Salvaged sea glider shows wide extent of Chinese surveillance
Chinese sea gliders are roving far and wide across regional seas, as the latest discovery in Indonesia indicates.
Indonesian fishermen discovered an unmarked sea glider on 20 December, but it is highly likely that it was a Chinese-operated AUV tasked with collecting oceanographic data.
Pictures of the salvaged vehicle show it is identical to the Chinese-built Haiyi (which translates as Sea Wing). The Tianjin University-designed platform has a 1,500km range and 60-day endurance.
Such a sea glider is unpowered, using variable buoyancy for propulsion. It collects environmental data such as water salinity, temperature, turbidity and chlorophyll and oxygen levels.
The fishermen found it near Selayar Island to the south of Sulawesi. This places it on the fringes of
Already have an account? Log in
Want to keep reading this article?
More from Uncrewed Vehicles
-
![Cummings Aerospace showcases Hellhound loitering munition designed for US Army’s LASSO programme (video)]()
Cummings Aerospace showcases Hellhound loitering munition designed for US Army’s LASSO programme (video)
Cummings Aerospace presented its turbojet-powered Hellhound loitering munition at SOF Week 2025, offering a man-portable solution aligned with the US Army’s LASSO requirements.
-
![SOF Week 2025: PDW unveils attritable FPV drone for SOF operations at scale]()
SOF Week 2025: PDW unveils attritable FPV drone for SOF operations at scale
PDW has revealed its Attritable Multirotor First Person View drone at SOF Week 2025, offering special operations forces a low-cost, rapidly deployable platform for strike and ISR missions, inspired by battlefield lessons from Ukraine.
-
![SOF Week 2025: Teledyne FLIR white paper provides guidance on reusable loitering munitions]()
SOF Week 2025: Teledyne FLIR white paper provides guidance on reusable loitering munitions
Teledyne FLIR is highlighting the emerging requirements for 'recoverable and re-usable' loitering munitions across the contemporary operating environment during this week’s SOF Week conference in Tampa, Florida.
-
![SOF Week 2025: Kraken Technology group debuts K3 Scout USV in North America]()
SOF Week 2025: Kraken Technology group debuts K3 Scout USV in North America
High-performance maritime industry player Kraken Technology Group, based in the UK, has used the SOF Week conference in Tampa, Florida this week to debut its K3 Scout uncrewed surface vessel (USV) to the North American market.
-
![Palladyne AI and Red Cat to demonstrate capabilities for autonomous drone swarms to the US military]()
Palladyne AI and Red Cat to demonstrate capabilities for autonomous drone swarms to the US military
Red Cat and Palladyne AI recently conducted a cross-platform collaborative flight involving three diverse heterogeneous drones.
-
![Jammer resistant drone designs spark search for countermeasures]()
Jammer resistant drone designs spark search for countermeasures
The Russia-Ukraine conflict has driven another stage of evolution for drones and the counter measures to defend against them.
