Ryan Edwards' second-half header secured Plymouth their point from a 1-1 draw at Southend.
An early own goal from Pilgrims defender Sonny Bradley put the Shrimpers in front at Roots Hall.
But Edwards' 62nd-minute equaliser ensured the game ended all square.
Southend - beaten 5-0 at Rotherham in their previous outing - bossed the majority of the first half and took the lead when Jermaine McGlashan's right-wing cross was diverted into his own net by Bradley.
The Shrimpers remained on top with Ryan Leonard...