Algasol PBRs to grow cheap, sustainable fish feed. Algasol is pleased to share below article by Jane Byrne published on FeedNavigator.com. Entitled “Novel microalgae production method promises cheap fish feed,” the piece highlights our globally patented floating PhotoBioReactor (PBR), based on density difference, and our groundbreaking algae production projects in Bangladesh. www.feednavigator.com. About the Patented …