The two most urgent and interlinked environmental challenges humanity faces are climate
change and biodiversity loss. We are entering a pivotal decade for both the international …

There have been efforts around the globe to track individuals of many marine species and
assess their movements and distribution, with the putative goal of supporting their …

The Southern Ocean supports ecosystem services that are important on a global scale.
Climate change and human activities (tourism, fishing, and research) will affect both the …

The massive number of seabirds (penguins and procellariiformes) and marine mammals
(cetaceans and pinnipeds)–referred to here as top predators–is one of the most iconic …

Climate change and other human activities are causing profound effects on marine
ecosystem productivity. We show that the breeding success of seabirds is tracking …

Antarctic krill is a major prey species for a diverse array of Southern Ocean predators. The
amount of krill that predators consume, and how this changes over space and time, is a key …

Penguins face a wide range of threats. Most observed population changes have been
negative and have happened over the last 60 years. Today, populations of 11 penguin …

The objective of the ecosystem approach to fisheries management is to sustain healthy
marine ecosystems and the fisheries they support. One of the earliest implementations was …

Aim Marine protected areas can serve to regulate harvesting and conserve biodiversity.
Within large multi‐use MPAs, it is often unclear to what degree critical sites of biodiversity …

Blue whales Balaenoptera musculus at South Georgia were heavily exploited during 20 th
century industrial whaling, to the point of local near-extirpation. Although legal whaling for …