Plunge the shrimp into boiling water and pat dry. Fry the fish in olive oil until cooked, let cool and cut into large cubes. Remove the seeds from the pepper and chop finely. Peel the avocado and cut into cubes the same size as the fish; pour lime juice. Mix fish, shrimp, capers, peppers, cilantro and avocado. Mix dressing ingredients in a blender, pour in oil in a thin stream. Dress the salad, cover with a film. Let stand 20-30 minutes. in a cold place.