Sunny moorland portrait gabions protecting Lancaster-Dunsop Bridge Road from river erosion, Trough Brook, Trough of Bowland


The Marshaw Wyre, a headwater stream of the River Wyre that enters the sea at Fleetwood, is incised into glacial deposits supporting shallow-rooted beech trees and conifers downstream of the exposed moortops where the stream starts. The stream, in dry weather, is reduced to a trickle. It responds rapidly to heavy rain, however. The steep slopes, thin soils and impermeable bedrock of the upland valley give rise to the rapid overland flow of rainwater. The Lancaster-Dunsop Bridge road to the right, although narrow, is an important west-east routeway for local traffic, so is protected from river erosion by the stone wall gabions at strategic locations, as here, where a small bridge carries the road over Trough Brook. A moorland portrait upstream from Trough Bridge, where Trough Brook, flowing from the summit of the Trough of Bowland (behind the camera) joins the Marshaw Wyre. With easy access from the road, the river is well-visited by both tourists and geography students.


Size: 2814px × 4112px
Location: Lancaster-Dunsop Bridge Road, Trough Brook, Marshaw Wyre, Trough of Bowland, Lancashire, UK
Photo credit: © robert harrison / Alamy / Afripics
License: Licensed
Model Released: No

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