01 - Preheat the oven to 400°F. Line a baking tray with parchment paper or aluminum foil.
02 - In a small bowl, combine olive oil, lemon zest, lemon juice, minced garlic, salt, and ground black pepper.
03 - Arrange salmon fillets on the prepared baking tray and brush evenly with the olive oil mixture.
04 - Bake the salmon fillets for 12 to 15 minutes, or until the fish flakes easily with a fork.
05 - While salmon bakes, combine diced mango, red bell pepper, red onion, jalapeño (if using), chopped cilantro, lime juice, and salt in a medium bowl. Toss gently to blend flavors.
06 - Remove salmon from the oven and transfer to serving plates. Top each fillet generously with the mango salsa. Serve immediately with optional cilantro and lime wedges garnish.