Ex-Peterborough United target's move to League One rivals is threatened by Championship interest, but Portsmouth and Ipswich get busy in the transfer market, while an old favourite returns to MK Dons

Colby Bishop. Photo: Gareth Copley/Getty Images.

One of Peterborough United’s League One rivals have seen a bid for a sought-after striker hijacked by a Championship club.

Posh once had a bid for Accrington Stanley striker Colby Bishop turned down and the 25 year-old looked set to move to Portsmouth for an undisclosed fee on Monday, until Blackpool joined the race to sign him. Bishop is now expected to join the Seasiders leaving Pompey seraching desperately for a new forward with the start of the League One season less than a fortnight away.

Pompey did strengthen their striking options last week when former AFC Wimbledon forward Joe Pigott joined them on a season-long loan from Ipswich Town. Attacking midfielder Marcus Harness moved in the other direction from Portsmouth to Ipswich for an undisclosed fee.

Pompey have also signed highly-rated young goalkeeper Josh Griffiths on loan from West Bromwich Albion. Griffiths played on loan at Lincoln City last season.

Will Grigg has returned to MK Dons. Photo: Pete Norton/Getty Images

Another Ipswich forward James Norwood has joined Barnsley, one of the teams relegated with Posh from the Championship last season.

Other signings by League One clubs in the last seven days include attacking midfielder Jack Payne joining the exodus from Swindon Town to Charlton Athletic. Charlton are managed by former Swindon boss Joe Garner.

And forward Will Grigg will start a third spell at MK Dons after moving back to stadium:mk from the Stadium of Light on a free transfer.