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Consumption of Antarctic krill Euphausia superba by mackerel icefish, Champsocephalus gunnari off the South Orkney Islands: filling an information gap in the current ecosystem-based management approach
The Antarctic marine ecosystem is largely dominated by Euphausia superba, the most abundant krill species consumed by a wide array of predators,...
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Studies of the Ecology of the Benguela Current Upwelling System: The TRAFFIC Approach
Under the umbrella of SPACES (Science Partnerships for the Adaptation to Complex Earth System Processes in Southern Africa), several marine projects...
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Ecological Consequences of Diet Composition
In this chapter, we learn more specifically about who penguins’ competitors are, whether they are commercial fishing enterprises, other upper food...
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Ectoparasite infestation and host–parasite trophic relationship for Champsocephalus gunnari (Lonnberg, 1905) at South Orkney Islands, Antarctica
An analysis of ectoparasite infestations in Champsocephalus gunnari at South Orkney Islands, Antarctica, was performed, which revealed the...
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Long-Term Population Trends of Patagonian Marine Mammals and Their Ecosystem Interactions in the Context of Climate Change
This chapter reviews the existing data of distribution, population estimates, and trend of the most conspicuous species of pinnipeds and cetaceans in...
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Distribution and diet of cape petrels (Daption capense) attending fishing vessels off the Patagonian Continental Shelf during the non-breeding season in austral winter: insights from on-board censuses and stable isotope analysis
The cape petrel ( Daption capense ) is an abundant procellariform in seabird assemblages attending fishing vessels in the Southwestern Atlantic Ocean....
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Dietary evidence of trophic segregation between Campbell albatross Thalassarche impavida and grey-headed albatross T. chrysostoma at subantarctic Campbell Island
Diet and trophic relationships of New Zealand albatrosses are poorly known, while comprehensive information on their feeding ecology are needed in an...
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Whaling, Seal Hunting and the Effect of Fisheries on Marine Mammals
There are various types of interactions between marine mammals and fisheries, and their presence in the same area inevitably leads to conflicts....
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Recent Evidence of Scale Matches and Mismatches Between Ecological Systems and Management Actions
Purpose of ReviewIn reviewing the most recent literature, this article seeks to assess whether empirical studies support the proposition that scale...
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Seasonal and spatial variations in macrozooplankton quality as food for fish in a Southwest Atlantic Ocean gulf – the role of lipids and fatty acids
Understanding the nutritional quality of macrozooplankton is crucial for elucidating energy and matter fluxes in marine food webs and their value as...
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Effects of Global Climate Changes on Marine Fishery Resources
Since the 1990s of the last century, the world’s marine fisheries have entered a turning point. In 1990, the global marine catch declined for the...
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Size structure of Antarctic krill inferred from samples of Pygoscelid penguin diets and those collected by the commercial krill fishery
In the Antarctic Peninsula, during the chick-rearing period Adélie ( Pygoscelis adeliae ) and gentoo ( P. papua ) penguins feed primarily on Antarctic...
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Implications of Pattern for Ecosystems
Ecosystem processes include primary production, decomposition and nitrogen mineralization, element or energy cycling, and the environmental factors...
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Marine Mammals and Seabirds of Chilean Patagonia: Focal Species for the Conservation of Marine Ecosystems
Chilean Patagonia boasts 100,627 km of coastline, including approximately 40,050 islands and numerous fjords and channels, which generate a high...
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Southern Mediterranean: From Paleochora to Carloforte
It took me more than 3 days, under the push of a moderate wind from the northwest, to cover the 540 nautical miles separating Crete from Lampedusa,...
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Distribution of rorquals and Atlantic cod in relation to their prey in the Norwegian high Arctic
Recent warming in the Barents Sea has led to changes in the spatial distribution of both zooplankton and fish, with boreal communities expanding...
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Pelagos Sanctuary for Mediterranean Marine Mammals: From Tarifa to Sanremo
Before pointing Pontoporia’s bow east again towards home, I made a brief foray into the Atlantic Ocean in the hope of encountering orcas. A...
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Critical Habitats and Biodiversity: Inventory, Thresholds and Governance
Marine habitats are extremely valuable in many ways (e.g., economically, culturally or for subsistence) and provide many necessary services for...
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Demographic and maturity patterns of Antarctic krill (Euphausia superba) in an overwintering hotspot
Overwinter environmental conditions are a major driver of larval survival, recruitment, and reproductive pre-conditioning in Antarctic krill ( Euphausi...
