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why are estuaries so productive

why are estuaries so productive

Estuaries are very biologically productive. A. “Estuaries are fragile ecosystems that are very susceptible to disturbances” (NOAA, 2012). Which of the following best describes why estuaries are important resources? Because they are biologically productive, estuaries attract migratory birds as places to feed and stop over during annual migrations. People like to live near estuaries. Estuaries are among the most productive environments on earth. Also consider the following: Estuaries produce more food per acre than the most productive mid-western farmland; Animals rely on estuaries for food and breeding and humans rely on estuaries for food, work, and fun (NOAA, 2012). D. They are among the most productive … Extremely rich in organic matter and nutrients. Estuaries also serve as nursery areas where fish and shellfish can grow and mature. The Chesapeake Bay, the ACE Basin in South Carolina, and San Francisco Bay in California, are just a few of the 28 reserves that can be found near you . In pre-European times, estuaries were favourite places for Māori to gather – particularly to harvest and enjoy kaimoana. 19N.1.SL.TZ0.1d: Outline why estuaries are highly productive ecosystems. Estuaries are important for many reasons. Because they are shallow and nutrient-rich. These studies provide strong scientific knowledge to help us create healthy, productive estuaries. So the correct answer is letter C. provide a habitat for many organisms. Therefore Estuaries are by born high productive zone. They are the world's richest sources of precious metals. Estuaries are considered as highly productive bodies of water because due to the seawater and freshwater are in it, the nutrients it provide to the organisms are high. The former means that sunlight penetrates all the way to the bottom providing energy for lots of marine plants. Estuaries are among the most biologically productive ecosystems on the planet. Why are estuaries such rich, productive environments? To learn more check out NOAA: Why estuaries are so important. C. They prevent weathering of rock from slopes and cliffs. 19M.2.SL.TZ0.1b: Outline two reasons why the climax community in Figure 1 is more stable than the intermediate community. 4 times more productive in plant matter than a rye grass pasture and 20 times more productive than the open sea. There is natural cleaning and recycling system in all estuaries; so no possible of the degradation of nutrients. Thousands of species of birds, mammals, fish and other wildlife live in and around estuaries. They help stabilize the global climate. 15N.2.SL.TZ0.5a: More than two thirds of the fish and shellfish we eat spend some part of … Outline two reasons why the species within pioneer communities in Figure 1 are more likely to be r-strategists than K-strategists. B. Photosynthesis occurs throughout the water column and on the sediment surface – very productive. Why are estuaries so important? Today, there are major settlements near estuaries in Whangārei, Auckland, Tauranga, Napier, Wellington, Nelson, Christchurch, Dunedin and Invercargill. As well as being one of the most productive ecosystems, estuaries are also one of the most threatened ecosystems (NOAA, 2012). Estuaries are an irreplaceable natural resource that needs to be carefully monitored so that the animals and plants that depend on them are thriving. Today, estuaries are a tremendous economic resource which provides jobs and resources to coastal communities. Estuaries provide places for recreational activities and scientific studies. The salinity gradient and the changes in tides, fresh water and accompanying flux in nutrients within estuaries create a variety of habitats that support a diverse food web.

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