Fig. 1From: Haemato-biochemical and ionic regulatory responses of the hybrid catfish, Heteroclarias, to sublethal concentrations of palm oil mill effluentsChanges in haematological parameters of Heteroclarias exposed to different concentrations of POME for 28Â days. a RBC (red blood cells), b HB (haemoglobin), c PCV (packed cell volume), d MCV (mean cell volume), e MCH (mean cell haemoglobin), f MCHC (mean cell haemoglobin concentration), g WBC (white blood cells) and h Lym (lymphocytes)Back to article page