In the day's late kick-off at the Liberty Stadium, Rickie Lambert put the Pirates ahead in the 14th minute with an 18-yard strike and Craig Disley doubled the advantage in the 36th minute.

But Roberto Martinez's Swans refused to throw in the towel and striker Jason Scotland pulled a goal back in the 50th minute.

The Trinidad and Tobago international grabbed his second of the game with a superb curling effort in the 84th minute and almost won the game in the second minute of injury time but saw his shot saved by Steve Phillips.

Earlier, Carlisle won 2-0 at home to Northampton, giving them a five-point cushion over third-placed Doncaster.

Goals from Danny Livesey and Marc Bridge-Wilkinson gave the Cumbrians victory over the Cobblers which helped consolidate their position in second spot.

Livesey put the Cumbrians ahead five minutes after the break at Brunton Park when he headed Simon Hackney's corner past goalkeeper Mark Bunn from close range.

Bridge-Wilkinson then made the points safe six minutes from time when he latched on to Danny Graham's pass and finished well from just inside the penalty area.

Doncaster drew 1-1 with Oldham at the Keepmoat Stadium. Rovers had been 1-0 up after Paul Heffernan scored in the 37th minute with a clever finish from just inside the penalty area.

But Oldham equalised seven minutes after half-time when Jason Jarrett found space on the edge of the area and directed his shot into the bottom-left corner of the net.

Nottingham Forest's chances of promotion are now likely to be through the play-offs after they were held to a 0-0 draw at the City Ground by Brighton.

The result left Forest 11 points behind Carlisle, while Brighton move into the play-off zone at the expense of Tranmere who suffered a 2-1 defeat away to relegation candidates Bournemouth.

The Wirral side got off to the worse possible start when defender Ian Goodison put through his own net after just 38 seconds of the match.

Cherries striker Jo Kuffour doubled the hosts' advantage with a neat close-range finish. Antony Kay pulled one back for Ronnie Moore's side three minutes from time at Dean Court but it was too little too late for Rovers.

Simon Francis' superb long-range strike in the 18th minute gave Southend a 1-0 win over Swindon at the County Ground to keep the Shrimpers in the play-off places.

At the bottom end of the table, Gillingham's hopes of survival were dealt a massive blow after they suffered a 2-1 defeat at Port Vale.

Marc Richards scrambled home Vale's opening goal from a corner in the 19th minute before the Gills were handed an opportunity to equalise after George Pilkington fouled Simeon Jackson inside the penalty area.

Jackson took the resulting spot-kick but goalkeeper Joe Anyon guessed correctly and saved. Vale midfielder Danny Whitaker rubbed salt in the wound when he smashed home his side's second from 25 yards in the 53rd minute.

The visitors pulled one back through Leroy Griffiths in the 78th minute but were unable to find an equaliser at Vale Park.

Paul Connor (47) gave Cheltenham a 1-0 home win over Leyton Orient which moved them eight points clear of the drop zone.

Ian Roper scored in the last minute of injury time to give Walsall a 1-1 draw at home to Crewe, who had broken the Bescot deadlock in the 61st minute with a 20-yard strike from Nicky Maynard.

Millwall moved a point closer to safety after a 0-0 draw with struggling Luton at the Den while goals from James Brown (28) and Joel Porter (67) gave Hartlepool a 2-0 home win over Yeovil.