Figure 2

Effects of dietary electrolyte balance (DEB) and dissolved oxygen levels on (A) hematocrit (HCT); (B) haemoglobin (Hb); (C) mean corpuscular haemoglobin concentration (MCHC); (D) white-blood cell volume (WBCV) and (E) spleno-somatic index (SSI) of rainbow trout 2 or 6 h after feeding. Further details are provided in Methods. Values are mean ± SEM (n = 9). Different letters indicate differences among treatments, while the asterisk indicates differences between sampling times (α = 0.050).