School of Marine Science and Ocean Engineering

Ray Grizzle (right) works with a student on measuring oysters

Oysters as Nitrogen Bioextractors

Oysters filter particles that contain nitrogen (and carbon) from the water. Wild oysters cycle small amounts of that nitrogen back into the environment, however farmed oysters, once harvested from the estuary, directly remove the nitrogen from the aquatic ecosystem. A recent paper, which NHAES... Read More

Recent Stories

  • Glaciers in Arctic ocean
    - From the Sea to the Stars
    Researchers Atsushi Matsuoka and Fabian Kislet will explore carbon cycling in the ocean and X-rays in space with two National Science Foundation grants. Read More
  • Researcher stands alone in marsh
    - Keeping Great Marsh Great
    With a $3.1 million grant from the National Fish and Wildlife Foundation, UNH researchers will work to protect Great Marsh in northern Massachusetts and southern New Hampshire. Read More
  • Multiple smoke plumes from wildfires are seen from airplane above mountains and lakes.
    - Arctic Air
    UNH researchers have received an NSF grant to study the mechanisms of wintertime air pollution in Arctic regions.  Read More
  • A snow-covered mountain near a body of water and autumn foliage in the foreground.
    - Converging on Climate Science
    A new graduate traineeship program will help students expand their climate research skills while working closely with Arctic Indigenous people.  Read More
  • Powered by the Sea
    - Powered by the Sea
    UNH will lead the new Atlantic Marine  Energy Center, focusing on research to address renewable ocean energy, with a  nearly $10M award from the Department of Energy. Read More
  • rocky shoreline of the water's edge near a boat dock.
    - Passings: Edward McIntosh
    UNH mourns the loss of the first captain of UNH's original marine research vessel.  Read More
  • Eelgrass in Great Bay Estuary
    - Giving Eelgrass an Edge
    UNH researchers received a new NOAA grant that aims to improve the health of eelgrass in Great Bay. Read More
  • Aerial photo of UNH campus in fall, with bright trees in front of T Hall
    - Record Funding
    UNH researchers brought in $260 million in competitive funding in FY21 for projects that improve life in New Hampshire and beyond. Read More
  • Aerial shot of UNH campus in summer, with T Hall in center
    - Interdisciplinary to the CoRE
    Fourteen teams of researchers have received funding for interdisciplinary projects through the Collaborative Research Excellence initiative Read More
  • Natalie Cook stands on a ship in front of the Thomas Jefferson hydrographic vessel.
    - Fantastic Voyage
    Natalie Cook '23 spent 45 days aboard a survey vessel this summer to map the seafloor of the Chesapeake Bay.  Read More