Chopped Taco Salad With Shrimp

Cooking spray

lemons, thinly sliced

limes, thinly sliced

chopped fresh oregano

extra-virgin olive oil

kosher salt

freshly ground black pepper

romaine lettuce, chopped

large shrimp, peeled and deveined (about 1 pound)

(6-inch) corn tortillas

large ripe tomato, diced

diced peeled avocado

Cotija cheese