[ n = 6 ]
Gill area vs body weight graph (loading may take 2-3 min.)
| Body weight | Gill area | Gill area / weight | Ref. | Blood/water distance | Ref. |
| (g) | (cm2) | (cm2/g) | (μm) | ||
| 41.00000 | 74.00000 | 1.80 | 2595 | ||
| 50.00000 | 80.00000 | 1.60 | 2309 | 10.00000 | 2309 |
| 59.00000 | 110.00000 | 1.86 | 2317 | ||
| 179.00000 | 219.00000 | 1.22 | 2595 | ||
| 239.00000 | 275.00000 | 1.15 | 2317 | ||
| 356.00000 | 363.00000 | 1.02 | 2595 |