Ceviche Mixto

7 ounces octopus, cooked shrimp , tails blanched 7 ounces scallops 1 red onion , sliced very fine 1/2 red aji limo chile , minced 1/2 yellow aji limo chile ,[...]

2/3 lb large shrimp , peeled and cleaned 2/3 lb scallops , quartered 2/3 lb salmon , skinned and pin-boned 1 tomato , chopped 1 mango , peeled and cubed 1/4[...]