Nov 28, 2022 | Birds, News, Wildlife Monitoring
Tracking animals help in understanding their behaviour, which can benefit to their protection, even for abundant species such as the common woodpigeons. Their behavioral plasticity, demonstrated by such study should help them in maintaining their population. The...
Nov 17, 2022 | Marine Animals, News, Wildlife Monitoring
Beluga whales are Arctic cetacean very sensitive to noises, including underwater ship noises. For a long time, scarcity of such ships in the region meant it wasn’t a concern. With ice-free routes opening for longer period with global climate change, the question now...
Oct 20, 2022 | Fish, News, Wildlife Monitoring
Smooth hammerhead sharks are a threatened species of shark – as most shark species. Locating their essential habitats, like the nurseries could make a difference in their protection. Argos can help by tracking juveniles. Sharks are among the most threatened...
Sep 28, 2022 | Marine Animals, News, Wildlife Monitoring
A new tag dedicated to large whale has been developped and tested. It enables to record dive behaviors, using a software detection event to better summarize and compress the data to be used during long-range travels over several months. As we saw in a previous...
Sep 26, 2022 | Fish, Goniometer, News, Wildlife Monitoring
Marcus Drymon, Assistant Extension Professor at Mississippi State University Marine Fisheries Specialist and Dr. Greg Skomal, an accomplished marine biologist who we interviewed for Shark Week, were recently able to recover a lost shark tag thanks to NOAA’s Animal...
Sep 23, 2022 | Hardwares, Land Animals, News, Wildlife Monitoring
For over a decade, researchers have been working on improving radio telemetry devices for polar bears. In 2018, the U.S. Fish and Wildlife Service, the World Wildlife Fund, IDEO, and MistyWest teamed up to develop a new Argos-based polar bear ear tag. After two years...
Sep 21, 2022 | Hardwares, Herding, News, Oceanography, Meteorology, Hydrology, Climatology, Pollution, Smart Agriculture, Wildlife Monitoring
We are just few weeks away from the planned launches of two Argos-4 payloads, an advanced satellite instrument that will track the movement of wildlife, as well as critical environmental data around the world. Argos-4 will ensure the continuity of the Argos-2 &...
Sep 12, 2022 | Birds, News, Wildlife Monitoring
The Hudsonian godwit is a migratory bird travelling a marathon, transoceanic flight from South America to Arctic or sub-Arctic North America. Their flight paths tracked using Argos, in relation with variable winds, can help understand how they travel such long...
Sep 1, 2022 | Marine Animals, News, Wildlife Monitoring
At the end of March 2022, Cristina Rodríguez-Cabello researcher of the Spanish Institute of Oceanography (IEO) in Santander (Spain), was working at her Centre when she received an unexpected yet exciting call from France. One of the archival tags she had attached to a...
Aug 31, 2022 | Fish, Goniometer, News, Wildlife Monitoring
Lake charrs are freshwater fish found in the Laurentian Great Lakes (North America), among others. They nearly disappeared, but restoration was successful at least in Lake Superior. Understanding the different habitats of the lake charr ecotypes can help in restoring...
Aug 17, 2022 | Birds, News, Wildlife Monitoring
Protecting critically endangered species aims to better assess where and when the main threats to these species occurs. Using satellite telemetry technology, Philippine eagles were tracked to define their home range and habitat use across their tropical forest...
Aug 1, 2022 | Birds, News, Wildlife Monitoring
Migratory birds, especially those which depend on coastal wetland habitats, are among the threatened animals. Identifying the key sites in their life cycle, including the stopovers used during migration, is important for conservation efforts. Argos satellite...
Jul 26, 2022 | Fish, News, Wildlife Monitoring
“I think anyone who’s used Argos will have to admit that they’ve learned something revelatory. The more we use Argos to track animal movements, the more we see that their movements are far more complex and of greater scale than we ever imagined.” Featured...
Jul 19, 2022 | Marine Animals, News, Wildlife Monitoring
Loggerhead turtles can forage either on continental shelf or in the open ocean. The North Pacific population, nesting whole in Japan show both behaviours. Their foraging areas are pinpointing using isotopic analysis and Argos tracking, to better define conservation...
Jul 5, 2022 | Fish, News, Wildlife Monitoring
Reef manta rays are a vulnerable species. They grow up in protected shallow areas such as lagoons. Tracking them with Argos can help to confirm that a given lagoon is a nursery for this species Photo: a female juvenile reef manta ray sized 220 cm (wingspan; they are...
Jun 20, 2022 | Birds, News, Wildlife Monitoring
Uncovering how young animals learn to move efficiently and find food, is one of the many possible uses of satellite telemetry. Here, researchers from British Antarctic Survey satellite-tracked juvenile grey-headed albatrosses to understand the effect of environmental...
Jun 13, 2022 | Marine Animals, News, Wildlife Monitoring
Harp seal juveniles leave their native ice pack to forage and migrate on their own. Tracking them and recording their dive can help understand how they manage their first year. Ultimately, the question is their plasticity with respect to environmental changes. Photo:...
Jun 9, 2022 | Herding, News, Oceanography, Meteorology, Hydrology, Climatology, Pollution, Smart Agriculture, Wildlife Monitoring
This month we’ve decided to take you back stage to meet Charles Drieu La Rochelle, member of the user support team in France, to find out more about CLS Group’s excellent customer care. What are the most frequently asked questions? When is the team...
May 31, 2022 | Hardwares, Herding, News, Oceanography, Meteorology, Hydrology, Climatology, Pollution, Smart Agriculture, Wildlife Monitoring
Ever wondered how small tags like the one on this cuckoo can communicate with satellites that are up to 650 km away? It all comes down to the highly sensitive receivers that make the Argos system so unique. The slightest radiofrequency interference between the...
May 25, 2022 | Birds, News, Wildlife Monitoring
One of the mysteries of migrant animals is their ability to find their way back and forth during their long-range travels. Several hypothesis were tested on Egyptian geese to try to understand their navigation capacity. It seems they learn their way around. Photo:...
May 10, 2022 | Fish, News, Wildlife Monitoring
Analysis of migrating eels’ tracks can provide with estimate of the rate of predation on them. It seems that half of the migrating silver eels released on the French Mediterranean coast can be consumed by marine mammals before reaching the Gibraltar Straight....
Apr 20, 2022 | Land Animals, News, Wildlife Monitoring
A number of animals are migratory. The hares do not leap to mind when listing migrating animals. However, satellite telemetry confirms arctic hares very probably migrate in Northern Canadian Arctic. A lot of questions have still to be answered on these potential...
Apr 14, 2022 | Marine Animals, News, Wildlife Monitoring
Juvenile sea turtles are cared and rehabilitated at Aquarium La Rochelle, in France. Since 2008, a few of them were equipped with Argos PTTs before being released. Analysis of their tracks could help understand if they were trapped in a nutrient-rich but cold in...
Mar 31, 2022 | Birds, News, Wildlife Monitoring
Red kites are medium-sized partially migratory raptor. They often winter in Spain, but their behaviour there and during those non-breeding periods have not been extensively studied using satellite telemetry. A team used PTTs to understand better this season for those...
Mar 14, 2022 | Birds, Marine Animals, News, Wildlife Monitoring
King penguins are living around Antarctica, breeding on some of the sub-Antarctic islands. A new colony seems to have been established in Magellan strait, showing the high plasticity of the species. Argos enables to better understand the new colony behaviour. King...
Mar 2, 2022 | Marine Animals, News, Wildlife Monitoring
WWF has just published a report using 30 years of tracking for a meta-analysis of whale migration routes over all the oceans. This map of “migration highways” should help in protecting whales in general, but also the whole oceanic ecosystem, since they are a key...
Feb 18, 2022 | Birds, News, Wildlife Monitoring
Tracking a European shorebird called the Black-tailed godwit (Limosa l. limosa) has previously revealed that different populations of godwits have different migratory behaviours (see Black-tailed godwits’ different migration behaviours). Those findings also hinted...
Feb 2, 2022 | Marine Animals, News, Oceanography, Meteorology, Hydrology, Climatology, Wildlife Monitoring
Collecting sea turtle-borne temperature and depth sensor data with Argos satellite telemetry tags helps to sample the first 100 m layer of tropical oceans, where tropical storms and cyclones take their energy. It also enables to understand the behaviour of sea turtles...
Jan 31, 2022 | Marine Animals, News, Wildlife Monitoring
Ringed seals are dependent on sea ice. Throughout the Arctic, including around the Svalbard Archipelago, sea ice is declining rapidly, thus threatening these seals. Their use of a coastal lagoon was studied over several seasons using Argos satellite telemetry, to...
Jan 25, 2022 | Birds, News, Wildlife Monitoring
The Great Knot is an endangered shorebird and a long-distance migrant. Its activity was found to be mainly along the coast and was suspected to have few stopovers; while juveniles were recorded moving approximately 3,000 km within ten days (Tomkovich, 1997). While we...
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