The government published legal advice on the Salmond judicial review on Tuesday.
MPs were told that some fishing firms are looking at relocating parts of their operation to the European Union.
Some campaigning will be allowed to restart in line with public health guidelines.
James Wolffe was questioned by MSPs on the Alex Salmond inquiry.
The First Minister also revealed that the next phase of school returns will go ahead as scheduled on March 15.
According to NHS boards across Scotland, 784 people are currently in hospital with confirmed or suspected Covid-19.
Health service workers said they were considering unprecedented industrial action.
The deputy first minister argued there were ‘good public policy grounds’ for apparently overriding the concerns about the probe.
Opposition parties have signalled they would support a no-confidence motion in the Deputy First Minister.
Ian Blackford said he fears 'more of the same' from the Chancellor after a decade of austerity under Conservative governments.
James Wolffe QC has been recalled to give more evidence to the committee.
The chancellor is expected to commit £27m for the Aberdeen Energy Transition Zone.
Amy Callaghan underwent two life-saving surgeries after she was taken to hospital on June 10 last year.
Green ports are Scottish ministers' concept for enterprise areas which will offer tax and customs exemptions.
The 'key' legal advice that underpinned the Scottish Government’s defence of the judicial review taken by Alex Salmond will be released on Tuesday.
The Deputy First Minister could face his second no-confidence vote in less than a year.
MSPs have been told Brexit has left the police force with 'suboptimal measures' in place for dealing with crime across the continent.
Health secretary Jeane Freeman marked one year since the first confirmed case of coronavirus in Scotland.
As of 8.30am on Sunday, 1,593,695 people have received their first dose of a coronavirus vaccine.
Party says action will be taken unless Swinney agrees to release government's legal advice over Alex Salmond's judicial review.