Table 2. Patterns of mislabeling for 316 samples sold under the 18 most common commercial names in Mexico, representing 84% of all the collected samples (See Table 1 for detailed descriptions of each term used in the column headers).
| # | Commercial name in Spanish (English translation) | Verbal sample number | Correctly labeled samples | Mislabeling frequency | Mislabeling % | Mislabeling diversity | Substitutability frequency | Substitutability diversity | Confirmed samples | Over/sub-represen-tation | Over/sub-represen-tation % | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Atun (Tuna) | 58 | 52 | 6 | 10.34 | 4 | 15 | 4 | 67 | -9 | -13.43 | |
| 2 | Salmon (Salmon) | 39 | 37 | 2 | 5.12 | 2 | 3 | 2 | 40 | -1 | -2.5 | |
| 3 | Cazon (Shark) | 32 | 29 | 3 | 9.37 | 3 | 5 | 3 | 34 | -2 | -5.88 | |
| 4 | Dorado (Mahi mahi) | 31 | 19 | 12 | 38.70 | 9 | 11 | 10 | 30 | 1 | 3.333 | |
| 5 | Marlin (Marlin) | 18 | 1 | 17 | 94.44 | 5 | 0 | 0 | 1 | 17 | 1700 | |
| 6 | Tilapia (Tilapia) | 18 | 16 | 2 | 11.11 | 1 | 6 | 6 | 22 | -4 | -18.18 | |
| 7 | Mero (grouper) | 15 | 2 | 13 | 86.66 | 9 | 2 | 2 | 4 | 11 | 275 | |
| 8 | Robalo (Snook) | 15 | 7 | 8 | 53.33 | 8 | 3 | 3 | 10 | 5 | 50 | |
| 9 | Mojarra (Mojarra) | 15 | 9 | 6 | 40 | 3 | 1 | 1 | 10 | 5 | 50 | |
| 10 | Huachinango (Red snapper) | 13 | 6 | 7 | 53.84 | 7 | 1 | 1 | 7 | 6 | 85.71 | |
| 11 | Basa (Swai) | 12 | 12 | 0 | 0 | 0 | 8 | 3 | 20 | -8 | -40 | |
| 12 | Pargo (Snapper) | 11 | 7 | 4 | 36.36 | 4 | 2 | 1 | 9 | 2 | 22.22 | |
| 13 | Sierra (Sierra) | 9 | 1 | 8 | 88.88 | 7 | 3 | 3 | 4 | 5 | 125 | |
| 14 | Curvina (Corvina) | 6 | 3 | 3 | 50 | 3 | 3 | 2 | 6 | 0 | 0 | |
| 15 | Cochito (Triggerfish) | 6 | 4 | 2 | 33.33 | 2 | 3 | 2 | 7 | -1 | -14.28 | |
| 16 | Lenguado (Flounder) | 6 | 4 | 2 | 33.33 | 2 | 0 | 0 | 4 | 2 | 50 | |
| 17 | Peto (Wahoo) | 6 | 4 | 2 | 33.33 | 2 | 5 | 3 | 9 | -3 | -33.33 | |
| 18 | Trucha (Trout) | 6 | 4 | 2 | 33.33 | 2 | 0 | 0 | 4 | 2 | 50 | |