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- The dead zone is an area where nutrient pollution flowing into the Gulf of Mexico causes algae blooms that deplete oxygen from the water and make it difficult for marine life to survive.
www.nature.org/en-us/about-us/where-we-work/priority-landscapes/gulf-of-mexico/stories-in-the-gulf-of-mexico/gulf-of-mexico-dead-zone/
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Oct 19, 2023 · microscopic, heterotrophic organism that lives in the ocean. Dead zones are low-oxygen, or hypoxic, areas in the world’s oceans and lakes. Because most organisms need oxygen to live, few organisms can survive in hypoxic conditions.
Less oxygen dissolved in the water is often referred to as a “dead zone” because most marine life either dies, or, if they are mobile such as fish, leave the area. Habitats that would normally be teeming with life become, essentially, biological deserts.
Aug 30, 2024 · Their mission: to monitor and collect data on the annual “dead zone,” the term used to describe areas of water that have hypoxia, or dangerously low levels of oxygen, along the northern Gulf’s continental shelf. So-called dead zones are caused by pollution from a few sources, including factory farms.
Apr 23, 2019 · This results in a deficit of oxygen, creating a dead zone where plants and animals cannot exist. Such a dead zone exists in the Gulf of Mexico, and it is at its largest size since measuring began in 1985 — roughly the size of New Jersey.
The dead zone is an area where nutrient pollution from lawns, sewage treatment plants, farm land and other sources along the Mississippi River wash into the Gulf of Mexico, causing algae blooms that deplete oxygen from the water and make it difficult for marine life to survive.
Aug 1, 2024 · NOAA-supported scientists announced today that this year’s Gulf of Mexico “dead zone” — an area of low to no oxygen that can kill fish and marine life — is approximately 6,705 square miles, the 12th largest zone on record in 38 years of measurement.
Jul 23, 2022 · What is a Dead Zone? A dead zone occurs as a result of eutrophication, which happens when a body of water is inundated with too many nutrients, such as phosphorus and nitrogen. At normal levels, an organism called cyanobacteria – or blue-green algae – feeds on these nutrients.
