Valonia (Bubble Algae)

[christyf5]

“Bubble” Algae Selected Descriptions, Controls and Comments (http://www.reefkeeping.com/issues/2002-02/hcj/feature/index.php) by Horge Cortes-Jorge, Jr. Reefkeeping.com

Phylum Chlorophyta, Class Chlorophyceae (http://www.thesea.org/reef_aquarium/pests/pests_valonia.php)