1.Frozen Mackerel (IQF or Block): Whole round, IQF/IWP 2.mackerel Size 60-80, 80-100, 100-150, 150-200, 200-300,300-400, 400-50 We can offer Mackrel: Whole round, IQF/IWPSize 60-80, 80-100, 100-150, 150-200, 200-300, 300-400, 400-500, 500g up. we could supply quality Seafood on your specific requirements to your satisfaction.