How to Use "algae" with Example Sentences

1. Harmful algae blooms are a common cause of fish kills .
2. Algae , bacteria and jellyfish thrive while fish , coral and sea lions die .
3. Heroic efforts to remove toxic algae blooms from the rowing course do not amount to a new environmentalism .
4. Who ate all the algae ?
5. Many companies are trying to develop an algae to do that job .