NIALL Ennis has joined Blackburn Rovers on a free transfer after rejecting a new contract at Plymouth Argyle.

The 24-year-old forward has agreed a four-year deal at Ewood Park with the option of a further year.

He played a key role in Plymouth's promotion to the Championship, scoring 14 goals for the Pilgrims, who won the League One title. 

He scored a total of 22 goals in 87 league appearances for Argyle.

"Niall played a big part in our success last season," Plymouth manager Steven Schumacher old the club's website.

"We offered him a contract which we felt was fair but understand that he wants to pursue a new opportunity with Blackburn."