| Species |
| Defect characteristics | Defect points | Overall grade | ||||||
| Odor | Odor of gill | Color of gill | General appearance | Eye | Slime | Consistency of flesh | ||||
| Rohu (local) | Natural odour | Natural odour | Slight pinkish red | Full bloom; bright; shining | Bulging with protruding lens | Usually clear, transparent | Firm and elastic | 1 | Excellent | |
| Rohu (imported) | Some loss of natural odour | Slight moderate to strong sour odour | Brown or grey color | Definite dullness and loss of bloom | Dull, sunken, cloudy |
| Some softening | 3 | Acceptable | |
| Catla (local) | Natural odour | Natural odour | Slight pinkish red | Full bloom; bright; shining | Bulging with protruding lens | Usually clear, transparent | Firm and elastic | 1 | Excellent | |
| Catla (imported) | Loss of natural odour | Moderate to strong sour odour | Bleached, brown or grey colour | Definite dullness and no bloom | Sunken eye covered with yellow slime |
| Softening | 5 | Not acceptable | |