Skalin held the post from 2010 until early 2012, but was forced to leave after what his party considered poor performances in several debates.
"There will be a shuffle that affects several of our MP's," says Martin Kinnunen, press spokesperson for the Sweden Democrats.
Three Sweden Democrats were implicated when the newspaper Expressen published a video last week of an argument containing racist and sexist abuse.
"Worst crisis yet" for the Sweden Democrats
Political commentator Pontus Mattsson said the party is going through its worst crisis yet and will struggle to find replacements for Ekeroth and Almqvist.