Autonomous 11,000m Hadal Abyss Lander Model

Underwrite free-fall ocean bottom landers built with 17-inch pressure-resistant benthos glass spheres (descending to 11,000m depth, recording subduction zone micro-earthquakes and abyssal currents for 12 months, and surfacing via galvanic acoustic burn-wire weight release). Model global seismic network data leases ($18M/fleet/yr), and 15-yr IRR.