Bring a large pot of salted water to a boil. Add the spaghetti and cook according to package instructions until al dente.

Reserve 1 cup of pasta water, then drain the pasta in a colander.

In a skillet, heat olive oil over medium heat. Season the salmon fillet with salt and pepper.

Place the salmon in the skillet and cook for about 4-5 minutes on each side, or until cooked through. Remove from skillet and flake into large pieces.

In the same skillet, add minced garlic and sauté for 1 minute until fragrant.

Add lemon juice and reserved pasta water, stirring to combine.

Add the drained pasta and flaked salmon to the skillet. Toss gently to combine, adding chopped parsley.

Serve immediately, garnished with additional parsley if desired.