Status of Bombay duck Harpodon nehereus (Ham.) resource off Saurashtra coast


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Authors

  • Mohammad Zafar Khan Central Marine Fisheries Research Institute, Cochin, Kerala 682014
  • K N Kurup Central Marine Fisheries Research Institute, Cochin, Kerala 682014
  • A P Lipton Central Marine Fisheries Research Institute, Cochin, Kerala 682014

Abstract

The Bombay duck Harpodon nehereu.' (Ham.) landings along the Saurashtra coast showed a decliningtrend with an average catch of32 645 tOMeslyear during 1984-89. Basic food consisted of its own young ones,Acetes spp., Nematopalaemon tenuipe,f. The species breed throughout the year with peaks during DecemberJanuaryand June. The size at first maturity was 232.5 mm. Individual fish spawned once a year and fecundityvaried between 17075 and 79 631. Average fecundity was 340 ovalg body weight.The growth parameters L. and K were estimated. The fishing mortality coefficient (F) for the period was1.009 while natural mortality was 1.535. The MSY was estimated as 34 668 at F ... 1.119

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Author Biographies

  • Mohammad Zafar Khan, Central Marine Fisheries Research Institute, Cochin, Kerala 682014
    Central Marine Fisheries Research Institute, Cochin, Kerala 682014
  • K N Kurup, Central Marine Fisheries Research Institute, Cochin, Kerala 682014
    Central Marine Fisheries Research Institute, Cochin, Kerala 682014
  • A P Lipton, Central Marine Fisheries Research Institute, Cochin, Kerala 682014
    Central Marine Fisheries Research Institute, Cochin, Kerala 682014

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Issue

Vol. 39 No. 3&4 (1992)

Section

Articles

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How to Cite

Khan, M. Z., Kurup, K. N., & Lipton, A. P. (2011). Status of Bombay duck Harpodon nehereus (Ham.) resource off Saurashtra coast. Indian Journal of Fisheries, 39(3&4), 235-242. https://epubs.icar.org.in/index.php/IJF/article/view/10584