No marker, no exposed layer of material, no obvious break in the ground. What was once recorded here is a midden, the term archaeologists use for a deposit of discarded food refuse, most commonly shells, bones, and other domestic waste left by past communities over time. In this case, the evidence was oyster shells, and the absence of anything visible today is itself part of the story.

The site was described in 1938 by a researcher named Coleman, who noted a scatter of numerous oyster shells on the gravel spit roughly one hundred yards east of Ahanesk House. Oyster middens are not unusual along the Cork coastline and its river estuaries; the harvesting and consumption of oysters was a staple activity for communities living close to tidal waters across many centuries, from prehistoric times well into the post-medieval period. What Coleman encountered was a surface scatter rather than an excavated deposit, which means very little could be confirmed about its age or extent at the time. Since then, no visible surface trace has been recorded, suggesting the shells have either dispersed through tidal action and gravel movement or been otherwise obscured. The site sits in a landscape shaped by the constant reworking of estuarine sediments, where evidence can appear and vanish with the seasons.