EFFECT OF FEEDING FREQUENCY ON FOOD INTAKE AND CONVERSION IN MYSTUS VITTATUS


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Authors

  • K Sampath Department of Zoology, Aditanar College of Arts and Science, Tiruchendur-628215, Tamil Nadu.
  • G Lakshmanan Department of Zoology, Aditanar College of Arts and Science, Tiruchendur-628215, Tamil Nadu.

Abstract

The amount of food consumed by Mystits vittatus per meal was maximum
(54.4 mg dry food per meal) in the lowest feeding frequency (J Ff) and decreased
to the minimum (41.2 mg dry food per meal) in the highest (3/1 Ff). With
increasing feeding frequency, rates of feeding, absorption and conversion were
also increased. Absorption efficiency, however, remained constant around 90.1%.
Contrary to the trend obtained for conversion rate, efficiency of conversion gradually
decreased as the feeding frequency was increased. Net conversion efficiency
(18.8%) was maximum in the lowest feeding frequency group (1/2 Ff).
Mystus vittatus thus can compensate low feeding schedules by increasing the meal
size and elevating the conversion efficiency.

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Author Biographies

  • K Sampath, Department of Zoology, Aditanar College of Arts and Science, Tiruchendur-628215, Tamil Nadu.
    Department of Zoology, Aditanar College of Arts and Science,
    Tiruchendur-628215, Tamil Nadu.
  • G Lakshmanan, Department of Zoology, Aditanar College of Arts and Science, Tiruchendur-628215, Tamil Nadu.
    Department of Zoology, Aditanar College of Arts and Science,
    Tiruchendur-628215, Tamil Nadu.

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How to Cite

Sampath, K., & Lakshmanan, G. (2011). EFFECT OF FEEDING FREQUENCY ON FOOD INTAKE AND CONVERSION IN MYSTUS VITTATUS. Indian Journal of Fisheries, 34(2), 198-202. https://epubs.icar.org.in/index.php/IJF/article/view/10776