Despite plans to deal with long queues at Holyhead Port, Stena Line is seeing half the usual number of lorries, with 60% fewer at Fishguard.
Nerys Edwards lost thousands of pounds worth of shellfish earlier this month after delays at the French border. She says the process needs to be simpler.
The Welsh Barometer Poll for ITV Wales asked people would vote in a referendum on rejoining the EU. It also asked how they'd vote on Welsh independence.