Abstract: Experiments were carried out on Codium sp seaweed cultivation with different seed weights using a growing medium in the form of super intensive shrimp pond liquid waste which aims to obtain the best seed weight to produce growth with 6 weeks of growing trials. The research was carried out at the Experimental Pond Installation (ITP) Institute for Brackish Water Cultivation Research and Development (BPPBAP), Punaga Village, Mangarabombang District, Takalar Regency.