The UK’s Environment Secretary, George Eustice, reported that British firms exporting their fish out of the country will experience some friction after the post-Brexit transmission period.
Specifically, the Environment Secretary stated that companies may need to fill in health and catch certificates when selling into the EU’s market, yet he supported that the UK has a ‘strong hand’ over access to its fishing waters in a deal with the EU.
The UK asks for access to its fishing waters for EU vessels...
https://safety4sea.com/uk-possibility-of-fishermen-facing-trading-friction-with-eu/