1. Colorful : The Red Sea gets its color from a blue-green algae . 2. Terrestrial plants probably evolved from green algae , first appearing as tiny non-liverworts. 3. Like most sacoglossans, " Placida dendritica " feeds on coenocytic green algae . 4. They found that only liverworts, like aquatic green algae , lacked all three. 5. Nitrogen and phosphorus are nutrients necessary to green grass and green algae . 6. The rippled shoals, overfertilized by human waste, are matted by slippery green algae . 7. Chlorophyll " c " is also found in some green algae and cyanobacteria. 8. In 1899, Luther created the group Heterokontae for green algae with unequal flagella. 9. Genetic studies show their closest relatives to be the yellow-green algae . 10. Brine shrimp seemed to eat a single species of green algae , Dunaliella viridis.