Oxygen levels in the Long Island Sound are at their healthiest point in three decades, according to new research from the Long Island Sound Partnership. It marks a major milestone after years of ...

For the first time, a peer-reviewed study has documented sustained increased levels of dissolved oxygen in the Long Island Sound, environmental officials said, a sign of improving marine health they ...

Low-oxygen areas in Long Island Sound dropped last summer to the smallest footprint recorded in nearly 40 years, according to data from Connecticut’s Department of Energy and Environmental Protection.

Long Island Sound has reached a historic milestone in water quality, with low-oxygen conditions at its lowest levels since 1987. Hypoxia refers to low oxygen levels in waters near the sea floor, ...