Nov 29, 2021 | Marine Animals, News, Pollution, Wildlife Monitoring
The life of young (“lost years”) marine turtles had long been a mystery. Improvements in satellite telemetry now enable to unveil part of it. North Atlantic young green turtles, in particular, seem to actively favor the Sargasso Sea and its natural accumulation of...
Nov 2, 2021 | Marine Animals, News, Wildlife Monitoring
Franciscana dolphins are small cetaceans living along the South American coast. They are threatened, in particular from anthropogenic activities, including fishing gear. Argos can help to better assess their home ranges and behaviors, which should help in protecting...
Oct 7, 2021 | Marine Animals, News, Wildlife Monitoring
Adelie penguins live and breed around Antarctica. As with all penguins, they forage in a three-dimensional environment, ranging horizontally at-sea and diving vertically to capture prey. A recent study analysed the relationship between horizontal and vertical...
Sep 10, 2021 | Marine Animals, News, Wildlife Monitoring
A large population of green turtles is found in Western Australia. Using a database of tracks enables scientists to model their behaviour and help in deciding the protection regulations to enforce. The green turtle (Chelonia mydas) is a highly migratory species of...
Aug 10, 2021 | Marine Animals, News, Wildlife Monitoring
Animal tracking with Argos began in the 1980s. Improved techniques and satellite coverage now allow for much more tracking, with better resolutions. However, old tracks analysed with current methods can help understand issues such as the sleep of whales as is the case...
Jun 16, 2021 | Marine Animals, News, Wildlife Monitoring
Manatees can live in rivers. However, in Africa, dams have been built over rivers, so that mitigation and modifications should be made to let the manatees come and go with the wet and dry seasons. A study examines this in the Senegal River. Manatees are marine mammals...