It sits in the landscape as a classified monument, formally acknowledged but not yet fully described, which places it in a peculiar category of known unknowns that peppers the Irish archaeological record.

An enclosure, in the archaeological sense, is a broad term covering anything from a prehistoric ringfort, a roughly circular earthwork that once defined a farmstead, to a medieval ecclesiastical boundary or a field system of uncertain date. Without further documentation currently available, it is not possible to say with confidence which type this represents, how large it is, or what period it belongs to. What can be said is that the townland of Rossbeg sits in a part of Mayo with considerable archaeological depth, a county whose boglands and coastal margins have preserved evidence of human activity stretching back thousands of years. The enclosure's presence on the monuments record means it was identified and deemed significant enough to log, even if the fuller story attached to it has yet to be made widely accessible.