E.CHRIST. · CRANNOG

Crannog

Fermanagh, Northern Ireland
NISMR MonID 10549
Period
E.CHRIST.
Site type
CRANNOG
Nation
Northern Ireland
The designation
Reference
NISMR MonID 10549
Authority
DfC Northern Ireland (NISMR)
Grid reference
H0980037160
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © DfC Northern Ireland (NISMR)

Overview

History & significance

This crannog is a fortified settlement constructed on an artificial island in one of Fermanagh's waterlogged lowlands. Built during the early Christian period, crannogs of this type served as defended homesteads for local families or minor lords, their island locations offering protection from raids and providing control over fishing and water routes. The settlement would have consisted of timber structures clustered on a platform of stones and wood, surrounded by water that acted as a natural moat.

The monument rests upon bedrock of the Tyrone Group, a sequence of Visean limestone, mudstone, sandstone and siltstone deposited during the Carboniferous period. This underlying geology, interspersed with coal and chert, contributed to the character of Fermanagh's landscape of lakes and waterlogged ground—precisely the environment in which crannog builders chose to settle. Such locations were far from marginal; they were strategically advantageous positions within the early medieval economy of northern Ireland.

The crannog is protected as a scheduled monument by the Historic Environment Division under reference 10549. Although now largely submerged or visible only as a low island or underwater formation, such sites preserve rare evidence of early Christian domestic life, construction techniques and settlement patterns. Archaeological investigation of crannogs elsewhere has revealed pottery, metalwork, tools and organic remains including wood, providing insight into daily life during the early medieval centuries.

Crannog is a scheduled monument protected by Department for Communities NI under reference 10549. View the official record →

About this monument

Questions & answers

What is Crannog?

This crannog is a fortified settlement constructed on an artificial island in one of Fermanagh's waterlogged lowlands. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 10549.

What period does Crannog date from?

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.

Who is responsible for protecting Crannog?

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 10549.

What other scheduled monuments are near Crannog?

Several scheduled monuments lie within 10 km, including Cup-marked stone (1.7 km), Dual court tomb (1.9 km), Early christian monastic site, medieval church & graveyard (2.8 km).

Unlimited access

Everything a full report reveals about Crannog

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:

Overview
An interactive map of the location with every monument and battle plotted, and a plain-language history built only from what the record holds.
Monuments
The legally protected scheduled monuments around the location, each with its period, type and significance.
Battlefields
The battles and sieges fought on this ground, mapped and set on a timeline of the wider conflict.
Roman World
Ireland was never conquered by Rome, so this traces the island's Iron Age kingdoms and its contact with the Roman world.
Historic Records
The 19th-century records of this place: valuations, Ordnance Survey memoirs and topographical accounts.
Civil War
The Civil War fighting, garrisons and recorded militaria in this area, woven into the arc of 1642 to 1651.
Geology
The bedrock beneath the site, its age and rock type, reaching back hundreds of millions of years.
Local Names
What the street and field names around here actually mean, and the history buried inside them.
Historical Maps
Ordnance Survey maps from the 1800s, layered over the location as it stands today.
Literature
The books, county histories, charters and archives that mention this place, quoted with their sources.
Legal
The protected sites nearby and the metal-detecting, access and treasure laws that apply to this ground.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Target Zones
For detectorists: the most promising ground to search nearby, ranked by confidence, with what to expect.
Timeline
The whole story of the location told era by era, from prehistory to the present day.
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Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.

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The ground beneath

The bedrock under Crannog

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.