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Crannog at Fermanagh is a small artificial island, constructed in a freshwater lake or wetland setting during the early Christian period. The monument represents a distinctive form of settlement found across Ireland and Scotland, where communities built defensive or prestigious dwellings on artificially created platforms. The underlying bedrock of Tyrone Group limestone, mudstone and sandstone would have provided suitable stone materials for construction, whilst the surrounding water offered natural protection and access to aquatic resources.
The site lies on the limestone and siltstone geology characteristic of Fermanagh's landscape, an area particularly rich in early medieval crannogs. These structures typically comprised a timber framework supporting a domestic dwelling, with occupation often spanning several centuries. The artificial island would have been constructed by depositing layers of stone, timber and organic material into shallow water, creating a stable platform isolated from the mainland by water barriers.
The crannog is protected as a scheduled monument by the Historic Environment Division under reference 10588, recognising its archaeological significance as evidence of early Christian settlement patterns and constructive techniques in northern Ireland. Though the visible remains may now be modest, the site retains considerable potential for revealing information about domestic life, material culture and environmental change during the early medieval period through archaeological investigation.
Crannog is a scheduled monument protected by Department for Communities NI under reference 10588. View the official record →
Crannog at Fermanagh is a small artificial island, constructed in a freshwater lake or wetland setting during the early Christian period. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 10588.
Crannog dates from the e.christ. period, and is classified as a crannog. It is one of over 32,000 scheduled monuments protected across the UK.
Crannog is a Scheduled Ancient Monument, legally protected by DfC Northern Ireland (NISMR) — the body responsible for designating and safeguarding heritage sites in Ni. The official designation reference is 10588.
Several scheduled monuments lie within 10 km, including Cashel (2.9 km), Sub-rectangular enclosure (3 km), Cup-&-ring-marked stone (3 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of Crannog's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Crannog stands on Tyrone Group, bedrock that formed in the Visean. The rock here is limestone, mudstone, sandstone and siltstone, with subordinate chert, coal and conglomerate.