The Sun says the Spanish giants want a centre-back who fits their style of building attacks from the back.
Barca know Carles Puyol, 34, and Eric Abidal, 33, are coming to the end of their glittering careers.
Vermaelen, 27, is well thought of at the Nou Camp and the Spaniards believe a bid of £15million would test the Gunners’ resolve.
Is it time for Vermaelen to move on? Would he be a good Barcelona signing? Give us your shout below...