Brexit 'solely responsible' for fishing issues says Karleskind Sign up for now and never miss the top politics stories again SUBSCRIBE When you subscribe we will use the information you provide to send you these newsletters. Sometimes they'll include recommendations for other related newsletters or services we offer. Our Privacy Notice explains more about how we use your data, and your rights. You can unsubscribe at any time. Opposition parties have written to Liz Truss accusing her of refusing to answer questions about post-Brexit trade with Europe at the despatch box on key issues including a ban on the EU of UK shellfish exports. Ms Truss is alleged to have transferred all questions about the topic at a forthcoming session of the Commons on February 25 to other Government departments, the letter claims. The letter said six members from different parties had been informed by the Speaker’s Office that their questions have been transferred to “other Ministers at the request of your department." The correspondence added: "The only three EU-related questions left are one from a Conservative MP, and the final two questions on the order paper, which - as you know - are highly unlikely to be reached." The letter signed by six opposition parties - led by Labour's Shadow Trade Secretary Emily Thornberry, also claims the International Trade Secretary was “shirking responsibility for the failures of your colleagues elsewhere in government”. Opposition parties, including the SNP, Labour, Lib Dems, Plaid Cymru, Green Party and SDLP also accused Ms Truss of having her "head in the sand". It added: "At a time when British exporters are crying out for the government to acknowledge and address the problems they are facing in the wake of Brexit, the secretary of state for international trade simply cannot put their head in the sand and pretend these issues are not their concern.” The parties went on to say to Ms Truss that there was no “logical reason for you to refuse to answer questions about the UK's trading relationships with the EU, let alone inward investment in Northern Ireland." It continues: ”Officials in your department, including those employed in European capitals, are working hard every day to help UK businesses with their trade and investment activity and to resolve their export problems, and the least they all deserve is a secretary of state prepared to answer questions about that work in parliament. "Most extraordinary of all, you are refusing to answer questions about the serious crisis affecting UK shellfish and fish exporters, and about the future of inward investment in Northern Ireland." Trending Drew Hendry MP, the SNP’s International Trade spokesman, said: "Throughout the entire Brexit process the Tory government has shamefully ducked and dodged scrutiny at every opportunity. "Rather than owning up to the Brexit mess they have created, the Tories are now intent on avoiding any accountability for their Brexit plans, which has de