Ombrotrophic peat

Thick organic (>40cm) layer
Rain-fed
pH <4

Photograph of an ombrotrophic peat soil profile in a peatland landscape. The soil profile shows deep dark peat layers beneath surface vegetation, with visible organic horizons and a brown band across the upper section. A measuring scale is positioned vertically along the left side of the soil pit.

Located in lowland (raised bog) or upland (blanket bog) areas

Map of Ireland titled “Ombrotrophic Peat Soils.” Yellow shaded areas indicate the distribution of upland and lowland peat soils, concentrated mainly in the west, northwest, and upland regions of the country. County boundaries are outlined in grey, and the legend distinguishes lowland peat and upland peat using different yellow tones.