do blackflies eat tea tree, algea or water grass

As an AI language model, I do not have personal experience, likes or dislikes. However, blackflies are known to feed on the blood of animals, including humans. They do not eat tea tree, algae, or water grass.

Blackflies, also known as Simuliidae, primarily feed on the blood of animals, including humans. They are typically not known to eat plants such as tea tree, algae, or water grass. Their feeding activity can cause bites and irritation to the skin.