Ports and harbors are good candidates for video surveillance systems, but they have tough requirements. The atmosphere is corrosive, there are lots of wild animals, and everything is constantly in motion. A typical port might consist of a recreational boat harbor, a commercial fishing dock, a boat repair yard, and a collection of leased properties occupied by local businesses. The common denominator is that there is a large physical area to cover and a lot of high value property to protect. The challenge for the system integrator is to design for an unusually tough environment. The following sections will address some of the major considerations.