The Leeds United linked Ayala is one of seven senior Middlesbrough players who could leave on free transfers next summer.
Boro reportedly wanted to sign Poland international Kamil Grosicki from Championship rivals Hull City over the summer.
Boro have won just two out of 14 Championship games since Jonathan Woodgate replaced Tony Pulis as manager at the Riverside.
The Baggies will travel to Teesside this weekend as Slaven Bilic's table-topping WBA charges will face Jonathan Woodgate's struggling Boro side.
Jonathan Woodgate needed a win but Boro could only manage a 1-1 draw with Championship rivals Preston North End on Tuesday.
Manchester City, Tottenham Hotspur, Everton and Wolverhampton Wanderers have all been credited with interest in the Middlesbrough man this week.
Adam Forshaw has been an unsung hero since he joined Leeds United in 2018.
George Puscas has made a fine start to life in the Championship with Reading but could he have been Boro's missing link?
Perennial Chelsea loanee Todd Kane could return to the Championship with Jonathan Woodgate's Boro after being released by the Premier League club.
Middlesbrough’s Martin Braithwaite has impressed during training.
Premier League duo Wolverhampton Wanderers and Brighton reportedly want RB Leipzig's Bundesliga starlet Matheus Cunha.
The Tottenham Hotspur goalkeeper saved a penalty at Watford this afternoon.
Tottenham Hotspur reportedly want Chelsea star Willian.
Marcelo Bielsa’s Leeds United were in action against Queens Park Rangers on Saturday.
Tottenham Hotspur have allowed Paris Maghoma to join Brentford.
Andrew Robertson and Joel Matip are important players for Jurgen Klopp’s Liverpool.
Tottenham Hotspur are said to be keen on Inter Milan midfielder Matias Vecino, as Jose Mourinho looks to strengthen in midfield.
Tottenham Hotspur are set to take on Watford at Vicarage Road tomorrow.
Eredivisie giants PSV Eindhoven want to sell Gaston Pereiro and he has already held talks with Premier League strugglers Aston Villa.
Leeds United have been linked with a move for the Hull City winger Jarrod Bowen.