Each stake is about a metre tall and barely three centimetres across, and each one bears clear marks of having been worked by hand. That detail, modest as it sounds, is what lifts this feature out of the ordinary. Someone shaped these stakes deliberately, drove them into the ground at the lake's edge, and left them there. What they were for, nobody now knows for certain.

The row was recorded in 1992 as part of a survey carried out by the Irish Archaeological Wetland Unit, a body that systematically documented ancient monuments in and around Irish lakes and bogs during the late twentieth century. Wetland environments are unusual in archaeology because waterlogged, oxygen-poor conditions can preserve organic materials, including wood, that would long since have rotted away on dry land. The survey results were published by Jennings in 1995. Post rows of this kind appear in various Irish wetland contexts and are sometimes interpreted as fish traps, causeways, or boundary markers, though without further excavation or dating evidence, such explanations remain speculative. The irregular spacing of these particular stakes makes a neat structural function harder to argue for, which only deepens the uncertainty surrounding them.