Prevention of Aquatic Invasive Species Act of 2007

[AI summary unavailable — showing source text] Prevention of Aquatic Invasive Species Act of 2007 - Amends the Nonindigenous Aquatic Nuisance Prevention and Control Act of 1990 to revise certain aquatic invasive species prevention requirements to, among other things: (1) apply them to certain U.S. vessels and to certain foreign vessels (or a structure being towed by a vessel) that are en route to, or have departed from, a U.S. port; and (2) establish ballast water exchange and treatment and sediment management standards for vessels of the armed forces. Prohibits an operator of a vessel from uptaking or discharging ballast water or sediment, except in specified circumstances, from a U.S. vessel operating in U.S. or non-U.S. waters. Requires a vessel to conduct all its ballast water management operations in accordance with an aquatic invasive species plan designed to minimize the discharge of aquatic invasive species. Requires a vessel, before discharging ballast water into U.S. waters, to conduct ballast water treatment so that the discharged ballast water will contain no more than a specified level of living organisms or microbes. Prohibits an operator of a vessel, until the vessel conducts such treatment, from discharging ball…