Roasted Coho with Tabbouleh from Waterfall Resort Alaska

Ingredients

• 5 oz. kosher salt
• 2/3 cup granulated sugar
• 1/3 cup (packed) light brown sugar
• 1 tsp. black peppercorns
• 1 tsp. coriander seeds
• 1 tsp. fennel seeds
• 1/2 tsp. crushed red pepper flakes
• 1 lb. skin-on, boneless wild king salmon fillet
• 1/2 tsp. finely grated lemon zest
• 1/2 tsp. finely grated lime zest
• 1/2 tsp. finely grated orange zest