Squid are pelagic and feed on a range of prey, including fish, cephalopods, and crustaceans, with their diet shifting over their lives. They play a key role in the Southern…
The Southern Ocean is critical to the rest of the oceans, accounting for one-third of global carbon dioxide sequestration and playing an important role in mitigating climate change by lowering…
Squid species in the Southern Ocean play a crucial role in the ecosystem by acting as a link between lower trophic levels and top predators. Despite their importance, there have…
Trace and rare earth elements compounds present in the marine environment are mainly transferred through the diet of organisms. Given the significance of seafood as a source of essential nutrients…
Most of the human population does not know and has probably never heard of the Antarctic krill species (Euphasia superba). However, this small marine species is designated by many scientists…
Fisheries play a critical role in the conservation of many marine vertebrates, whether by bycatch, collision with vessels, or overfishing their food resource. An example of marine vertebrates that face…
Bottom trawling, as its name implies, consists of a large conical net with a wide mouth and a small, closed end. In this type of fishing, the result is the…
We often take for granted today was once severely threatened and continues to demand strong protection. An example of this situation was the countless species of whales commercially exploited during…
The polar environments possess extreme light conditions, with midnight sun periods and polar nights[1]. Zooplankton[2] species have adapted different strategies to survive the polar night, reducing their activity in comparison…
Narwhals are cetaceans that inhabit the Arctic Ocean with a very curious particularity: a long tusk that has been the inspiration for many fantastic stories. For example, the existence of…