نتایج جستجو برای: Peneaus semisulcatus
تعداد نتایج: 155 فیلتر نتایج به سال:
This experiment was carried out in Bandargah Station in Bushehr province. Peneaus semisulcatus larvae were fed on Spirulina platensis as supplementation microalgae. In order to use spirulina platensis in this study, we have to produce biomass and dry production of this microalga. Determination of length and survival rate of Peneaus semisulcatus larvae was carried out as the objective of the s...
This experiment was carried out in Bandargah Station in Bushehr province. Peneaus semisulcatus larvae were fed on Spirulina platensis as supplementation microalgae. In order to use spirulina platensis in this study, we have to produce biomass and dry production of this microalga. Determination of length and survival rate of Peneaus semisulcatus larvae was carried out as the objective of the s...
The green tiger shrimp (Penaeus semisulcatus) is an economically important species among native Iranian Shrimps. Microsatellite loci were developed for population genetic assessment of this species in Iranian waters. A total of eight polymorphic microsatellite loci were developed and tested on 40 individuals. The number of alleles per locus ranged from 5 to 12 with average of 7.38 per locus. Th...
DNA-based molecular markers for differentiation of five penaeid shrimps (Penaeus monodon, P. semisulcatus, Feneropenaeus merguiensis, Litopenaeus vannamei and Marsupenaeus japonicus) were developed based on polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP) and single-stranded conformation polymorphism (SSCP) of 16S ribosomal (r) DNA. Differentiation of P. monodon, P....
The osmoregulatory ability and salinity tolerance of four species of decapod crustaceans (Decapoda: Natantia) were evaluated to test the degree of physiological adaptation to variations in salinity (2 d exposure to 10, 20, 25 and 32. The ecophysiological salinity tolerance of two penaeids (Metapenaeus joyneri and Penaeus semisulcatus) and two palaemonid species (Palaemon pacificus and Exopalaem...
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...
The size-frequency distribution of the commercial catch is often used as the basis of fisheries stock assessments (Pauly and Morgan, 1987; Gulland and Rosenberg, 1992) because most dynamic processes of populations (growth, survival, recruitment) are reflected in changes in this distribution. The data are generally collected, often at great expense, by sampling the catch at landing sites and mar...
The effects of habitat characteristics (mangrove creek, sandflat, mudflat and seagrass meadow) water salinity, temperature, and depth on the density, spatial distribution and size distribution of juveniles of five commercially important penaied shrimp species (Metapenaus monoceros, M. stebbingi, Fenneropenaeus indicus, Penaeus japonicus and P. semisulcatus) were investigated during a high shrim...
To assess potential indices of nutritional condition, we examined changes in lipid content and the blood refractive index (BRI) of postlarval, juvenile and adult prawns (Penaeus spp.) that had been starved or fed to different levels of satiation. The whole-body lipid content (WBL) of small juvenile P. esculentus (20–120 mg wet weight) decreased significantly after 12 h of starvation. The WBL of...
Bir yıllık süreyi kapsayan bu çalışmada, Kuzey Doğu Akdeniz’de dip trol balıkçılığında avlanan karides türlerinin aylar, bölgeler, sahilden uzaklık ve derinliklere göre av kompozisyonu ile verimliliklerinin belirlenmesi amaçlanmıştır. Çalışma 200 km uzunluğundaki deniz alanında belirlenen beş farklı istasyonda 40 adet operasyonu gerçekleştirilmiş toplamda 153 saat 2 dakika aktif çekimi yapılmış...
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