Table 2.
Morphometric mean values with standard deviation (SD) and range of P. acarne, P. bogaraveo, and P. erythrinus adult group individuals: OL (otolith length), OW (otolith width), OP (otolith perimeter), OS (otolith surface), SP (sulcus perimeter), SS (sulcus surface), SL (sulcus length), SW (sulcus width), CL (cauda length), CW (cauda width), OSL (ostium length), OSW (ostium width), RW (rostrum width), RL (rostrum length), CI (circularity), RE (rectangularity), aspect ratio (OW/OL%), the ratio of otolith length to total fish length (OL/TL), percentage of otolith surface occupied by the sulcus (SS/OS%), percentage of the sulcus length occupied by the cauda length (CL/SL%), percentage of the sulcus length occupied by the ostium length (OSL/SL%), rostrum aspect ratio (RW/RL%) and percentage of the rostrum length occupied by the otolith length (RL/OL%). (R = right, L = left).
| Otolith morphological characters (mm-mm2) |
P. bogaraveo Mean ± SD |
P. bogaraveo Min.–Max |
P. erythrinus Mean ± SD (R otoliths) |
P. erythrinus Min.–Max (R otoliths) |
P. erythrinus Mean ± SD (L otoliths) |
P. erythrinus Min.–Max (L otoliths) |
P. acarne Mean ± SD (R otoliths) |
P. acarne Min.–Max (R otoliths) |
P. acarne Mean ± SD (L otoliths) |
P. acarne Min.–Max (L otoliths) |
|---|---|---|---|---|---|---|---|---|---|---|
| OL | 9.81 ± 0.34 | 7.40–13.90 | 10.04 ± 1.092 | 7.37–11.95 | 9.83 ± 1.175 | 7.46–12.16 | 9.67 ± 0.875 | 8.11–11.25 | 9.81 ± 1.332 | 4.98–11.24 |
| OW | 6.06 ± 0.19 | 4.57–8.29 | 7.76 ± 0.865 | 5.89–9.14 | 7.21 ± 0. 894 | 5.44–8.76 | 4.99 ± 0.500 | 4.09–5.70 | 5.21 ± 0.901 | 4.38–9.10 |
| OP | 29.37 ± 1.06 | 21.64–43.63 | 31.10 ± 3.628 | 24.56–11.95 | 31.19 ± 3.273 | 26–37.94 | 28.77 ± 3.69 | 21.85–38.22 | 30.12 ± 3.390 | 23.10–35.84 |
| OS | 41.4 ± 2.85 | 24.23–76.71 | 52.59 ± 10.56 | 31.25–72.21 | 49.40 ± 10.943 | 27.50–69.45 | 32.79 ± 5.381 | 22.47–41.49 | 34.66 ± 4.682 | 26.37–41.54 |
| SP | 19.83 ± 0.51 | 14.01–25.24 | 21.61 ± 3.507 | 12.26–26.47 | 21.91 ± 2.750 | 16.30–27.27 | 20.06 ± 2.605 | 15,01–25,12 | 20.52 ± 2.535 | 16.49–25.21 |
| SS | 6.12 ± 0.27 | 3.61–9.49 | 11.72 ± 3.201 | 5.58–18.42 | 10.56 ± 2.750 | 5.77–15.81 | 7.38 ± 1.562 | 4.95–9.98 | 7.87 ± 1.608 | 5.55–10.41 |
| SL | 8.01 ± 0.20 | 5.95–9.69 | 8.43 ± 1.129 | 5.95–11.18 | 8.71 ± 1.101 | 6.33–10.85 | 7.49 ± 1.739 | 3.05–10.22 | 7.98 ± 1.874 | 3.13–10.47 |
| CL | 4.189 ± 0.131 | 3.03–5.59 | 4.51 ± 0.580 | 3.26–5.47 | 4.70 ± 0.613 | 3.52–5.74 | 4.03 ± 1.042 | 1.38–5.61 | 4.55 ± 1.203 | 1.26–5.96 |
| CW | 1.50 ± 0.063 | 0.77–2.13 | 2.370 ± 0.584 | 1.41–3.94 | 1.73 ± 0.255 | 1.25–2.40 | 2.19 ± 0.997 | 1.30–5.44 | 1.91 ± 0.940 | 1.25–5.00 |
| CP | 9.93 ± 0.29 | 7.32–12.74 | 11.20 ± 2.730 | 2.34–14.97 | 11.66 ± 1.454 | 9.03–14.03 | 10.69 ± 1.565 | 8.12–13.47 | 11.33 ± 1.369 | 13.37–8.60 |
| CS | 2.95 ± 0.14 | 1.46–4.35 | 5.41 ± 1.524 | 2.85–8.28 | 4.74 ± 1.181 | 2.78–7.25 | 4.07 ± 1.080 | 2.15–5.76 | 4.39 ± 0.890 | 3.08–5.97 |
| OSL | 3.82 ± 0.10 | 2.61–4.92 | 3.913–0.685 | 2.69–6.29 | 4.01 ± 0.610 | 2.81–5.26 | 3.46 ± 0.795 | 1.48–4.68 | 3.43 ± 0.756 | 1.87–4.80 |
| OSW | 1.70 ± 0.080 | 1.03–3.26 | 3.053 ± 2.191 | 1.30–12.86 | 2.10 ± 0.391 | 1.45–2.93 | 2.06 ± 0.611 | 1.43–3.89 | 2.19 ± 0.460 | 3.40–1.40 |
| OSP | 9.89 ± 0.29 | 6.46–14.24 | 10.41 ± 1.401 | 7.20–12.71 | 10.26 ± 1.545 | 7.27–13.23 | 9.37 ± 1.437 | 6.88–12.25 | 9.19 ± 1.362 | 6.71–11,93 |
| OSS | 3.16 ± 0.15 | 1.88–5.65 | 6.31 ± 1.800 | 2.51–10.14 | 5.82 ± 1.708 | 2.93–9.55 | 3.31 ± 0.793 | 2.14–4.76 | 3.48 ± 0.837 | 5.20–1.96 |
| RW | 3.26 ± 0.08 | 2.31–4.42 | 9.83 ± 1.805 | 6.20–13.30 | 3.67 ± 0.537 | 2.87–5.04 | 3.17 ± 0.520 | 2.25–4.05 | 3.42 ± 0.510 | 2.57–4.34 |
| RL | 2.29 ± 0.080 | 1.61–3.18 | 4.37 ± 1.748 | 1.41–8.23 | 1.73 ± 0.380 | 1.13–2.77 | 2.58 ± 0.400 | 1.77–3.22 | 2.97 ± 0.049 | 2.29–4.33 |
| OP2/OS | 21.39 ± 0.26 | 19.07–25.16 | 18.57 ± 1.271 | 16.61–22.65 | 20.21 ± 3.27 | 17.54–33.28 | 25.46 ± 3.917 | 19.94–36.90 | 26.35 ± 3.892 | 20.24–34.67 |
| OS/(Ol × OW) | 0.67 ± 0.006 | 0.55–0.73 | 0.67 ± 0.023 | 0.62–0.72 | 0.69 ± 0.66 | 0.42–0.80 | 0.67 ± 0.025 | 0.64–0.73 | 0.69 ± 0.021 | 0.63–0.72 |
| OW/OL% | 62 ± 0.5 | 57–69 | 77.45 ± 5.06 | 69.38–91.22 | 73.41 ± 2.53 | 68.53 -80.04 | 51.71 ± 3.49 | 47.01–59.43 | 56.02 ±27.21 | 44.27–182.66 |
| OL/TL | 0.04 ± 0.001 | 0.04–0.06 | 0.054 ± 0.0038 | 0.048–0.062 | 0.053 ± 0.005 | 0.04–0.06 | 0.047 ± 0.005 | 0.035–0.054 | 0.047 ± 0.006 | 0.024–0.055 |
| SS/OS% | 15 ± 0.5 | 9.4–18.9 | 22.15 ± 2.34 | 16.10–25.52 | 21.44 ± 3.86 | 16.03–38.36 | 22.50 ± 2.80 | 16.39–27.08 | 22.59 ± 2.60 | 16.57–27.78 |
| CL/SL% | 52 ± 0.6 | 47–63 | 53.69 ± 3.22 | 43.76–58.86 | 54.05 ± 2.98 | 44.30–60.72 | 53.44 ± 4.38 | 41.09–58.09 | 56.28 ± 5.82 | 39.22–63.82 |
| OSL/SL% | 47 ± 0.6 | 36–52 | 46.31 ± 3.22 | 56.24–41.14 | 45.95 ± 2.98 | 39.28–55.70 | 46.56 ± 4.38 | 41.91–58.91 | 43.73 ± 5.82 | 36.18–60.78 |
| RW/RL% | 144 ± 2.8 | 120–186 | 230.51 ± 38.28 | 91.43–317.81 | 215.95 ± 23.33 | 161.49–254.20 | 125.15 ± 22.76 | 79.47–152.30 | 115.85 ± 12.44 | 87.70–132.92 |
| RL/OL% | 23.7 ± 0.6 | 18–30 | 17.42 ± 3.80 | 9.31–30.07 | 17.60 ± 3.02 | 10.97–24.80 | 26.78 ± 4.23 | 20.39–36.57 | 30.87 ± 6.78 | 22.07–57.14 |