Puffer Pantry Care Guide

Feeding, Storage, and Aquarium Benefits

What Is Tetraselmis?

Tetraselmis is a single‑cell green phytoplankton used in aquariums as a live food, water conditioner, and microfauna booster. It’s rich in fatty acids, pigments, and nutrients that support Daphnia, scuds, copepods, shrimp, filter feeders, and reef organisms.

Aquarists use Tetraselmis for:

How to Use Tetraselmis in Freshwater Aquariums

Tetraselmis is marine in origin, but it is safe and effective for freshwater microfauna. It does not survive long‑term in freshwater, so it will not overgrow or cause algae blooms.

Best Uses in Freshwater