Which type of post is considered stationary and often provides a constant presence?

The type of post that is considered stationary and provides a constant presence is the fixed post. Fixed posts are locations that remain in a specific position for extended periods, allowing for consistent monitoring, surveillance, and enforcement over a designated area. These posts are crucial for maintaining security and ensuring that there is a reliable oversight presence, particularly in maritime environments where constant vigilance is essential to deter illegal activities and provide rapid response to incidents.

Mobile posts, in contrast, are designed to move from one location to another, adapting to the needs of the operation at hand. Administrative posts focus more on paperwork and management tasks rather than direct enforcement or monitoring. Operational posts might imply active duty that could involve movement and engagement, rather than the stationary nature characterized by fixed posts. Therefore, the fixed type is the correct designation for a post that is permanent and consistently active in its enforcement role.