CHANGE OF FOR.M AND DIMENSIONAL RELATIONSHIP IN THE PEARL OYSTER PINCTADA FUCATA FROM GULF OF MANNAR


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Authors

  • K Alagarswami Tuticorin Research Centre of CMFR Institute, Tuticorin.
  • A Chellam Tuticorin Research Centre of CMFR Institute, Tuticorin.

Abstract

Samples of the ·pearl oyster, Pinetada fucata, collected from Tholayiram,
ipul:ipundu a,nd K1.ldamuthu pa,ars in the Gulf of Mannar wereanaJysed to study
the relationsh'p among th.~ Hne·ar dimensions, namely dorsoventral measurement,
hinge I<ength, :wtemposte·rior measurement and thickness. A cha·nge of form occurs
from subquadtate in the youn,g to oblong in the aduJ,t oyste.rs. The hinge length is
-about 1.22-1.26 tim:s the dorsoventral dimension in the youngest size group, but
both become equall at a size of about 35 mm. The.re.after, the dorsovent.ral dimension
is ,aJways grea1ter than the hinge J:ne.

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Author Biographies

  • K Alagarswami, Tuticorin Research Centre of CMFR Institute, Tuticorin.
    Tuticorin Research Centre of CMFR Institute, Tuticorin.
  • A Chellam, Tuticorin Research Centre of CMFR Institute, Tuticorin.
    Tuticorin Research Centre of CMFR Institute, Tuticorin.

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Issue

Vol. 24 No. 1 & 2 (1977)

Section

Articles

License

The copyright of the articles published in Indian Journal of Fisheries vests with the Indian Council of Agricultural Research, who has the right to enter into any agreement with any organization in India or abroad engaged in reprography, photocopying, storage and dissemination of information contained in these journals. The Council has no objection in using the material, provided the information is being utilized for academic purpose but not for commercial use. Due credit line should be given to the ICAR where information will be utilized.

How to Cite

Alagarswami, K., & Chellam, A. (2011). CHANGE OF FOR.M AND DIMENSIONAL RELATIONSHIP IN THE PEARL OYSTER PINCTADA FUCATA FROM GULF OF MANNAR. Indian Journal of Fisheries, 24(1 & 2), 1-14. https://epubs.icar.org.in/index.php/IJF/article/view/12121