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Now showing items 21-30 of 38
A cursory look at the fishmeal/oil industry from an ecosystem perspective
(Frontiers Media, 2021)
By supporting the fishmeal industry, are we competing with marine predators? Should
we be taking away food from marine predators to subsidize agriculture? If not for
human consumption, should forage fish be left in the ...
Community and marine conservation in South Africa: Are we still missing the mark?
(Frontiers Media, 2022)
Marine Protected Areas (MPAs) in South Africa have a long history with currently 5%
of the mainland’s ocean territory protected. The MPAs are celebrated and appreciated
for their representative coverage of several habitat ...
Giants and titans: First records of the invasive acorn barnacles Megabalanus tintinnabulum (Linnaeus, 1758) and Megabalanus coccopoma (Darwin, 1854) on intertidal rocky shores of South Africa
(Regional Euro-Asian Biological Invasions Centre (REABIC), 2022)
During intertidal rocky shore surveys on the east coast of South Africa in 2018, the
non-indigenous giant purple barnacle Megabalanus tintinnabulum (Linnaeus, 1758),
a well-known fouling and globally-invasive species, ...
Marine seismic surveys for hydrocarbon exploration: What’s at stake?
(Academy of Science of South Africa, 2022)
With a coastline extending approximately 3900 km, South Africa exercises jurisdiction over a vast Exclusive
Economic Zone (EEZ) that exceeds 1.5 million km2
.
1
South Africa is located at an ecologically important ...
Self-maintaining or continuously refreshed? The genetic structure of Euphausia lucens populations in the Benguela upwelling ecosystem
(Oxford University Press, 2013)
Populations of Euphausia lucens over the shelf of the southern Benguela upwelling
region could be self-maintaining. Alternatively, they could be continually refreshed
by expatriates from the SWAtlantic that enter the ...
Climate change in coastal waters: Time series properties affecting trend estimation
(AMS, 2016)
In South Africa, 129 in situ temperature time series of up to 43 years are used for investigations of the
thermal characteristics of coastal seawater. They are collected with handheld thermometers or underwater
temperature ...
First report of the melobesioid alga (Corallinales, Rhodophyta) Mesophyllum incisum (Foslie) Adey in South Africa
(Elsevier, 1997)
Mesophyllum incisum is reported and studied for the first time in South Africa. It has a th all us surface (SEM) with
Leptophyturn-type epithallial cells. TetraJbisporangial conceptacles are mound-like and lack a peripheral ...
Metabarcoding of zooplankton to derive indicators of pelagic ecosystem status
(Academy of Science of South Africa, 2022)
Zooplankton play a key role in marine food webs and carbon cycling and are useful indicators of climate-related changes and ocean health in pelagic ecosystems. Zooplankton are traditionally identified to species through ...
Environmental response and ph tolerance of induced co2 in ulva rigida c.agardh, 1823(Chlorophyta) under controlled conditions
(PAS FORUM, 2022)
The increase in integrated multitrophic aquaculture (IMTA), where seaweed (particularly Ulva rigidaC.Agardh, 1823) is
used as a feedstock and a wastewater scrubber in South African IMTA systems, has necessitated research ...
In a rough spot: Declines in Arthroleptella rugosa calling densities are explained by invasive pine trees
(Wiley, 2023)
Basing conservation interventions on evidence is important for justifying their associated cost and gauging their effectiveness. For amphibians, the number of studies available to support conservation ...