Publications matching your search query
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Invasive species are a significant threat to marine ecosystems, contributing to biodiversity loss and ecosystem … changes. Biofouling, the accumulation of aquatic organisms on vessel hulls, is one of the main pathways for … invasive species worldwide…
Programs for the measurement of atmospheric carbon dioxide using infra-red gas analysis techniques, have now been conducted by CSIRO in the Australian/Antarctic region of the Southern Hemisphere for over fifty years. In this report…
Marine protected areas (MPAs) are a commonly used management tool to safeguard marine life from anthropogenic impacts, yet their efficacy often remains untested.
Background … The Antarctic is an extreme environment for plants. Several invasive plant species, however, have invaded the sub-Antarctic Southern Ocean islands and increasingly threaten the vulnerability of maritime and continental Antarctica, particularly with changes in climate.
Marine protected areas (MPAs) are a commonly used management tool to safeguard marine life from anthropogenic impacts, yet their efficacy often remains untested.
Due to its persistence and potential ecological and health impacts, mercury (Hg) is a global pollutant of major concern that may reach high concentrations even in remote polar oceans. In contrast to the Arctic Ocean…
Human activities in Antarctica pose significant threats to marine ecosystems through accidental fuel spills, primarily as aresult of shipping incidents. This risk is likely to increase due to rises in shipping frequency in the Southern Ocean.
Antarctica is often considered a pristine wilderness, however, as human occupation and activities in the region increase, it is becoming increasingly apparent that this is not the case.
1. Although marine protected areas (MPAs) are often established to protect threatened top-order … predators, there is a paucity of data that can be used to evaluate their efficacy in achieving this … purpose. 2.
Supervised dive classification is a commonly used technique for categorising time-depth profiles of diving … vertebrates. Such analyses permit the description and quantification of dive behaviour and foraging tactics, and highlight feeding locations. Ideally…
In our recent study on the population genetic structure of … short-beaked common dolphins Delphinus delphis in southern … Australia (Bilgmann et al., 2008) we unequivocally … showed a high level of genetic differentiation between the … local common dolphin population in South Australia (SA)…
Line setters are used with integrated weight (IW) (50 g m–1 lead core) longlines by some autoline vessels in the Kerguelen and Crozet Islands Patagonian toothfish (Dissostichus eleginoides) fisheries to deter seabirds, ostensibly by expediting gear sink rates.
Growth conditions in Antarctica are extreme, and the few plants that can … grow there are exposed to a highly seasonal, rapidly variable and often … extreme climate. In recent decades, these plants have also been exposed to … increased levels of UV-B radiation (UV-BR)…
Based to a large degree on the precedent set by CCAMLR in 1991, the streamer line has … become the primary, and most commonly prescribed, seabird mitigation device in world … longline fi sheries. This paper reviews CCAMLR streamer line requirements (Conservation … Measure 25-02 (2002)…
The process of marking otherwise indistinguishable animals … as individuals (and following them through subsequent … phases of their lives) has been central to numerous advances … in animal ecology, management, and conservation (Caughley … and Gunn 1996). Indeed…
Although guidelines exist for approaches to Weddell seals (Leptonychotes weddellii) in … Antarctica, there has been no scientific assessment of the effectiveness of these guidelines in … minimising disturbance to the seals.