Potential for recovery in nodular gill disease of rainbow trout, Salmo gairdneri Richardson
Daoust, Pierre Y.Ferguson, H. W.
Journal of Fish Diseases
Pathology and Microbiology
Nodular gill disease characterized by severe multifocal epithelial hyperplasia was diagnosed in a group of rainbow trout fingerlings. Gills of a large proportion of fish transferred from the affected tank to smaller aquaria showed a marked decrease in severity of the lesions after 2 months. Repair of hyperplastic lesions may occur in various forms of proliferative gill disease, provided that the basement membrane lining the filaments and lamellae remains intact..