Despite the disparities in size and volume of marine and freshwater realms, a strikingly
similar number of species is found in each–with 15 150 Actinopterygian fishes in fresh water …

Here, we identify the extant species of marine megafauna (> 45 kg maximum reported
mass), provide a conceptual template for the ways in which these species influence the …

Seafood is an essential source of protein for more than 3 billion people worldwide, yet
bycatch of threatened species in capture fisheries remains a major impediment to fisheries …

The rapid expansion of human activities threatens ocean-wide biodiversity. Numerous
marine animal populations have declined, yet it remains unclear whether these trends are …

Illegal, unreported, and unregulated (IUU) fishing incurs an annual cost of up to US $25
billion in economic losses, results in substantial losses of aquatic life, and has been linked to …

Fishing activity is closely monitored to an increasing degree, but its effects on biodiversity
have not received such attention. Using iconic and well-studied fish species such as tunas …

Marine ecosystems worldwide are under threat with many fish species and populations
suffering from human over-exploitation. This is greatly impacting global biodiversity …

Chemical analysis of calcified structures continues to flourish, as analytical and
technological advances enable researchers to tap into trace elements and isotopes taken up …

Migratory marine species (MMS) include many of the world's most charismatic organisms
such as marine mammals, seabirds, turtles, sharks, and tuna. Many are now among the most …

Large marine protected areas are increasingly being established to meet global
conservation targets and promote sustainable use of resources. Although the factors …