The centre’s president, Mohamed Yangui, said the bloodbath occurred in the men’s section
First pictures of blood soaked floors and walls tell of the untold horror that unfolded when worshippers were gunned down by a masked shooter as they went to pray.
Pools of blood can be seen dropping down staircases, while bullet holes have ripped through doors.
Red stains the walls, and piles of shoes have been abandoned in the main hall.
Six men, aged between 39 and 60, were massacred and eight more were seriously injured at the Quebec City Islamic Cultural Centre, in Canada, in the shoot-out on Sunday evening.
Deadly shooting at a Quebec Mosque
Mon, January 30, 2017
Six people were killed after gunmen opened fire in a Quebec City mosque during evening prayers, police said.
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An ambulance is parked at the scene of a fatal shooting at the Quebec Islamic Cultural Centre in Quebec City
The centre’s president, Mohamed Yangui, said the bloodbath occurred in the men’s section of the mosque.
A further 12 people were less seriously injured and 39 managed to escape unscathed, after police estimate up to 100 people could have been inside.
Canadian Prime Minister Justin Trudeau labelled the macabre act a "terrorist attack".
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Alexandre Bissonette, 27, has been charged with six-counts of first degree murder
French-Canadian Alexandre Bissonette, 27, has been charged with six-counts of first degree murder and five counts of attempted murder following the rampage.
Eyewitnesses claim the gunman shouted ‘Allahu Akbar’ – Arabic for God is great – before the shooting began.
A Canadian source said: “They consider this a lone wolf situation.”
A second man, Mohamed el Khadir, who was initially arrested was revealed to be only a witness.
Police confirmed Bissonette, who is the sole suspect, made a brief court appearance but did not enter a plea.
The student was said to espouse the right-wing anti-immigration views of French far-right candidate Marine Le Pen and US President Donald Trump on his Facebook page.
Six men, aged between 39 and 60, were massacred
The shooting occurred as demonstrations were being held around the world in protest of Mr Trump’s ‘Muslim ban’.
France's President Francois Hollande followed the Canadian leader to express his condolences, saying the tragedy aimed to “attack the spirit and peace of tolerance of the citizens of Quebec."
In response to the rampage security has been tightened at religious buildings up and down the country.
A further 12 people were less seriously injured
And following the horrific killings, vigils were held Quebec City, Montreal and other Canadian cities, showing people rejected extremism and hatred and supported inclusiveness, Quebec Premier Philippe Couillard said.
He added: "I think it's a turning point for Quebec, to see people rallying around values like that.”