There are approximately thirteen of them, each made from brushwood no wider than four to six centimetres across, arranged in a line running roughly east-northeast to south-southwest, with around 4.6 metres of the row exposed. Vertical, deliberate, and preserved by the anaerobic conditions of the surrounding peat, they represent one of those quiet archaeological puzzles that bogs occasionally surface without much ceremony.

Peatlands are extraordinary archives. The acidic, oxygen-poor environment suppresses the microbes that would ordinarily break down organic material, which is why wooden structures, textiles, and even human remains can survive for centuries or millennia within them. A post row of this kind, driven vertically into boggy ground, could have served any number of purposes: a boundary marker, a walkway edge, a fish trap aligned with a former water channel, or a structure related to the management of wetland resources. Without associated dating evidence or excavation, it is not possible to assign it a period with any confidence, but such features have parallels across Irish bogland sites ranging from the Bronze Age through to the early medieval period. The brushwood construction, using thin flexible stems rather than hewn timber, is itself a practical choice in a landscape where large straight wood was not always readily available and where lighter materials could be driven into soft ground more easily.