In a bowl, gently combine arugula, cantaloupe, crab meat, red onion, mint, lime zest, lime juice, olive oil, and vinegar. Season lightly with salt and pepper. Let sit for 5–10 minutes to marinate.
1 cup arugula, 1 cup cantaloupe, 1 cup crab meat, 1 tbsp red onion, 1 tbsp mint, 1 tsp lime, 1 tbsp lime juice, 1 tsp olive oil, 1 tsp rice vinegar, 1 pinch salt, 1 pinch pepper