the Study of Pearl Oyster (Pinctada radiata) Fishery in Bandar-e Moqam and Nakhiloo Landings

Autor: A. Jahangard
Jazyk: perština
Rok vydání: 1997
Předmět:
Zdroj: ‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, Vol 6, Iss 3, Pp 39-46 (1997)
Druh dokumentu: article
ISSN: 1026-1354
2322-5998
Popis: This study deals with pearl oyster fishery in Bandar-e-Moqam and Bandar-e-Nakhiloo in Iran from July to August 1993. The total landings of pearl oyster were 185 tonnes (2.3 million units) with a total marked value of approximately 64 million Rls. Out of the 20000 examined pearl oysters 561 (2.8%) contented pearls, only 14% of which had commercial value (>3mm). Dorso-Ventral Measurment (DVM) of the majority of the caught pearl oysters lays between 70 - 80 mm. It was concluded that there is an exponential relationship between total weight and DVM, while the relationship between the size of oysters and the size of pearls has no significance......
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