The sixth fence in all races will be omitted at Sedgefield in County Durham on May 14th because of nesting ducks.
The British Horseracing Authority listings state: 'Fence 6 (Roadside) will also be omitted in all Chases due to ducks nesting.'
More top news
Emma Jesson brings you Saturday night's forecast
Think-tank IPPR North has suggested a so-called Northern Brexit Negotiating Committee to advise the Government on Brexit
As October starts are we seeing more autumnal weather?