CAT_01 // Field Notes 2 min read
Field Notes: Deploying the Mariana Array at 6,000 m
Eleven days, fourteen moorings and one pressure hull that did not come back the way it left. The operational record of the deepest Bathys deployment to date.
Journal
Dispatches from the array.
Field notes, sensor engineering, bathymetry and platform updates from the Bathys array. The operational journal of an autonomous deep-ocean intelligence platform.
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CAT_01 // Field Notes 
CAT_03 // Bathymetry 2 min read
Bathymetry Model Sync: Keeping the Seafloor Map Current
A six-month-old terrain model put a mooring 220 m off target. Here is how the synchronization process now works, and why the seafloor model is versioned like code.
All articles (6)
- 01 CAT_01Field Notes 2 min read
Field Notes: Deploying the Mariana Array at 6,000 m
Eleven days, fourteen moorings and one pressure hull that did not come back the way it left. The operational record of the deepest Bathys deployment to date.
- 02 CAT_02Sensor Engineering 2 min read
Reading Pressure Gradients Before They Cascade
Why the Bathys engine treats hydrostatic loading as a topology problem, and how cascaded pressure-hull thresholds turn a slow drift into an early warning.
- 03 CAT_03Bathymetry 2 min read
Bathymetry Model Sync: Keeping the Seafloor Map Current
A six-month-old terrain model put a mooring 220 m off target. Here is how the synchronization process now works, and why the seafloor model is versioned like code.
- 04 CAT_02Sensor Engineering 2 min read
Hydrophone Drift and the 12 ms Budget
Every Bathys mooring reports within 12 ms. Most of that budget is physics; the rest is fighting hydrophone drift. A look inside the acoustic latency chain.
- 05 CAT_06Platform Updates 1 min read
Thermocline Alpha: Platform Release Notes
The thermocline_alpha model is now the default thermal stratification model on every Bathys deployment. What changed, what to check, and how to roll back.
- 06 CAT_04Ocean Science 2 min read
Turbidity Cascades: What 24 Contained Incidents Taught Us
Twenty-four sediment turbidity events, all detected before they became visible in the raw trace, all contained by the autonomous ballast policy. What the pattern looks like.
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