J. Machiwa

发表

Spatio-temporal variations in physicochemical water quality parameters of Lake Bunyonyi, Southwestern Uganda

Alex Saturday, T. Lyimo, J. Machiwa, 2021, SN Applied Sciences.

Investigating the distribution and fate of Al, Cd, Cr, Cu, Mn, Ni, Pb and Zn in sewage-impacted mangrove-fringed creeks of Kenya, Tanzania and Mozambique

J. N. Kamau, D. Munga, P. Kuschk, 2015, Journal of Soils and Sediments.

Coastal Marine Pollution in Dar es Salaam (Tanzania) relative to Recommended Environmental Quality Targets for the Western Indian Ocean

J. Machiwa, 2010 .

Nature of suspended particulate matter and concentrations of heavy metals in sediment in the southern part of Lake Victoria, East Africa

J. Machiwa, J. Machiwa, 2010 .

Assessment of Heavy Metal Pollution in Sediment and Polychaete Worms from the Mzinga Creek and Ras Dege Mangrove Ecosystems, Dar es Salaam, Tanzania

J. Machiwa, A. Mtanga, 2009 .

Heavy metal pollution levels in water and oysters, Saccostrea cucullata, from Mzinga Creek and Ras Dege mangrove ecosystems, Tanzania

J. Machiwa, A. Mtanga, 2007 .

An empirical model of the fate of organic carbon in a mangrove forest partly affected by anthropogenic activity

J. Machiwa, R. Hallberg, 2002 .

The Western Indian Ocean: A Wealth of Life-Supporting Ecosystem Goods and Services

S. Diop, J. Ducrotoy, J. Machiwa, 2016 .

Estuaries: A Lifeline of Ecosystem Services in the Western Indian Ocean

S. Diop, J. Machiwa, P. Scheren, 2016 .

Spatial and temporal variations of faecal indicator bacteria in Lake Bunyonyi, South-Western Uganda

Alex Saturday, T. Lyimo, J. Machiwa, 2021, SN Applied Sciences.

Assessment of Ecological Risk of Heavy Metals Using Probabilistic Risk Assessment Model (AQUARISK) in Surface Sediments from Wami Estuary, Tanzania

J. Machiwa, D. Shilla, S. Sawe, 2021, BioMed research international.

Modelling nitrogen transformation in the Lake Bunyonyi ecosystem, South-Western Uganda

Alex Saturday, T. Lyimo, J. Machiwa, 2022, Applied Water Science.

Polycyclic aromatic hydrocarbon (PAH) contamination of surface sediments and oysters from the inter-tidal areas of Dar es Salaam, Tanzania.

W. Brack, J. Machiwa, G. Streck, 2009, Environmental pollution.

Concentration and Biomagnification of Heavy Metals in Biota of the Coastal Marine Areas of Tanzania

J. Machiwa, D. Shilla, Sharifa Omar Bungala, 2017 .

Heavy Metal Contamination and Potential Ecological Risks in Surface Sediments along Dar es Salaam Harbour Channel

J. Machiwa, H. Pratap, Flora Stephano, 2021 .

Temporal and spatial distribution of trace metals in the Rufiji delta mangrove, Tanzania

J. Machiwa, J. Routh, A. Minu, 2018, Environmental Monitoring and Assessment.

Modelling nitrogen transformation in the Lake Bunyonyi ecosystem, South-Western Uganda

Alex Saturday, T. Lyimo, J. Machiwa, 2022, Applied Water Science.

Stable Carbon and Nitrogen Isotopic Signatures of Organic Matter Sources in Near-Shore Areas of Lake Victoria, East Africa

J. Machiwa, 2010 .

Distribution and sources of organic matter in the Rufiji Delta in Tanzania: Variability and environmental implications

J. Machiwa, J. Routh, A. Minu, 2020 .

Influence of land use patterns on some limnological characteristics in the south-eastern part of Lake Victoria, Tanzania

J. Machiwa, C. Lugomela, S. Shayo, 2011 .

Recent trends in accumulation rate, elemental and isotopic composition of organic matter in the Magu bay, Lake Victoria

J. Machiwa, C. Lugomela, A. Muzuka, 2009 .

Assessment of enrichment, geo-accumulation and ecological risk of heavy metals in surface sediments of the Msimbazi mangrove ecosystem, coast of Dar es Salaam, Tanzania

J. Machiwa, D. Shilla, S. Sawe, 2019, Chemistry and Ecology.

Spatial and temporal variations of trophic state conditions of Lake Bunyonyi, south-western Uganda

Alex Saturday, T. Lyimo, J. Machiwa, 2022, Applied Water Science.

Heavy Metal Levels in Paddy Soils and Rice ( Oryza sativa (L)) from Wetlands of Lake Victoria Basin, Tanzania

J. Machiwa, 2010 .

Distribution and Speciation of Heavy Metals in Water and Sediments of the Coastal Marine Areas of Tanzania

J. Machiwa, D. Shilla, Sharifa Omar Bungala, 2021, Journal of Environmental Protection.

Heavy metal contamination of mangrove sediments and the associated biota in Dar es Salaam, Tanzania

J. Machiwa, Sd Mremi, 2004 .

Anthropogenic Pollution in the Dar es Salaam Harbour Area, Tanzania.

J. Machiwa, 1992 .

Lateral fluxes of organic carbon in a mangrove forest partly contaminated with sewage wastes

J. Machiwa, 1999 .

Differences in trophic resources and niches of two juvenile predatory species in three Pangani estuarine zones, Tanzania: stomach contents and stable isotope approaches

J. Machiwa, D. Shilla, A. Mwijage, 2018, Journal of Biological Research-Thessaloniki.

Important organic matter sources and trophic pathways for the nutrition of Hilsa kelee (Cuvier, 1829) and Valamugil buchanani (Bleeker, 1853) in Pangani macro-tidal estuary, Tanzania

Jing Zhang, Ying Wu, J. Machiwa, 2018, Chemistry and Ecology.

Diet dynamics and feeding strategies of Hilsa kelee (Cuvier, 1829) and Valamugil buchanani (Bleeker, 1853) in the Pangani Estuary, Tanzania: Insights from stomach contents and fatty acid biomarkers

J. Machiwa, D. Shilla, A. Mwijage, 2017 .

Metals in Nile Perch (Lates niloticus) and Suspended Particulate Matter From Lake Victoria, Tanzania

J. Machiwa, 2005, Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.

Impaired Growth Performance of Wami Tilapia Juveniles (Oreochromis urolepis) (Norman, 1922) Due to Microplastic Induced Degeneration of the Small Intestine

J. Machiwa, F. Khan, D. Shilla, 2022, Microplastics.

Environmental assessment of mercury contamination from the Rwamagasa artisanal gold mining centre, Geita District, Tanzania.

J. D. Appleton, J. Machiwa, H. Taylor, 2005, The Science of the total environment.

Assessment of Sediment and Benthic Macrofauna Distribution at Dar es Salaam Harbour Channel

J. Machiwa, H. Pratap, B. Mwakisunga, 2020 .

The influence of land-use patterns in the Ruvu river watershed on water quality in the river system

J. Machiwa, Elizabeth Ngoye, 2004 .

Phytoplankton and Nutrients Studies in Magu bay, Speke gulf, Lake Victoria, (Tanzania) following the 2001 principal Rain Season

J. Machiwa, C. Lugomela, A. Muzuka, 2005 .

Distribution of heavy metals in sediments of Mwanza Gulf of Lake Victoria, Tanzania.

J. Machiwa, J F Machiwa, M. Kishe, 2003, Environment international.

Spatial and temporal variations of phytoplankton composition and biomass in Lake Bunyonyi, South-Western Uganda

Alex Saturday, T. Lyimo, J. Machiwa, 2022, Environmental Monitoring and Assessment.

Histomorphological Damage in the Small Intestine of Wami Tilapia (Oreochromis urolepis) (Norman, 1922) Exposed to Microplastics Remain Long after Depuration

J. Machiwa, F. Khan, D. Shilla, 2022, Microplastics.

Spatial and temporal variations of trophic state conditions of Lake Bunyonyi, south-western Uganda

Alex Saturday, T. Lyimo, J. Machiwa, 2022, Applied Water Science.

d13C Signatures of Flora, Macrofauna and Sediment of a Mangrove Forest Partly Affected by Sewage Wastes

J. Machiwa, 2000 .

Heavy metal content in coastal sediments off Dar es Salaam, Tanzania

J. Machiwa, 1992 .

Processes Governing the Retention of Phosphorus and Nitrogen in Nyashishi Wetland

J. Machiwa, B. Sekadende, Fredrick Mwanuzi, 2014 .

Lead (Pb) contamination trends in Msimbazi estuary reconstructed from 210Pb-dated sediment cores (Msimbazi River, Tanzania)

J. Machiwa, D. Shilla, S. Sawe, 2020 .

Differences in trophic resources and niches of two juvenile predatory species in three Pangani estuarine zones, Tanzania: stomach contents and stable isotope approaches

J. Machiwa, D. Shilla, A. Mwijage, 2018, Journal of Biological Research-Thessaloniki.

Effect of an impoundment on nutrient dynamics in the Kihansi River, Tanzania

T. Hein, F. Schiemer, J. Machiwa, 2008 .