Wednesday, December 10, 2025

Diverse News

Location of NSA Cutler. © ERDCWERX

U.S. Army ERDC Seeks Shoreline Restoration Proposals at Naval Support Area (NSA) Cutler

required for development of NHI and conventional infrastructure along with expertise to evaluate anticipated performance of the proposed intervention.  Example team representatives include, but are not limited to: field practitioners with experience applying large scale NHI interventions in a diverse number of coastal landscapes and settings; scientists and engineers with experience quantifying engineering performance of NHI and conventional infrastructure; and personnel with expertise developing state and Federal permit applications (and all supporting permit application exhibits) for NHI projects

Image courtesy Colonel Rachael Hoagland

Hull Cleaning Robotics: Army Beats Navy – the Hegseth Way!

must invest their own capital and act with urgency to accelerate capability delivery. Greensea IQ exemplified this ethos, showcasing how private-sector agility can bolster military readiness.Image courtesy Colonel Rachael HoaglandLearning Through DemonstrationThe demonstration brought together a diverse community of stakeholders — Army boat crews, Army and Navy maintenance teams, Army dive units, Navy Salvage Divers, engineers, and industry experts—who collectively affirmed the value of robotic hull cleaners in addressing fouling caused by marine growth such as barnacles, algae, and

© piter2121 - stock.adobe.com

NOAA-Led Expedition Maps Cook Islands’ Exclusive Economic Zone

employed remotely operated vehicles, advanced mapping technology, and telepresence to collect critical data on abyssal plain habitats. Seven Cook Island-based scientists joined the mission, which included imaging and cataloging seabed and biological compositions, providing valuable insights into diverse seafloor habitats. This publicly available data will help inform and advance the responsible management of marine resources in the region.The mission concluded with a port event hosted by the Cook Islands Government, showcasing the expedition’s findings to the local community. U.S. representatives

An artist’s illustration of the three new RCRVs. © Sonardyne

Sonardyne Technology Selected for New Oceanographic Research Vessels

Foundation (NSF) Regional Class Research Vessel (RCRV) construction program.Led by Oregon State University, the RCRVs are being built for the US' Academic Research Fleet (ARF), enabling a new era of coastal and regional marine science. To support the RCRV's scientific missions, across diverse marine environments, Oregon State University selected Sonardyne's Ranger 2 Gyro USBL 7000, engineered to meet both the demanding, multidisciplinary research objectives of the ARF and vessel-build requirements.The first system has recently been delivered to Oregon State University to be fitted

Vessels fitted with a swinging davit arm and winch are ideal for deploying and retrieving Baited Remote Undersea Video (BRUV) systems. In this photo, a Stereo-BRUV system, developed by the Australian Institute of Marine Science (AIMS), is lowered to the seafloor. BRUVs have minimal impact on seafloor communities or the seabed. Photo by Marine Ecology Group - Fish Research, The University of Western Australia

Lander Lab: Cost Efficiency of Baited Ocean Landers

diver video transects. Additionally, BRUV offers a permanent sampling record that can be reviewed to reduce interobserver variability, provides data on habitat types and can be deployed in deep or heavily structured ecosystems.BRUVs can provide relative measures of species richness and abundance in a diverse range of conditions and habitats. Stereo-BRUV systems can determine the body size of fish and also produce a digital depth-of-field map, where features and creatures can stand out from their surrounding environment. Fish size can be used as a proxy for biomass, an essential metric for fisheries

(Credit: Van Oord)

Ecowende, Van Oord Start Eco-Friendly Offshore Works at Hollandse Kust West

for fish and other marine life. Specially designed bays along the protection add further habitat.The combination of variations in stone size and crevices, together with bay structures, enhances lee zones and creates more variety in open spaces; the rock–sand interface stimulates a richer and more diverse marine ecosystem, supporting species such as the threatened Atlantic cod, according to Van Oord.Van Oord said the initiative transforms scour protection from a protective measure into an active contributor to marine biodiversity. Once installed, the structures will be closely monitored to assess

(Credit: MDL)

MDL Secures Cable Laying Job in Asia Pacific

to support its growing client base in APAC.The new entity is led by Bernice Tan, MDL Regional Manager- APAC, responsible for business development and project delivery across the Eastern Hemisphere.Singapore national, Tan brings over 15 years’ experience of the energy sector in Asia across diverse supply chain roles, including business development, sales and commercial.“With years of experience in marketing flex-lay equipment and services across the APAC region, I am excited to further my career with MDL, a company that truly aligns with my values.“MDL’s expansion into Asia

Source: ROV team / Geomar

Novel Hydrothermal System Links Two Seabed Phenomena

the cooler, methane-rich gases from the sediments – travel along the same pathways to the surface. Consequently, hot fluid and cold gas bubble up from the seabed just a few centimeters apart.This direct neighborhood creates an entirely new hybrid environment, providing a habitat for an extremely diverse range of animals. Dense fields of the mussel Bathymodiolus, tube worms, shrimp, amphipods, and purple sea cucumbers cover the rocks.Dr Philipp Brandl, marine geologist at the GEOMAR Helmholtz Centre for Ocean Research Kiel, said: “No one really expected to find a hydrothermal field here, let

Four Oshen C-Stars departing St. Thomas on the back of a deployment vessel for future observations of Atlantic hurricanes. Credit: Oshen

NOAA and Partners Deploy C-Star USVs to Collect Hurricane Data

miniature uncrewed surface vehicles prove reliable, they could become a critical piece of NOAA’s hurricane observing system in the future.”NOAA has been expanding the use of uncrewed aircraft and marine systems to collect and use high-accuracy and time-sensitive data across its mission. A diverse array of uncrewed systems are already used in seabed mapping, marine mammal and fishery stock assessments, emergency response, including tornado damage assessments, and at-sea observations that improve forecasting of extreme events, such as hurricanes, harmful algal blooms and hypoxia. How

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