Fluoride Toxicity on Behavioral and Morphological Variations in Fresh Water Fish Notopterus Notopterus (Pallas)

  • Department of Biochemistry, Jinnah University for Women, V- C Nazimabad, Karachi – 74600, Pakistan.
  • Department of Chemistry, University of Karachi, Karachi-75270, Pakistan.
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Fluoride is highly mobile and biological active non-metallic element of aquatic systems. Current investigation revealed altered behavior and morphological changes upon exposure of Fluoride (F) in freshwater Notopterus Notopterus fish (Pallas).The adverse effects of F were related to their tendency to accumulate in the skeleton (including the gills) and exoskeleton of living organisms which were visually monitored in fresh N. Notopterus, (average weight 94.5g and standard length 24.62cm) were collected from Keenjhar Lake, Sindh, Pakistan. The observations in behavior and morphology were monitored at a regular interval of 7 days up to 28 days at two different concentrations of F (1.5g/70 L and 3.0 g/70L NaF). Experimental evidence suggested that significant morphological and behavioral abnormalities are sensitive indicators of fluoride toxicity in fish that includes body position, feeding habits, opercular movement and swimming movement.


Farha Aziz, Rafia Azmat and Farah Jabeen (2015); Fluoride Toxicity on Behavioral and Morphological Variations in Fresh Water Fish Notopterus Notopterus (Pallas), Int. J. of Adv. Res., 3 (09), 1223-1227, ISSN 2320-5407. DOI URL: https://dx.doi.org/


Farha Aziz