Comparison of profitability of different densities of Litopenaeus vannamei post larvae stocked in earthen ponds, in two 20-hectares shrimp farms base on semi-intensive and intensive culture system located in Delvar site in Bushehr province was performed, in 2019. The ponds with area of 1.2 and 2...

Background & Objectives: White spot, as one of the infectious viral diseases, has made severe losses in shrimp ponds all over the world. Despite extensive efforts made to deal with and control the disease, white spot continues to be a major health problem in shrimp farms across Iran. In this work, ...

The main objective of the current study was to investigate the effects of ethanolic extract of the Salicornia plant on growth indices, body composition and immunity of the western white leg shrimp juveniles. Experimental treatments consisted of 0 (control), 1, 3 and 5 grams of ethanolic salicornia...

This study was carried out from July to October of 2004. culture of shrimps was done with cooperation of Persian prawn company in 3 hectare earthpounds with density of 180000 PL15 in a time period of 127 days in shrimp culture site of Tiab. Some physicochemical factors were measured such as...

This study was conducted to increase production per unit area in Persian Gulf Shrimp Site (Bandar Mogham) and took in 2010. 6 earthy ponds of 0.8 hectare were used. Shrimp species tested is Litopenaeus vannamei at PL₁₂ age and stocking density was 38 PL/m² done at 5-April, simultaneously. All ponds ...

Features such as providing energy, essential fatty acids needed by fish and aid to absorb fat-soluble nutrients have made fat an important influencing factor in aquaculture. Given the increased global consumption of fish oil in aquaculture, it will be difficult to supply it in the future. The...

A nursery can improve growth indicators and increase production efficiency. This research compared growth indicators, final harvest weight, and survival rate and feed conversion ratio between nursery and un nursery groups. The number of 819,000 pieces of post larvae 12 with density of 13 pieces per ...

In order to investigate the resistance of shrimp against white spot disease by Gracilaria corticata algae, 300 Vannamei shrimp in two groups were fed with and without algae extract for 14 days. At the end of the experiment, half of the shrimp of each group were exposed to the white spot virus....

One of the most important causes of shrimp diseases in wild environment and Farms are Parasitic disease and Gregarines are the reutine parasites in shrimp. This study was conducted in Khouzestan Province to determine the prevalence and intensity of Gregarine parasites in Kiddi shrimp (Prapenaeopsis ...

Effluents from fish farms have high levels of nitrate and phosphate. In the present study, the removal of nitrate and phosphate from aquatic farm effluent was investigated by nanosilica adsorbent modified with mineral pumice. For this purpose, the desired adsorbent was added to 250 ml of effluent...