Fig. 3. Representative electron micrograph of the apical surface of a control opercular epithelium from a freshwater-acclimated specimen showing no apical crypts between the pavement cells. Scale bar, 10µm.
Fig. 3. Representative electron micrograph of the apical surface of a control opercular epithelium from a freshwater-acclimated specimen showing no apical crypts between the pavement cells. Scale bar, 10µm.