Why couldn't organisms from the intertidal zone thrive in a deep sea ocean vent ecosystem?

Organisms from the intertidal zone are adapted to fluctuating environmental conditions, such as varying temperatures, salinity, and oxygen levels, typical of shallow coastal areas. In contrast, deep-sea hydrothermal vent ecosystems are characterized by extreme conditions, including high pressures, high temperatures, and a lack of sunlight, with unique chemosynthetic communities reliant on chemicals like hydrogen sulfide for energy. These significant ecological and physiological differences prevent intertidal organisms from thriving in such extreme environments. Additionally, the specific adaptations required for survival in the deep sea, such as specialized feeding mechanisms and metabolic processes, are not present in intertidal species.