Science11 min read
Argo Floats: The Ocean's Global Thermometer Network
Nearly 4,000 drifting robots take the ocean's temperature from within. How Argo profiling floats work, what they measure, and why the data is free.
Dr. Lena Fischer ·
#ocean-observing
5 articles
Science10 min read
The CTD Cast: How Oceanographers Read a Column of Water
A CTD cast reads temperature, salt and depth through the whole water column. Inside the instrument that gave oceanography its vertical vision.
Dr. Lena Fischer ·
Science11 min read
Ocean Gliders: Slow Robots, Long Missions
Ocean gliders ride buoyancy, not propellers, for months at sea. How these slow torpedo-shaped robots survey storms, currents and kelp coasts on sips of power.
Dr. Mara Ellison ·
Science9 min read
Wired Reefs: What Cabled Ocean Observatories See That Ships Can't
Cabled ocean observatories plug the deep sea into fibre and power, streaming data around the clock. What these wired reefs see that research ships can't.
Dr. Lena Fischer ·
Science9 min read
Reading the Ocean from Orbit: How Sea Surface Temperature Sensing Actually Works
From photon to map: the orbits, instruments, processing levels and data products behind satellite sea surface temperature — and how to read an SST map like an oceanographer.
Dr. Lena Fischer ·