Reproductive Biology of Portunus pelagicus in a South-East Australian Estuary
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چکیده
منابع مشابه
Stock Assessment and Reproductive Biology of the Blue Swimming Crab, Portunus pelagicus in Bandar Abbas Coastal Waters, Northern Persian Gulf
Stock assessment and reproductive biology of the blue swimming crab, Portunus pelagicus, in Bandar Abbas coastal waters was conducted from August 2006 to July 2007. A total of 424 male and 348 female crabs were taken to the laboratory for length, weight and reproductive biometry. Estimate of growth parameter of crab showed t asymptotic carapace width (CW) was 172.5 mm, the curvature parameter, ...
متن کاملReproductive biology of the blue swimmer crab (Portunus pelagicus, Decapoda: Portunidae) in five bodies of water on the west coast of Australia
Portunus pelagicus was collected at regular intervals from two marine embayments and two estuaries on the lower west coast of Australia and from a large embayment located approximately 800 km farther north. The samples were used to obtain data on the reproductive biology of this species in three very different envi ronments. Unlike females, the males show a loosening of the attachment of the a...
متن کاملEvaluate of heavy metal concentration in shrimp (Penaeus semisulcatus) and crab (Portunus pelagicus) with INAA method
The level of the heavy metal in green tiger shrimp (Penaeus semisulcatus) and crab (Portunus pelagicus) caught off the Persian Gulf near Bushehr province were investigated. This study was performed to evaluate instrumental neutron activation analysis (INAA) to analyze heavy metal concentration in crab and shrimp whole body tissue. The order of the swimmer crab and shrimp heavy metal concentrati...
متن کاملReproductive biology of Paracentrotus lividus (Echinodermata: Echinoidea) in two contrasting habitats of northernTunisia (south-east Mediterranean)
The reproductive strategies of the sea urchin, Paracentrotus lividus, was studied in the Bay of Tunis. Samples were collected monthly, from September 1993 to August 1995, in two sites which differ in their marine vegetation and their exposure to wave action. Histological examination demonstrated a cycle of gametogenesis with six reproductive stages and a main breeding period occurring between A...
متن کاملReproductive biology of blue swimming crab, Portunus segnis (Forskal, 1775) in coastal waters of Persian Gulf and Oman Sea, Iran
A reproductive biology study of blue swimming crab, Portunus segnis (Forskal, 1775) in the northern Persian Gulf and Oman Sea, was conducted from May 2010 to October 2011. The results showed that the annual sex ratio is not M: F=1:1, with 51.9 % female. All the five stages of ovarian development of P. segnis were observed throughout the year. The size of ovigerous crabs varied from 103 to 155...
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ژورنال
عنوان ژورنال: Journal of Crustacean Biology
سال: 2010
ISSN: 0278-0372,1937-240X
DOI: 10.1651/08-3076.1