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Stone moroko (Pseudorasbora parva, family:Cyprinidae) is a freshwater fish that feeds on objects on the water surface with its upper pointed mouth.
The photo shows the ventral view of a stone moroko (a different individual).
The above image shows central nervous system of a stone moroko showing well developed optic lobes and cerebellum.
Shown is a scale of the stone moroko. Stone moroko is a soft-rayed fish which has cycloid scales.