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Maruf Mortula, Tarig Ali, Abdallah Bachir, Ahmed Elaksher and Mohamed Abouleish
The last few decades have witnessed a tremendous increase in nutrient levels (phosphorus and nitrogen) in coastal water leading to excessive algal growth (Eutrophication). The presence of large amounts of algae turns the water?s color into green or red, ...
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Hendrata Wibisana,Siti Zainab,Zetta Rasullia Kamandang,Muhammad Rusdi
Pág. 102 - 110
Chlorophyll-a mapping is widely used in the coastal environment. The mapping results can be utilized as guidance for fishing activities. The presence of chlorophyll-a in phytoplankton is much investigated concerning the existence of fish as a source of l...
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Jacopo Agagliate, Rüdiger Röttgers, Kerstin Heymann and David McKee
Models of particle density and of organic carbon and chlorophyll-a intraparticle concentration were applied to particle size distributions and particle real refractive index distributions determined from flow cytometry measurements of natural seawater sa...
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Jacopo Agagliate, Rüdiger Röttgers, Kerstin Heymann and David McKee
Models of particle density and of organic carbon and chlorophyll-a intraparticle concentration were applied to particle size distributions and particle real refractive index distributions determined from flow cytometry measurements of natural seawater sa...
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Beata Ferencz, Magdalena Toporowska and Jaroslaw Dawidek
Due to global warming and increasing water eutrophication, understanding in-lake relationships is paramount to prevent excessive pollution and further negative changes in lakes. The physico-chemical and biological parameters, as well as nutrient variabil...
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Altayeb A. Obaid, Elhadi M. Adam, K. Adem Ali and Tamiru A. Abiye
The Vaal Dam catchment, which is the source of potable water for Gauteng province, is characterized by diverse human activities, and the dam encounters significant nutrient input from multiple sources within its catchment. As a result, there has been a r...
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Xin Pan, Zhangjun Wang, Habib Ullah, Chao Chen, Xiufen Wang, Xianxin Li, Hui Li, Quanfeng Zhuang, Boyang Xue and Yang Yu
The continued increase in greenhouse gas emissions as a result of unprecedented eutrophication has resulted in a rising trend of red tides in the sea, which may be responsible for ecological degradation in the surrounding environment. Studies rarely inve...
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Zhuoran Li, Yushan Li, Wentao Zhu, Xiangbo Liu, Rou-Wen Chen, Aimin Wang and Xiubao Li
Coral?s susceptibility to bleaching is determined by the strength of the intricate mutual relationships among coral symbionts. However, there is limited knowledge about how the symbiotic members of the scleractinian coral Echinopora gemmacea respond to c...
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Yingliang Che, Biyun Guo, Venkata Subrahmanyam Mantravadi, Jushang Wang and Zhaokang Ji
Severe typhoon ?In-Fa? passed through the northwestern region of East China Sea (ECS) in July 2021, affecting oceanic variables such as seawater temperature, salinity, and chlorophyll-a (Chl-a) concentration over the upwelling area. In this study, we ana...
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Zi Yin, Qing Dong, Kunsheng Xiang and Min Bian
To investigate the main modes of interannual variation of chlorophyll-a (Chla) with seasonal evolution and its variation cycle in the North Indian Ocean based on satellite-derived products during 1998?2016, a season-reliant empirical orthogonal function ...
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Thaís R. Benevides T. Aranha, Jean-Michel Martinez, Enio P. Souza, Mário U. G. Barros and Eduardo Sávio P. R. Martins
In this paper, the authors use remote-sensing images to monitor the water quality of reservoirs located in the semiarid region of Northeast Brazil. Sentinel-2 MSI TOA Level 1C reflectance images were used to remotely estimate the concentration of chlorop...
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Yaoyao Gao, Yuanqiu Liu, Bo Chen, Yuzhu Tao, Cheng Cui, Ye Wen, Wenping Deng, Qi Chen and Xi Yuan
In this study, four typical urban landscaping tree species were selected, three open top air chambers with different ozone concentrations were set, and the responses of chlorophyll fluorescence, chlorophyll content and relative conductivity of the trees ...
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Jieun Kim, Hee-Young Yun, Eun-Ji Won, Hyuntae Choi, Seok-Hyeon Youn and Kyung-Hoon Shin
Despite their crucial roles in transporting primary productions in marine food webs, the trophic dynamics of zooplankton throughout the seasons have rarely been studied. In this study, four dominant zooplankton taxa with phytoplankton size composition an...
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Hamdhani Hamdhani, Drew E. Eppehimer, David Walker and Michael T. Bogan
Chlorophyll-a measurements are an important factor in the water quality monitoring of surface waters, especially for determining the trophic status and ecosystem management. However, a collection of field samples for extractive analysis in a laboratory m...
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Peni Pujiastuti,Roesleini J Putri,Suseno Suseno
Pág. 172 - 184
The dominant source of pollutants for floating net cages are fish feed and feces. They cause phosphorus and nitrogen in water increase, trigger eutrophication, marked by the appearance of algae. Algae are green plants, contain chlorophyll-a. The content ...
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Alla V. Varenik and Darya V. Kalinskaya
This paper focuses on the atmospheric dust transport effect on the changes in chlorophyll-A concentration in the Black Sea surface layer. In order to assess the input of nutrients with atmospheric precipitations at the Crimean coast of the Black Sea, the...
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Hyeonji Bae, Dabin Lee, Jae Joong Kang, Jae Hyung Lee, Naeun Jo, Kwanwoo Kim, Hyo Keun Jang, Myung Joon Kim, Yejin Kim, Jae-Il Kwon and Sang Heon Lee
The cellular macromolecular contents and energy value of phytoplankton as primary food source determine the growth of higher trophic levels, affecting the balance and sustainability of oceanic food webs. Especially, proteins are more directly linked with...
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Lu Xia, Hao Liu, Lei Lin and Yueqi Wang
Chlorophyll fronts are important to monitor and map the oceanic front, especially in the season when sea surface temperature (SST) fronts weaken. In this study, surface chlorophyll-a (chl-a) fronts in the Yellow and Bohai seas were characterized for the ...
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Ewa Szpunar-Krok, Marta Janczak-Pieniazek, Karol Skrobacz, Dorota Bobrecka-Jamro and Maciej Balawejder
The biocidal properties of hydrogen peroxide (H2O2) could be used in plant protection. However, the effects of H2O2 foliar spraying on the performance of the potato photosynthetic apparatus are still unclear. A pot experiment was conducted to investigate...
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Ario Damar, Franciscus Colijn, Karl-Juergen Hesse, Luky Adrianto, Yonvitner, Achmad Fahrudin, Fery Kurniawan, Ageng Dwi Prismayanti, Siti Mira Rahayu, Bambang Yudho Rudianto and Agus Ramli
A study of nutrients, underwater light dynamics, and their correlation with phytoplankton biomass was conducted in the tropical estuary of Jakarta Bay, Indonesia, in the dry season during the period from 2001 to 2019. This study analyzed the spatial and ...
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