While four loanees in the squad will return to their parent clubs in a couple of weeks – injured Josh Kayode is already back with Rotherham – the Citizen understands many of the players on the list are out of contract at the end of the current campaign.
Here are those who could be out the exit door.
5. Jamie Cumming
A season-and-a-half on loan from Chelsea between the sticks, Cumming has been a hugely popular keeper but is set to return to Stamford Bridge Photo: Jane Russell
6. David Martin
Was brought in to be a player, but has not made an appearance and has been used in the large part as goalkeeper coach Photo: Jane Russell
7. Anthony Stewart
On loan from Aberdeen and will return to his parent club, where his future remains unclear Photo: Jane Russell
8. Zak Jules
Was thought to be out the door last summer, but has been a regular this term Photo: Jane Russell