نتایج جستجو برای: based fish farms

تعداد نتایج: 3040224  

Journal: :international journal of environmental research 0

this study evaluates the influence of yanã½klar creek on the water quality of fethiye gulf. accordingly, this study demonstrates (i) change in the water quality of fethiye gulf from 2006 to 2007; (ii) the water quality classification of the yanã½klar creek feeding fethiye gulf; and (iii) how land-based fish farm influences yanã½klar creek water quality in a fethiye-gã¶cek specially protected ar...

2014
Thomas A. A. Adcock

While wind farms have no inherent storage to supply power in calm conditions, this paper demonstrates that large tidal turbine farms in channels have short-term energy storage. This storage lies in the inertia of the oscillating flow and can be used to exceed the previously published upper limit for power production by currents in a tidal channel, while simultaneously maintaining stronger curre...

Journal: :Proceedings. Mathematical, physical, and engineering sciences 2014
Ross Vennell Thomas A A Adcock

While wind farms have no inherent storage to supply power in calm conditions, this paper demonstrates that large tidal turbine farms in channels have short-term energy storage. This storage lies in the inertia of the oscillating flow and can be used to exceed the previously published upper limit for power production by currents in a tidal channel, while simultaneously maintaining stronger curre...

2014
Keshvad Hedayatianfard Mostafa Akhlaghi Hassan Sharifiyazdi

Five common tetracycline resistance genes tet(A), tet(B), tet(M), tet(O) and tet(S) were studied by polymerase chain reaction in 100 bacteria isolated from Iranian fish farms. In the antibiogram test most of the bacteria were either intermediately or completely resistant to tetracycline. Nine isolates out of 46 Aeromonas spp. contained either tet(A/M/S) resistant genes as follows: tet(A) in A. ...

Journal: :Marine pollution bulletin 2014
Leonardo Laiolo Alberto Barausse Zvy Dubinsky Luca Palmeri Stefano Goffredo Yury Kamenir Tariq Al-Najjar David Iluz

The northern Gulf of Aqaba is an oligotrophic water body hosting valuable coral reefs. In the Gulf, phytoplankton dynamics are driven by an annual cycle of stratification and mixing. Superimposed on that fairly regular pattern was the establishment of a shallow-water fish-farm initiative that increased gradually until its activity was terminated in June 2008. Nutrient, water temperature, irradi...

2011
Tim Dempster Pablo Sanchez-Jerez Damian Fernandez-Jover Just Bayle-Sempere Rune Nilsen Pal-Arne Bjørn Ingebrigt Uglem

BACKGROUND Ecological traps form when artificial structures are added to natural habitats and induce mismatches between habitat preferences and fitness consequences. Their existence in terrestrial systems has been documented, yet little evidence suggests they occur in marine environments. Coastal fish farms are widespread artificial structures in coastal ecosystems and are highly attractive to ...

روح الهی, شقایق, سلطانی, مهدی, شفیعی, شفیق, طاهری میر قائد, علی, محمدیان, سمیرا, پیرعلی خیرآبادی, اسماعیل,

Background & Objectives: Sterpococcosis/lactococcosis is an economically important zoonotic disease in aquaculture industry particularly in farmed rainbow trout. The annual loss due to the disease is tens millions US dollars. This descriptive study was aimed to identify the regional distribution of these economically important bacterial diseases in 50 farmed trout in Charmahal-va-Bakhteyari (25...

Journal: :Diseases of aquatic organisms 2016
Anna Maria Eriksson-Kallio Riikka Holopainen Satu Viljamaa-Dirks Pia Vennerström Hanna Kuukka-Anttila Perttu Koski Tuija Gadd

Infectious pancreatic necrosis (IPN) is a contagious viral disease of fish that causes economic losses in aquaculture worldwide. In Finland, IPN virus (IPNV) has been isolated since 1987 from adult fish showing no signs of clinical disease at fish farms located in the coastal areas of the Baltic Sea. The inland area of Finland, however, remained free of IPN until 2012, when fish on several rain...

2012
RANA A. BROWN ERIK V. THUESEN WA

Aquaculture of the geoduck, Panopea generosaGould, 1850, has increased dramatically during the past decade in southern Puget Sound, WA, and the effects of these intertidal aquaculture geoduck beds on local fauna is mostly unknown. This study examined the species composition, relative abundances, and biodiversity indices of mobile benthic fauna in geoduck farm areas of southern Puget Sound. Surv...

2018
Tadaishi Yatabe Simon J More Fiona Geoghegan Catherine McManus Ashley E Hill Beatriz Martínez-López

Salmonid farming in Ireland is mostly organic, which implies limited disease treatment options. This highlights the importance of biosecurity for preventing the introduction and spread of infectious agents. Similarly, the effect of local network properties on infection spread processes has rarely been evaluated. In this paper, we characterized the biosecurity of salmonid farms in Ireland using ...

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