Remove the fish from the refrigerator and cut into uniform pieces. The fish should be free of bones or skin.
Place the fish in a glass bowl with lime juice, cover, and refrigerate for 2 hours. Fish cooked in lime juice.
While the fish is cooking, chop the diced tomatoes, cucumber, onion, and jalapenos. Cut the coriander into pieces.
Remove the fish, you can drain the lime juice, but we’ll leave it there. Add remaining ingredients, mix well and serve fresh with lettuce, French fries, tostadas, and avocado slices.