During a field survey in 1988, researchers noted the presence of worked wood in the peatland, timber that showed clear signs of human shaping. The find was recorded, cited in Raftery's 1990 survey work, and then, in effect, left in a kind of archaeological limbo. The evidence, it was judged, did not meet the threshold required to classify the site as the remains of an archaeological monument.

That threshold matters more than it might seem. Peatlands across Ireland have preserved organic materials, including wood, leather, and even human remains, for thousands of years, owing to the cold, acidic, and oxygen-poor conditions that slow decomposition dramatically. Worked wood found in such an environment is not trivial. Shaping timber requires tools, intention, and skill, and the bogs of the Irish midlands have yielded everything from elaborate wooden trackways to dugout boats. What was found at Annaghbeg was apparently too fragmentary or ambiguous to say with confidence whether it represented a structure, a trackway, or something else entirely. The record does not say what was missing, only that it was not enough.

There is something quietly interesting about a place that exists in the archaeological record precisely because it failed to qualify for the archaeological record. The worked wood at Annaghbeg remains noted but unclassified, a detail that resists the tidiness of a definitive story. Whether the peatland still holds further material beneath its surface is not something the available evidence can answer.