Diatom-based water quality monitoring in southern Africa: challenges and future prospects

T Dalu, PW Froneman - Water SA, 2016 - journals.co.za
Diatoms are of significant ecological importance in aquatic ecosystems, which stems from
their dynamic position at the base of the trophic web as primary producers. Because diatom …

Diatom community structure in relation to environmental factors in human influenced rivers and streams in tropical Africa

T Shibabaw, A Beyene, A Awoke, M Tirfie, M Azage… - Plos one, 2021 - journals.plos.org
The contemporaneous effect of natural and anthropogenic factors involved in a watershed
contribution to the seasonal and spatial variation of diatom community composition is widely …

[PDF][PDF] Uso de bioindicadores para la evaluación de la calidad del agua en ríos: aplicación en ríos tropicales de alta montaña. Revisión corta

JM García, LF Sarmiento, M Salvador, LS Porras - UGCiencia, 2017 - repository.ugc.edu.co
Este artículo presenta una revisión acerca del uso de bioindicadores para la evaluación de
la calidad del agua en ríos. El objetivo es presentar investigaciones relacionadas con el …

Impact of irrigation based sugarcane cultivation on the Chiredzi and Runde Rivers quality, Zimbabwe

T Nhiwatiwa, T Dalu, L Brendonck - Science of the Total Environment, 2017 - Elsevier
Agriculture is vital in sustaining human livelihoods. However, agriculture as it is currently
practiced, is contributing to the degradation of freshwater ecosystems globally. We …

Assessment of water quality based on diatom indices in a small temperate river system, Kowie River, South Africa

T Dalu, PW Froneman, T Bere - Water SA, 2016 - journals.co.za
This study aimed to assess the impact of land use patterns on water quality and benthic
diatom community structure and to test the applicability of diatom indices developed in other …

[HTML][HTML] Distribution of benthic diatom communities in a permanently open temperate estuary in relation to physico-chemical variables

T Dalu, NB Richoux, PW Froneman - South African Journal of Botany, 2016 - Elsevier
The spatial and temporal patterns in benthic diatom community structure in temperate
permanently open estuaries are poorly understood. In this study, we used a combination of …

Challenges of diatom-based biological monitoring and assessment of streams in developing countries

T Bere - Environmental Science and Pollution Research, 2016 - Springer
Stream biomonitoring tools are largely lacking for many developing countries, resulting in
adoption of tools developed from other countries/regions. In many instances, however, the …

Diatoms as water quality indicators in the upper reaches of the Great Fish River, Eastern Cape, South Africa

M Holmes, JC Taylor - African Journal of Aquatic Science, 2015 - Taylor & Francis
This study focused on the spring-fed upper reaches of the economically important Great Fish
River with the aim of determining if diatoms could be used for biomonitoring in semi-arid …

Colonisation and community structure of benthic diatoms on artificial substrates following a major flood event: A case of the Kowie River (Eastern Cape, South Africa)

T Dalu, PW Froneman, LD Chari, NB Richoux - Water SA, 2014 - ajol.info
A major flooding event that occurred during October–November 2012 caused major
changes in the Kowie River hydromorphology and aquatic communities. The aim of our …

Using multivariate analysis and stable isotopes to assess the effects of substrate type on phytobenthos communities

T Dalu, NB Richoux, PW Froneman - Inland Waters, 2014 - Taylor & Francis
For more than a century, artificial substrates have been employed in phytobenthos studies.
In the present study, we compared the phytobenthos community structure in a field …