– 1½ pound [640 gr] small, peeled, raw shrimp – 2 teaspoons of kosher salt, or to taste – 1 cup of lime juice – 1 cup of orange juice – 1 mango, large or 2 medium ones, peeled and diced, – 1 large red onion, cut into very thin strips – 1 red bell pepper, cut into very thin strips – 4 sprigs of fresh cilantro, chopped – 1 iceberg lettuce, shredded – 4 tablespoons olive oil