A young Gorleston side gave a good account of themselves at second-placed Woodbridge but returned home with nothing to show for their efforts.
Gorleston picked up their second away win on the bounce despite playing with only 10 men for an hour.
Isaac Burrage's first goal for Gorleston gained his side three points as the Greens completed the double over Brantham.
Joel Watts warmed the Greens fans with a late winner on a cold day at Emerald Park.
Gorleston had to settle for a point in Haverhill on Saturday after conceding two injury time goals.
Gorleston recorded back-to-back defeats in the league for the first time since November as they lost a tight encounter at Emerald Park,
Gorleston battled with 10 men for over an hour to gain an excellent away win in a feisty encounter.
Great Yarmouth Town maintained their remarkable resurgence by winning 1-0 at Whitton United to move out of the Premier Division's bottom two.
The Greens turned in a battling performance against promotion-chasing Stowmarket in a game they deserved to take something from.
An injury-time penalty condemned Gorleston to their third defeat in a row.
Gorleston made it four unbeaten in all competitions and two clean sheets in a row with this hard-fought win.
A goal three minutes into stoppage time earned Gorleston their first league point since the opening week of the season.
Gorleston could feel hard done by at not getting anything from their trip to the league leaders.
Gorleston were hit by a sucker punch late in a game they should have sewn up by half-time.
Gorleston manager Stu Larter admits his side face a tough challenge to improve on last season's eighth place finish in the Thurlow Nunn League Premier Division.
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