Règle correspondante
Ecuador
Practice Relating to Rule 145. Reprisals
Section C. Proportionality of reprisals
Ecuador’s Naval Manual (1989) provides: “To be valid, a reprisal action must conform to the following criteria: … 6. Each reprisal must be proportional to the original violation.” 
Ecuador, Aspectos Importantes del Derecho Internacional Marítimo que Deben Tener Presente los Comandantes de los Buques, Academia de Guerra Naval, 1989, § 6.2.3.1.