Plate 2From: Bioaccumulation of polycyclic aromatic hydrocarbons, histopathological alterations and parasito-fauna in bentho-pelagic host from Snake Island, Lagos, Nigeriaa The sections of the gill show hyperplasia of the lamella epithelium and mucous cells and partial fusion of secondary lamella, focal loss of secondary lamella and a focal area of degeneration (black arrow). b The sections of the gill show focal area of mucous cells hyperplasia. c The sections of the gill show fusion of the secondary lamella. d The sections of the gill show complete fusion of the secondary lamella as well as mild vascular dilation and congestion. e The sections of the gill show congestion and hyperplasia of the mucous cells. f Loss of secondary lamella × 100Back to article page