: For student projects, a dichotomous key helps identify algae by asking a series of "yes or no" questions about its features. Algae Corner: How to Identify Different Algae Types
If you are observing algae in person, these simple characteristics can narrow it down: Easy identification of freshwater algae
: Diatoms often feel gritty (like sand) because of their glass-like silica shells. Identification Resources : For student projects, a dichotomous key helps
For a more precise identification, you can use specialized tools: : For student projects