Midwater Release Less Up Less Down
TMC discharges nodule-system return water at 2,000 meters deep. The depth bypasses about 95% of marine life, mostly within 1,000 meters.
MOBY Robotics Wins ABS Approval in Principle for Commercial-Scale Platform
MOBY Robotics secured ABS Approval in Principle for its MPP. The 25-ton MPP raises SmartLift and can run for decades without returning to port.
Deep Sea Minerals, Westwin Sign Non-Binding Letter of Intent to Evaluate U.S. Processing of Polymetallic Nodules
Deep Sea Minerals signed a letter of intent with Westwin Elements. They will study U.S. processing of nickel, cobalt, copper and manganese from nodules.
Chatham Rock Phosphate Progress Report & Private Placement Announcement
Chatham Rock Phosphate expects to relist on the NZX within weeks. It opened a NZ$0.05 private placement that is expected to close October 16.
The Metals Royalty Company Celebrates U.S. EXIM Bank Chairman’s Visit to the Mesabi Iron Ore Mine and Provides Commissioning Update
EXIM's chairman visited the Mesabi mine, where TMCR holds a royalty. The plant was 99.25% complete on August 31, with first output due in Q4 2026.
How nodules reach the surface
Allseas has refined the nodule collection system tested in 2022. It uses a 4-km riser and three subsystems to lift nodules to the surface.
Burgum Says US Deep-Sea Mining Permits Could Come Within Months
Doug Burgum said US deep-sea mining permits could come within months. He told the G20 energy ministerial in Houston on September 14, 2026.
Green Manganese Demonstrates Recovery of Multiple Critical Metals from Polymetallic Nodules in a Single Process
Green Manganese completed bench-scale tests on polymetallic nodules. The process recovered over 90% of manganese, nickel, cobalt and copper.
Allseas advances offshore operations with hybrid-electric ROV fleet
Allseas is replacing its ROV fleet with Schilling eHD vehicles. The hybrid electric units work to 6,000 metres and can be piloted from shore.
Go with the Flow – Mine Planning to Reduce Impact
TMC says it plans mining around the deep ocean's natural currents. At 4,000 meters water moves with the tides, steering sediment into mined ground.