News

14.06.2019 Animal tracking applications Happy World Sea Turtle Day from Argos

On June 16th, people around the world celebrate the beauty of sea turtles and their importance to the marine ecosystem. CLS, unique operator of the Argos system since 1986, would like to take this occasion to honor the scientists working to understand and protect sea turtles globally.  The Argos system…
loggerhead turtle

14.06.2019 Animal tracking applications Understanding the tracking of three loggerhead turtles with ocean data

Trajectories of loggerhead turtles in the Atlantic ocean and the Mediterranean Sea have been tracked using Argos transmitters. Comparing the tracks with marine environmental data provides a better understanding of the movements of these animals. Photo courtesy of Aquarium La Rochelle SAS. 35 years of monitoring…. For more than 35…
fiordland crested penguin

11.06.2019 Animal tracking applications New Zealand’s Marathon Penguins

New Zealand is home to more penguin species than any other country in the world. The Tawaki penguin, also known as the Fiorland penguin (Eudyptes pachyrhynchus), is one such species that breeds on the New Zealand mainland. With an estimated population size of merely 5,500–7,000 mature birds, Tawaki are very…
An elephant seal track (CEBC/CNRS), with the elephant turning around the low eddy on the right (sea level anomaly map dating from that turn)

29.05.2019 Animal tracking applications Ocean data to better understand marine animals in their environment

Argos satellite tracking makes it possible to follow the paths of tagged animals. This tracking data is invaluable, but sometimes it raises more questions than it answers. Why is the animal making a detour – or even a loop? Does it stay here or there for feeding, or for another…
Argonautica annual meeting 2019 (photo A. Willm for Cnes)

27.05.2019 Testimonies Kids on Argos tracks

Among Argos satellite telemetry users, we have kids and teachers, thanks to the Argonautica STEM educational project from the French Space Agency, Cnes. Representatives met last week to present the work done using the Argos and “Metoc” data in the Annual Argonautica Conference held in Montpellier. Argos has one…
Juvenile male Hen Harrier with an Argos PTT (Credits Les Steele)

17.05.2019 Animal tracking applications Argos helps reveal that British grouse moors are dangerous grounds for hen harriers

Hen Harriers is a protected species of raptor living in Great Britain. Until recently, their behaviour and habits had been observed mostly at specific times and areas. Argos PTTs have enabled monitoring a wide variety of individuals over long periods and studying threats from recreational shooting. The historic ornithological…
king penguins

25.04.2019 Animal tracking applications King penguins: Long-distance champion

The research team at Centre d’Etudes Biologiques de Chizé (CEBC-CNRS) has been using the Argos system since the 1990s to study penguins on Crozet and Kerguelen Islands. One of the researchers from the team, Charles-André Bost, began using the Argos system in 1994 to learn more about the…

24.04.2019 Happy World Penguin Day from Argos

There are 18 species of penguins worldwide, living almost exclusively in the Southern Hemisphere. From the noble Emperor penguin to the smaller, Little penguins, these aquatic birds are extremely endearing and inspiring creatures. Argos satellite tracking has made it possible to study penguins not only in their remote and inhospitable (in…
Little penguins. Copyright Philipp Island Nature Parks.

23.04.2019 Protecting little penguins with Phillip Island Nature Parks

Phillip Island Nature Parks is a unique nature reserve, located on Australia’s Phillip Island, just a two hours’ drive from Melbourne. It is part of the UNESCO Western Port Biosphere Reserve and includes wildlife sanctuaries, wetlands, woodlands and coastal scenery.  Phillip Island Nature Parks has used Argos satellite…

23.04.2019 Animal tracking applications Establishing a marine reserve for Magellanic penguins

From 1996 – 2018, the Center for Ecosystem Sentinels tracked 459 penguins from Punta Tombo using the Argos system, shedding new light on home range, foraging patterns, and how climate change influences these animals. Data collected has been used to design marine protected areas in the Province of Chubut, Argentina.