Blurry, lack of detail, uninspired underwater world, dull colors, poor lighting, unimpressive composition, amateurish, unrealistic marine life, flat colors, lifeless, distorted, pixelated, unbalanced, inconsistent style, low resolution, undersaturated, dark, haphazard, asymmetrical, disjointed, mismatched, uncoordinated, unrealistic, overexposed, unimpressive.