Search Results - "African journal of aquatic science"

An Estuary Ecosystem Classification that encompasses biogeography and a high diversity of types in support of protection and management by van Niekerk, L, Adams, JB, James, NC, Lamberth, SJ, MacKay, CF, Turpie, JK, Rajkaran, A, Weerts, SP, Whitfield, AK

“…For nearly three decades, the Whitfield (1992) characterisation scheme served as a reference framework to type South African estuaries. We outline a revised…”
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Nutrient enrichment as a threat to the ecological resilience and health of South African microtidal estuaries by Adams, JB, Taljaard, S, van Niekerk, L, Lemley, DA

“…Nutrient pollution in South African estuaries is described using a Driver-Pressure-State-Impact-Response framework. The root cause ('driver') of deteriorating…”
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Eutrophication of Ethiopian water bodies: a serious threat to water quality, biodiversity and public health by Fetahi, T

“…Freshwater ecosystems provide several ecological and economic services. However, these ecosystems in Ethiopia are deteriorating, because of economic growth,…”
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Green technology for bioremediation of the eutrophication phenomenon in aquatic ecosystems: a review by El-Sheekh, Mostafa, Abdel-Daim, Mohamed M, Okba, Mohamed, Gharib, Samiha, Soliman, Asgad, El-Kassas, Hala

“…Eutrophication is a serious phenomenon that leads to vigorous algal blooms that alters the structure of ecosystems. It is caused by non-point sources of…”
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Salt marsh elevation and responses to future sea-level rise in the Knysna Estuary, South Africa by Raw, JL, Riddin, T, Wasserman, J, Lehman, TWK, Bornman, TG, Adams, JB

“…Sea-level rise is a significant threat to salt marshes. However, these habitats can respond by increasing their relative elevation, or by migrating into…”
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Molluscicidal effects of Persicaria senegalensis on terrestrial snails Cornu aspersum in South Africa by Mathole, MC, King, PH

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Life-history of invasive common carp, Cyprinus carpio , within a natural lake (Groenvlei), South Africa by Mukhari, DL, Mofu, L, Lombard, AT, Attwood, CG, Witteveen, M, Smith, MKS, Cowley, PD, Weyl, OLF, Pegg, J

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Comparative analysis of habitat structure and macroinvertebrate assemblages in headwater streams of Odzi sub-catchment, Chimanimani District, Zimbabwe, post Cyclone Idai-induced flooding by Mamvura, Brian, Mwedzi, Tongayi, Utete, Beaven

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Molecular evidence reveals fish-pathogenic Aphanomyces spp. (Oomycetes: Saprolegniales) on new host of the threatened seasonal cyprinodont fish Nothobranchius spp. (Teleostei: Cyprinodontiformes) in south-eastern Democratic Republic of Congo by Nagy, Béla

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Space and spatially structured environmental variables account for variation in blackfly and mayfly communities in sub-tropical South African rivers by Ramulifho, PA, Foord, SH, Rivers-Moore, NA

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Assessing the extent to which African wetland inventories can report to the global targets on biodiversity, including Goal A of the Global Biodiversity Framework by Sadiki, MM, van Deventer, H, Hansen, CD

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Per-recruit analysis and proposed sustainable harvest strategy for rednose labeo Labeo rosae and Mosambique tilapia Oreochromis mossambicus in Flag Boshielo Dam, Olifants River, South Africa by Marr, SM, Hlungwani, HA, Weyl, OLF, Sara, JR

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A review of the reported and future potential ecological impacts of the invasive freshwater snail Tarebia granifera in South Africa by Pearson, JJ, Gerber, R, Malherbe, W, Smit, NJ, de Necker, L

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Perceptions and knowledge about the use of biological indicators in freshwater ecosystem monitoring in Rwanda by Nzarora, A, Cocquyt, C, Nzibaza, V, Nsengimana, V, Mugume, PJ, Kaplin, BA

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Trends in chemical pollution and ecological status of Lake Ziway, Ethiopia: a review focussing on nutrients, metals and pesticides by Merga, LB, Mengistie, AA, Faber, JH, Van den Brink, PJ

“…Aquatic ecosystems contribute to human well-being by delivering ecosystem services, but their protection has been given low priority in Africa. Lake Ziway in…”
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Spatial and seasonal variation of microplastics and surface water quality of the Njoro River and Lake Nakuru ecosystems, Kenya by Chui, Petra Kienyiy, Kirui, Bernard Kibet, Obonyo, Meshack Amos

“…High levels of plastic pollutants threaten aquatic habitats as the plastic materials are ingested by aquatic organisms as food. This study assessed seasonal…”
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Water-quality assessment and spatial distribution of water-quality parameters of Dodoma Urban, Tanzania by Mdee, OJ, Mndolwa, B, Sadiki, N

“…The study was conducted in 2022 in shallow wells and deep boreholes owned by residents, to investigate the water quality status in the emerging developing area…”
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The impact of printing industry effluent on the growth and antioxidant response of the freshwater green microalga Chlorella sorokiniana by Okpanachi, IY, Aminu, U, Jolaoso, AO, Yusufu, WN, Abdulmalik, E, Chia, MA

“…Contamination of aquatic ecosystems with printing industry wastewater is a serious concern because of the toxicity associated with the effluent components and…”
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Comparison of the acute toxicity and behavioural effects of two pyrethroids on African catfish Clarias gariepinus fingerlings by Ogueji, EO, Ekpenyong, JJ, Amana, GU, Tabi, EB, Okey, IB, Olaolu, MO, Nwakpa, JN

“…Two of the most-commonly used pyrethroid insecticides were subjected to static bioassays to determine their acute toxicity to Clarias gariepinus fingerlings,…”
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Distribution and host preference of a potential biocontrol agent with a new association for the alien water lily Nymphaea mexicana in South Africa by Reid, MK, Sutton, GF, Coetzee, JA, Gettys, LA, Hill, MP

“…Although classical biological control makes use of natural enemies from the native range of an invasive alien species, there are occurrences in which species…”
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