated large shell middens during this period.
Close by and along the shoreline are extensive shell middens.
They have been used for food by Native Americans, and are found in shell middens.
Evidence of this village, in the form of a shell midden, can be seen near the park ranger's building.
At present, the shell midden is divided into four parts.
A large shell midden showed that Native Americans used the site.
The collective graves are placed in shell middens without any particular order.
The site consists of a shell midden and is 2,000 feet long by 300 feet wide.
