نتایج جستجو برای: freshwater catfish
تعداد نتایج: 33377 فیلتر نتایج به سال:
This study aimed to determine the potential of freshwater fish aquaculture in Minasatene District, Pangkep Regency, South Sulawesi Province. Data collection techniques were carried out by observing location aquaculture, interviewing respondents using questionnaires and documentation. The type data collected is primary data, namely observation regarding distribution locations, types quantities p...
Channel catfish (Ictalurus puncatus) and freshwater drum (Aplodinotus grunniens) are two commercially recreationally important species in large rivers of the Midwestern United States. Understanding their population demographics is essential to managing sustainable populations. In this study, we determined compared size structure, individual growth, mortality estimates channel among Illinois Riv...
the poor performance of fishery subsector is most clearly evidenced by low adoption of fishery production technologies by farmers. the purpose of this research was analyzing influence of socio-economic factors on the adoption of fish production technologies by community-based farmers in cross river state, nigeria. a multistage random sampling technique was used in selecting 60 community-based f...
An experiment on integrated walking catfish-tilapia culture was conducted for 5 months. The walking catfish were stocked at 400 and 800 fish/cage in two 4-m nylon cages, which were suspended in each of two 250-m earthen ponds. Sex-reversed male tilapia (Oreochromis niloticus) were reared at 1 fish/m2 in the open pond. Whereas the catfish were reared with supplemental feed, tilapia were solely d...
Periods of stress are often associated with disease outbreaks in cultured fish, and stress is often characterized by the secretion of cortisol. Although stress and cortisol secretion are highly correlated in fish, the role of cortisol in affecting channel catfish (Ictalurus punctatus) pathogen susceptibility is unclear. The effects of short-term stress and exogenous cortisol administration on c...
The antimicrobial activity of origanum oil (OG) was determined against Salmonella Typhimurium and E. coli O157:H7. The efficacy of catfish gelatin coating containing selected concentrations of OG (0.5%, 1.0%, and 2.0%, v/v) was also investigated in catfish flesh irradiated, inoculated with both bacteria, and stored at selected temperatures. The antimicrobial activity of catfish gelatin coating ...
One of the top species in aquaculture sector, known as striped catfish or Pangasianodon hypophthalmus, is an important and valuable freshwater fish many countries. Due to high demand for this species, their number has declined "threatened" levels. Hence, purpose study analyse genetic variation wild cultured collected from five producers Asian countries; Thailand, Vietnam, Indonesia, India, Phil...
Freshwater fishes have been introduced outside their native range to establish recreational fisheries, but management conflicts arise when such introductions also result in potentially harmful effects on species. In this case study, we focus Blue Catfish Ictalurus furcatus, which were the Chesapeake Bay region and are now considered invasive. many tidal tributaries, increased dramatically abund...
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