Tuna fillet - Crude Protein: 14%, Crude Fat (min): 0.1%, Crude Fiber (max): 2%, Moisture (max): 86%. Tuna & Shrimp - Crude Protein: 12%, Crude Fat (min): 0.1%, Crude Fiber (max): 2%, Moisture (max): 88%. Ocean Fish - Crude Protein: 15%, Crude Fat (min): 0.1%, Crude Fiber (max): 2%, Moisture (max): 84%. Mackerel & Sardine - Crude Protein (min) 13%, Crude Fat (min) 0.1%, Crude Fiber (max) 0.1%, Moisture (max) 85%.