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 …
Ocean pollution and marine debris | National Oceanic and …
2020年4月1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 …
Sea turtles - National Oceanic and Atmospheric Administration
2019年2月1日 · Sea turtles breathe air, like all reptiles, and have streamlined bodies with large flippers. They are well adapted to life in the ocean and inhabit tropical and subtropical ocean …
Aquatic food webs - National Oceanic and Atmospheric …
2019年2月1日 · Food webs describe who eats whom in an ecological community. Made of interconnected food chains, food webs help us understand how changes to ecosystems — …
Ocean acidification: A wake-up call in our waters
2016年4月1日 · Ocean acidification, driven by an overload of CO2 in our seas, is literally causing a sea change, threatening the chemical balance of ocean and coastal waters worldwide. …
Oil spills - National Oceanic and Atmospheric Administration
2020年8月1日 · Oil is an ancient fossil fuel that we use to heat our homes, generate electricity, and power large sectors of our economy. But when oil accidentally spills into the ocean, it can …
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 …
Oil spills: A major marine ecosystem threat
2016年7月25日 · Depending on the circumstances, oil spills can be very harmful to marine birds, sea turtles and mammals, and also can harm fish and shellfish. Oil destroys the insulating …
Helping marine life in distress | National Oceanic and Atmospheric ...
2016年1月25日 · From 1991 to the present, there have been 62 formally recognized Unusual Mortality Events in the U.S. Bottlenose dolphins, California sea lions, and manatees are the …