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Showing posts with label flooding. Show all posts
Showing posts with label flooding. Show all posts
Sunday, 12 December 2010
yorkshire river quiz
Labels:
catchment,
environment,
fish pass,
fishing,
flooding,
fly fishing,
grayling,
kettlewell,
land management,
limestone and the dales.,
swale,
trout,
water,
wharfe,
yorkshire,
yorkshire dales
Thursday, 7 January 2010
Winter in the Yorkshire Dales

Winter has hit the dales in a way it hasnt for decades. The riverscapes are surrounded in white that glistens in the low winter sun. Sheep huddle together behind walls waiting for deliveries of food that arrives by tractor which, despite their traction, also slip across the surface. The rivers are running low as all the precipitation is stored in snow and ice, the freezing nights keeping water locked up.
Cars have deep coverings of snow and roads look like gorges as the ploughs scrape them free of snow leaving steep edges on either side. The forecast suggests we have at least two more weeks of this and with drifts already reaching above head height the next days promise impresive sights.

The thaw is held up by the sub zero temperatures dipping to -8 in the dales and colder still the further north one travels. When this huge store of water eventually flows the rivers are set to rise substantially. The worst case scenario for those living in towns downstream of here is a rapid temperature rise coupled with rain. Such conditions will undoubtedly lead to flooding, and misery, for many.
Research into land management suggests that compacted soils and extensive drainage exacerbates flooding by shifting water rapidly from land to river resulting in sharp spikes in the hydrograph. The key to the next few years, as we move towards the prescriptions of the EU Water Framework Directive, is to understand how land management effects water and more importantly identify methods for improving conditions whilst making sure upland farmers do not lose income. This is an exciting time for freshwater ecology as local scale perspectives are stretched to the catchment scale which provides many of the controlling factors on river ecology and quality.
The incredible thing is that the whole country is white, smothered in deep drifts and layers of weeks of snow. Satelite photos from NASA display this strange image of the UK. It looks like not only Yorkshire rivers are at risk. In the meantime the landscape looks fantastic and we all hope the thaw occurs in a slow, steady manner.

Thursday, 8 October 2009
October rain
After a September with little rainfall October 6th finally brought a decent spell of wet. The rivers responded rapidly swelling up and turing peaty auburn for the first time in weeks. By the time it cleared the Wharfe and Ure where racing and gathering pace. After a dry night they began to drop back and it seemed a good time to look for fish jumping. I headed down to Redmire falls armed with camera and a little hope. A Dipper was sat on a rock beneath Apedale beck and a Heron stood in the shallow edges at the far bank. It reluctantly took to the air, slow wingbeats just managing to get it out the water and away. I headed over the limestone 'steps' and down to the first set of falls. Getting my feet wet I found a good place to sit and I waited there, legs dangling against a mossy boulder, for a couple of hours till dusk set in but nothing stirred, not even a noticeable rise in the pool beneath the falls.
On the way home I stopped at Ballowfields to see if any big trout had moved into the stream there. Too high and fast to see anything. It cant be long now before the fish head up this way so I plan to maintain the vigil in the spare time I get. In the meantime plenty of mapping and writing to be getting on with.
On the way home I stopped at Ballowfields to see if any big trout had moved into the stream there. Too high and fast to see anything. It cant be long now before the fish head up this way so I plan to maintain the vigil in the spare time I get. In the meantime plenty of mapping and writing to be getting on with.
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