Environment Agency staff across the region have been staging a crackdown on illegal fishing.
To mark the start of the new season they organised a river blitz to check if people had the correct licences to fish.
They focused on rivers in Cambridgeshire, Northamptonshire, Lincolnshire and Norfolk.
They were also joined by the police during the patrols in Cambridgeshire and Northamptonshire.
The officers checked 285 people for licences and found that 268 (94 per cent) had renewed in time for the new season.
The 17 who did not have the £27 annual licence were given Offence Report Forms.
When it comes to fishing John Wilson is probably the David Beckham of the sport.
For twenty years, he's been everywhere. In print, on radio and TV, but now he's set to trade in the lakes and rivers of Norfolk for his future home in Thailand. ITV News Anglia's Kate Prout reports.
It's been reported all of the fishing fleet based in Lowestoft in Suffolk is now foreign owned. The survey, by Greenpeace, says there are eight fishing vessels based in the town at the moment. It also says 57% of the fishing capacity in Britain is now foreign owned.
Servicemen and women are being offered the chance to spend a day fishing in Northamptonshire.
Fishing for Forces day will take place at Ravensthorpe Reservoir on 11th September.
Organisers say the therapeutic qualities of fishing can help veterans from all conflicts benefit from rest and relaxation.
Anglers are being warned that the Environment Agency is launching a crack-down against people fishing without a licence.
Fisheries Enforcement Officers will be checking waterways in Bedfordshire, Cambridgeshire and West Norfolk to make sure those enjoying the sport are licensed.