Countryfile

BBC1, 7pm

In Northamptonshire’s Nene Valley Tom Heap discovers how a farmer fighting flooding now embraces wetland wildlife to make his land pay, and joins a project that has unearthed evidence of riverside residents dating from Neolithic times. Meanwhile, Adam Henson is hoping for good news from his ewes as he finds how many are in lamb, and Charlotte Smith looks at the effects of Brexit on the UK’s fishing industry.