These police officers in Navy-like uniforms often have inland or maritime shipping experience and are trained at the German Water Police School (Wasserschutzpolizeischule) in Hamburg.[3] For practical reasons the WSP of one state may have jurisdiction in the territory of another state (for example, the Hamburg WSP is in charge of a section of the Elbe River that spans the states of Mecklenburg-Vorpommern, Lower Saxony, Schleswig-Holstein, and Hamburg.)