Marine life - National Oceanic and Atmospheric Administration
2021年5月26日 · Our ocean, coasts, and estuaries are home to diverse living things. These organisms take many forms, from the tiniest single-celled plankton to the largest animal on …
Coral reef ecosystems - National Oceanic and Atmospheric …
2019年2月1日 · The Northwest Hawaiian Island coral reefs, which are part of the Papahānaumokuākea National Marine Monument, provide an example of the diversity of life …
Marine Life Education - National Oceanic and Atmospheric …
Marine mammals are classified into four different taxonomic groups: cetaceans (whales, dolphins, and porpoises), pinnipeds (seals, sea lions, and walruses), sirenians (manatees and …
Helping marine life in distress | National Oceanic and Atmospheric ...
2016年1月25日 · There are many things you can do to ensure the health of marine life, including viewing marine mammals and sea turtles responsibly, preventing marine debris from entering …
Marine mammals - National Oceanic and Atmospheric …
2019年2月1日 · Marine mammals are found in marine ecosystems around the globe. They are a diverse group of mammals with unique physical adaptations that allow them to thrive in the …
Life in an estuary - National Oceanic and Atmospheric …
2019年2月1日 · Estuaries filter out sediments and pollutants from rivers and streams before they flow into the ocean, providing cleaner waters for humans and marine life. However, coastal …
Ocean acidification: A wake-up call in our waters
2016年4月1日 · Ocean acidification is a severe threat to shellfish, corals and other marine life because corrosive water can destroy their protective shells and skeletons, putting foo Ocean …
Ocean pollution and marine debris | National Oceanic and …
2020年4月1日 · Harmful algal blooms (HABs), also known as “red tides,” grow rapidly and produce toxic effects that can affect marine life and sometimes even humans. Excess nutrients …
Resource collections - National Oceanic and Atmospheric …
2024年12月19日 · Marine life. Aquatic food webs; Coral reef ecosystems; Fisheries and seafood; Life in an estuary; Marine mammals; Sea turtles; Freshwater. Great Lakes ecoregion; Water …
Ocean acidification - National Oceanic and Atmospheric …
2020年4月1日 · Ocean acidification is a problem that impacts the ocean ecosystem as well as commercial industries like oyster farms. This topic can be taught in conjunction with lessons …