Environment Secretary George Eustice answered an urgent question in the House of Commons about the EU s restrictions on the trade in live bivalve molluscs.
BBC News
By Sarah Dickins
image captionShellfish from Grade B waters must be cleaned and purified before being sent to Europe
Many cockles and mussels producers in Wales have been told they cannot continue exporting to the EU because the water quality is not good enough.
Most Welsh waters are Grade B which means shellfish have to be cleaned and purified before being sent to Europe.
But there are not enough facilities in the UK - and pre-Brexit, produce was sent to the EU to be purified and then delivered around the mainland.
Wales environment minister wants an urgent meeting with the UK Government.