Search Results - "Human, L. R.D."
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Nursery provision of red-algal habitats in temperate Algoa Bay, South Africa
Published in Marine biology (01-09-2024)“…This study examines the importance of both macroalgal heterogeneity and specific macroalgal species or morphotypes to nursery provision for juvenile sparids (…”
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Blue carbon stocks in southern Africa's Endangered seagrass Zostera capensis
Published in Estuarine, coastal and shelf science (05-05-2023)“…Blue carbon research, although rapidly expanding, still requires site- and species-specific assessments to inform decision-making and policy formation. In this…”
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Wetland plants as indicators of heavy metal contamination
Published in Marine pollution bulletin (15-03-2015)“…•We investigated the metal accumulating ability in three plant species.•(Cd, Cu, Pb, and Zn) were found in higher concentrations in the roots.•Results indicate…”
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Observations on the distribution and abundance of a green tide along an intertidal shore, Knysna Estuary
Published in South African journal of botany (01-11-2016)“…Observations on an unexpected bloom of Ulvales taxa in the Knysna River Estuary, South Africa, were made between summer 2014/15 and through the winter and…”
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Insights into the cause of an Ulva lactuca Linnaeus bloom in the Knysna Estuary
Published in South African journal of botany (01-11-2016)“…Recently a large bloom of opportunistic macroalgae, with Ulva lactuca as the dominant species, covered the lower reach of the permanently open Knysna Estuary…”
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Natural nutrient enrichment and algal responses in near pristine micro-estuaries and micro-outlets
Published in The Science of the total environment (15-05-2018)“…•Naturally-occurring pristine estuarine ecosystems are rare worldwide.•Drivers and state shifts in algae were assessed in estuaries of varying quality.•Algal…”
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Responses in a temporarily open/closed estuary to natural and artificial mouth breaching
Published in South African journal of botany (01-11-2016)“…The Great Brak Estuary is a temporarily open/closed estuary located on the south coast of South Africa. The construction of the Wolwedans Dam in the catchment…”
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Investigation into the mortality of mangroves at St. Lucia Estuary
Published in South African journal of botany (01-11-2016)“…Lake St. Lucia is the largest estuarine lake in South Africa and is a UNESCO World Heritage Site. The St. Lucia Estuary resides in a poor state due to drought…”
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Is the largest African penguin colony in South Africa influencing local ocean productivity?
Published in African journal of marine science (02-10-2021)“…In coastal waters, nutrient supplies originate principally from allochthonous sources, such as inputs from rivers, estuaries or oceanic waters. Recently, it…”
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Nutrient fluxes from sediments pose management challenges for the Knysna Estuary, South Africa
Published in African journal of aquatic science (02-04-2020)“…This study investigated seasonal dynamics of benthic nutrient fluxes using in situ benthic chambers deployed over a 24-hour period at the sediment water…”
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Characterisation of selected micro-estuaries and micro-outlets in South Africa using microalgal, zooplanktonic and macrozoobenthic assemblages
Published in African journal of aquatic science (06-12-2019)“…South Africa has approximately 200 micro-estuaries and micro-outlets along its more than 3 000 km of coastline. Many of these microsystems (i.e. micro-outlets…”
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Reeds as indicators of nutrient enrichment in a small temporarily open/ closed South African estuary
Published in African journal of aquatic science (01-08-2011)“…This study investigated the use of δ¹⁵N levels in Phragmites australis reeds as an indicator of nutrient input into the small temporarily open/closed East…”
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