Ocean Mining News - Deepsea & nearshore mining stocks

The Metals Royalty Company

onSeptember 21, 2026

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.

Interior Secretary Doug Burgum speaking at a podium

onSeptember 15, 2026

Burgum Says US Deep-Sea Mining Permits Could Come Within Months

Interior Secretary Doug Burgum told the G20 energy ministerial in Houston on September 14, 2026 that US deep-sea mining permits could be issued within…

ROV 01

onSeptember 11, 2026

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.

Allseas

onSeptember 9, 2026

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.

onSeptember 3, 2026

Building Autonomous Marine Robotics in Miami | MOBY Robotics

Key points MOBY Robotics designs, builds, and tests its autonomous marine robotics systems in Miami. The company develops autonomous marine robotics for ocean intelligence, critical minerals, and national security, with systems built to operate from coastal waters to the deep ocean.

NOAA

The image depicts a remotely operated underwater vehicle (ROV) illuminating a section of the ocean floor. The ROV’s bright lights cast a blue glow on the textured seabed, highlighting its rough surfac

onSeptember 1, 2026

A Case Study for Radon as a Tracer of Seabed Minerals

Radon may be the tracer that finds seabed mineral deposits. USGS scientists are testing it off American Samoa this year.

Regulations

Winston Peters, Mark Brown and Christopher Landau sign the Penrhyn port agreement in Palau

onSeptember 1, 2026

US and New Zealand Commit US$60 Million to a Cook Islands Port, and Washington Ties It to Marine Minerals

Washington and Wellington will pay for a Cook Islands port upgrade. The US$60 million Penrhyn deal is tied to seabed minerals.

Regulations

President Trump holds up a solid gold replica of a polymetallic nodule at the American Mining Roundtable

onAugust 31, 2026

End of Summer Review: Nodules Reach the Federal Register, the Companies Raise

NOAA opened both of TMC's seabed applications to public comment. GoldCoast listed, TMCR closed US$165 million, DOE eyed nodules.

Polymetallic nodules scattered across the abyssal seafloor

onAugust 27, 2026

Impossible Metals Removes the Midwater Plume and Models Seabed Discharge at 46 Kilograms an Hour

The Eureka collector hovers, so it makes no midwater plume at all. Modeling puts its seabed discharge at 46 kilograms an hour.

Hydrothermal vent smoking near the top of a large sulfide chimney in Tongan waters

onAugust 25, 2026

Nautilus Minerals: The Complete History of the First Seafloor Mining Company

Nautilus raised more than US$500 million and never mined a thing. It won the first deep sea mining lease, then went bust in 2019.

Eco Minerals

onAugust 25, 2026

Eco Minerals, Inc. Subsidiary Deep Sea Vision Enters into Deep-Sea Environmental Survey Contract with Deep Reach Technology

Eco Minerals' Deep Sea Vision wins survey work off Japan's coast. Deep Reach Technology hired it for an environmental assessment.

onAugust 24, 2026

Impossible Metals Eureka II Underwater Vehicle Recovers Itself From the Ocean, Fully Autonomously

Eureka II found its ship and hooked on with nobody at the controls. Impossible Metals ran the trial over two weeks off Halifax.

The Metals Royalty Company

onAugust 24, 2026

The Metals Royalty Company Announces Closing of Additional 1.0% Mesabi Royalty and US$165 Million Financing

TMCR has doubled its Mesabi iron ore royalty to 2.0 percent. Convertible notes of US$140 million and a term loan paid for it.

Impossible Metals

Impossible Metals' Eureka II Recovers Itself From the Ocean, Fully Autonomously (thumbnail)

onAugust 24, 2026

Impossible Metals’ Eureka II Recovers Itself From the Ocean, Fully Autonomously

Eureka II recovered itself from the open ocean off Halifax alone. Acoustic positioning, then a smart hook, with nobody driving.