YourConnection June 1, 2021 Pool Tips, Spa Tips How to get rid of black spot algae in your pool YourConnection June 1, 2021 Pool Tips, Spa Tips Get rid of Blackspot algae! Blackspot is notoriously difficult to remove due to its hard black 'shell' which doesn't scrub off easily which protects the algae underneath. However, removing it isn't as difficult as it sounds.