Many of the impacts of seaweed farms, both positive and negative, remain understudied and uncertain.

Nonetheless, many environmental problems can result from seaweed farming. For instance, seaweed farmers sometimes cut down mangroves to use as stakes. Removing mangroves negatively affects farming by reducing water quality and mangrove biodiversity. Farmers may remove eelgrass from their farming areas, damaging water quality. Seaweed farms are routinely placed on top of