During a field survey in 1988, pieces of worked wood turned up in the peatland, cut or shaped by human hands, preserved by the airless, acidic conditions that make bogland one of the more reliable archives of ancient material. Peat bogs accumulate over thousands of years and routinely hold onto organic material that would decay quickly in ordinary soil, which is precisely why they attract archaeological attention in the first place.

The find was noted by the archaeologist B. Raftery and published in 1990, but the evidence was judged too thin to confirm that what lay in the bog was the remains of any particular structure or monument. Worked wood is suggestive, not conclusive. It might indicate a trackway, a platform, a fence line, or something altogether more modest, but without further corroborating evidence, no stronger claim could be made. The Irish Archaeological Wetland Unit, which operated out of University College Dublin and conducted extensive survey work across Irish bogs in the late twentieth century, recorded the site as part of that broader effort to map what the peatlands contained before drainage and cutting removed it entirely.

What remains at Annaghbeg is less a site than a question mark. The wood existed. Someone shaped it. Beyond that, the record goes quiet.