Panthrakikos claimed just their second win of the Superleague season after seeing off 10-man Levadiakos 3-0.
An 11th-minute penalty from Dimitrios Papadopoulos put Panthrakikos in the ascendancy, while Levadiakos' hopes were hit by goalkeeper Dimitrios Kyriakidis' dismissal eight minutes before the break.
Antonis Ladakis doubled the visitors' lead just before the interval while substitute Miguel Villarejo sealed the victory in the closing seconds - just two minutes after entering the fray.
Rafael Miranda scored the only goal as Maritimo claimed their second win of the Liga season at the expense of Moreirense.
The Brazilian midfielder struck immediately after the interval, while Moreirense's hopes of a comeback were hit by the 69th-minute dismissal of Ricardo Ribeiro.
Maritimo climb to sixth on the back of the win, with their opponents just three places off the foot of the table.