FISHERY BULLETIN: VOL. 76, NO. 1 



4Z 



42b, 



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Figure 42. — a. Electron micrograph of comparable gill region (to Figure 40) in cadmium-exposed 

 shrimp with black gill sjTidrome; note cell necrosis, black deposits around mitochondria (arrows); note 

 loss of membrane integrity, x 14,400. b. Higher magnification of black cytoplasmic deposits in gill 

 epithelial cells of cadmium-exposed shrimp; note polymorphic nature of deposits. x28,500. 



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