Distribution of Nutrients and Changes in Phytoplankton Composition in a Tropical Mesotidal Estuary, Northeastern Brazil
نویسندگان
چکیده
منابع مشابه
Short-term Phytoplankton Dynamics in Response to Tidal Stirring in a Tropical Estuary (southeastern Brazil)
متن کامل
Variations in phytoplankton community in a monsoon-influenced tropical estuary.
In a monsoon-affected tropical estuary, oscillations in freshwater discharge during monsoon shifted the phytoplankton blooms from those adapted to low salinities to high salinities and vice versa. Salinity stratification during monsoon (onset and restart after an intermittent break) favored diatom (Skeletonema) bloom in low-saline surface waters. In high-saline, nutrient-rich bottom waters, Fra...
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Monthly sampling campaigns were carried out between February 2010 and January 2011 to evaluate the spatial and temporal distribution of nutrients (ammonium, nitrite, nitrate, dissolved organic nitrogen, phosphate, dissolved organic phosphorus and silicate) and chlorophyll-a along a salinity gradient in the tropical Cachoeira River estuary, subject to the untreated effluents of a sewage treatmen...
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Phytoplankton diversity, primary and bacterial production, nutrients and metallic contaminants were measured during the wet season (July) and dry season (March) in the Bach Dang Estuary, a sub-estuary of the Red River system, Northern Vietnam. Using canonical correspondence analysis we show that phytoplankton community structure is potentially influenced by both organometallic species (Hg and S...
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پژوهش حاضر به بررسی رابطه بین تسهیم دانش و چابکی سازمانی در شرکت توزیع برق استان اصفهان پرداخته است . ابزار سنجش در این پژوهش پرسشنامه می باشد . به منظور سنجش متغیر تسهیم دانش از پرسشنامه وانگ و وانگ و جهت سنجش چابکی سازمانی از پرسشنامه چاربونیر استفاده شده است . هدف پژوهش حاضر تحلیل رابطه میان تسهیم دانش و چابکی سازمانی از دید کارکنان شرکت توزیع برق استان اصفهان می باشد . جامعه آماری این پژوه...
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ژورنال
عنوان ژورنال: Open Journal of Ecology
سال: 2017
ISSN: 2162-1985,2162-1993
DOI: 10.4236/oje.2017.77032