Mariners boss Nicky Law is hoping to keep the Reds on-loan striker Isaiah Rankin at Blundell Park to the end of the season.
Rankin, who missed Wednesday's defeat at Swindon through injury but Law told the Grimsby Town official website: "His loan is up on 20 March, so if he is fit, we need to be extending his loan until the end of the season.
Law wants Izzy
"Even if he is a week, two weeks away, he will be a vital player. Hopefully he will return to training next week."