In the immediate aftermath of the EU Referendum vote last June there was an increase in support for independence, which ebbed away later in the year. 48 per cent said they supported full membership of the European Union, with 27 per cent believing Scotland should have full access to the single market but without being a full member of the EU.
A SECOND independence referendum in Scotland is now "inevitable" and it's now a question of when to hold it, a minister has said.
He also agreed with Ms Sturgeon that autumn 2018 "might make sense".
An Ipsos MORI survey for STV news found 50 per cent backing for separation and 50 per cent for the Union among those certain to vote in a second referendum.
She said that was "not ruling anything out" regarding autumn 2018 as a possible date.
Scottish Labour leader Kezia Dugdale also criticized Sturgeon, saying the first minister's comments are creating division and that she would do better by "ruling out" another independence referendum altogether.
"If Scotland decides to proceed with the second referendum to quit the United Kingdom, there would certainly be another fundamental downshift in the pound's value, both against the U.S. dollar and the euro".
"Too much of the way in which the campaign was fought allowed to be characterised as a contest between governments in Holyrood and Westminster". There are huge risks for them in denying it, but ministers in London certainly would not grant a vote at the time of the SNP's choosing without a fight.
Overall, Britain voted by a margin of 52 to 48 percent a year ago to quit the 28-nation bloc " but voters in Scotland voted by 62 percent to 38 percent to stay in.
But speaking to BBC Radio Scotland, Defense Minister Michael Fallon said there is "no need" for a second referendum after the "clear cut result" of the first one back in 2014.
"Continued discussion around a second referendum is a distraction".
May told the Scottish Conservative Party that the SNP were "obsessed with its own priority of independence" over its responsibilities for public services.
"She knows that a referendum would inflict further damage on Scotland's economy".
Davidson added: "It is deeply irresponsible for the First Minister of Scotland to cast this cloud of uncertainty over our future".
Mrs Sturgeon has repeatedly claimed time is running out for the UK Government to present a Brexit deal which would let Scotland stay within the single market, even if the rest of the country leaves.