sonar surveying News

  • Rising levels of greenhouse gases may aggravate rising tide of noise from ships, oil exploration and military sonar

    The world's oceans and seas are becoming noisier as a result of increases in vessels; a rise in seismic surveys and because of the new generation of military sonars , an alliance of wildlife groups said today. They are concerned that the cacophony of sounds pervading the once seas are intensifying threats to marine mammals who use sound, sometimes over great distances, to communicate, forage for ...

  • Specialist SV sensors

    OSIL/AML have supplied a set of specialist SV sensors, calibrated to 2000 m/s, as part of the instrumentation package for use in water-filled cavity survey and well logging applications. The vertical sonar instrument was designed around a standard 4\" bore to enable easy access to the majority of situations. The sonar is capable of surveying subterranean caverns, sub-sea caverns and wells. As ...

  • World Hydrography Day 21 June 2015

    On 21st June each year the International Hydrographic Organization (IHO) celebrates World Hydrography Day. World Hydrography Day is the opportunity to increase public awareness of the vital role that hydrography plays in everyone’s life. The theme for this year’s World Hydrography Day, which is also the 94th anniversary of the establishment of the IHO, is: “Our seas ...


    By Valeport Ltd

  • OceanServer Delivers Next-Generation AUV for Water Quality Solutions with YSI Integrated Systems & Services

    OceanServer Technology, the leading manufacturer of commercial Autonomous Underwater Vehicles (AUVs), announced today its continuation of a successful 10-year partnership with YSI (a Xylem brand) with YSI  (a Xylem brand] with the launch of the next-generation YSI EcoMapper. The i3X0 EcoMapper AUV is based on the robust Iver3-580 AUV platform and takes advantage of YSI's expertise in water ...


    By YSI - a Xylem brand

  • First broad-scale maps of life on the sea-shelf

    They examined the shelf seascape during a three-year program of the Commonwealth Environment Research Facilities (CERF) Marine Biodiversity Hub. Hub director, Professor Nic Bax of CSIRO and the University of Tasmania, says the program developed and applied a consistent, national approach to biodiversity mapping. “The program compiled existing biological survey datasets, mapped 1868 square ...

  • Cleanup of fuel leaking from sunken boat continues

    Officials were assessing the environmental damage Tuesday after a towboat carrying 100,000 gallons of diesel fuel and oil sank in the Mississippi River in eastern Iowa, closing the river to barge traffic. Members of the U.S. Coast Guard, the Environmental Protection Agency, the U.S. Fish and Wildlife Service and other organizations don't yet ...


    By Associated Press

  • SeaGen tidal energy system - passes 1000 hours of generation

    SeaGen, the world-leading prototype tidal energy turbine designed and deployed by Marine Current Turbines Ltd (MCT) has exceeded 1000 hours of operation in Northern Ireland’s Strangford Lough. It is the first tidal current or wave energy system in the world to have achieved this milestone.The 1.2MW tidal current turbine, the largest megawatt scale grid-connected marine renewable energy system in ...

  • Could a remote-controlled boat help UK fish to flourish?

    A new remote-controlled boat being developed at Cranfield University for the Environment Agency could assist in the recovery of some fish populations in the UK by improving migration routes and access to vital food and breeding grounds. The surveying device, or ‘boat’, will gather detailed information about the hydrodynamics of rivers to identify why some man-made passages are more ...


    By Cranfield University

  • Valeport Launch New SWIFT SVP Product At Ocean Business

    Valeport are using Ocean Business as the launch platform for a new sound velocity profiler, which will be on show for the first time at Ocean Business 2015 in Southampton, UK. Recognised as world leaders in sound velocity technology, Valeport’s latest addition to their porfolio of sound velocity sensors and profilers ...


    By Valeport Ltd

  • Oceanology International China 2015

    Valeport will be attending the Oceanology International China 2015 Exhibition, being held for the third time in China. Last years event was a great success and this years event is expected to be even better. The Exhibition is taking place between 3rd and 5th November 2015 and is being held at the CECIS complex in Shanghai. Click here to view the ...


    By Valeport Ltd

  • Plastic pellets everywhere, and diving robot sensors

    The Dr Fridtjof Nansen is plying the waves of the southern Indian Ocean, trawling for trash. Every time the ship's scientific crew threw down special nets, they hauled in pieces of plastics, underscoring the risk of dramatic upheavals in marine ecosystems even in one of the world's least-known and least-visited environments. An estimated 5 trillion ...

  • Cost effective carbon savings possible from built environment says UNEP-backed report

    The huge potential of the building and construction sector for combating climate change remains virtually untapped, a new report by the United Nations Environment Programme (UNEP) has found. As of October 2008, only ten out of an estimated 4,000 projects in the pipeline of the Clean Development Mechanism (CDM) - the main international carbon market scheme under the Kyoto Protocol - seek to ...

  • DOE, BOEMRE and NOAA announce nearly $5 million for joint environmental research projects to advance Ocean renewable energy

    The Department of Energy (DOE), Bureau of Ocean Energy Management, Regulation and Enforcement (BOEMRE), and the Department of Commerce's National Oceanic and Atmospheric Administration (NOAA) today announced eight joint research awards totaling nearly $5 million to support the responsible siting and permitting of offshore wind energy facilities and ocean energy generated from waves, tides, ...


    By US Department of Energy

  • DEP Announces Annual Grants to Restore, Protect Pennsylvania`s Coastal Zones

    HARRISBURG, Pa., Sept. 28, 2011 /PRNewswire-USNewswire/ -- The Department of Environmental Protection today announced it has awarded $1.2 million in Coastal Zone Management Grants to organizations dedicated to protecting and preserving Pennsylvania's coastal zones along ...

  • Developing nations join R&D race for gas hydrates

    It looks like chunks of ice — but put a flame to it and it goes ablaze. Touch it, and you’ll feel an odd sizzling sensation. This peculiar compound is methane hydrate. Not only might it become the source of the world’s next energy bonanza, but it could also let some coastal developing nations leapfrog coal and other ...


    By SciDev.Net

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