Personal preference, such as Tuantuan, Fluffy or Maomao.
Algae balls, commonly called nodules, are essentially different from green algae balls. Japanese name: まりも (kanji: marimo, Roman pronunciation: marimo) English name: Cladophoraball, Lakeball, Mossimo or commonly known as MossBalls, is a freshwater species composed of filamentous green algae, distributed only in the high latitudes of the northern hemisphere of rare lakes. Filamentous individuals can sometimes form green spherical aggregates, which resemble fuzzy green balls. "