What are the four major ecological zones of marine environments?

What are the 4 zones of the ocean ecosystems?

The ocean is divided into four major zones: the intertidal, neritic, oceanic and abyssal. The intertidal zone is the area of coastal sea which is affected by tidal changes. This zone contains diverse ecosystems, such as beaches, estuaries and tidal pools.

What are the major zones in marine habitat?

Three major zones are recognized: supralittoral (covered only during highest spring tides), littoral or intertidal (covered regularly between high and low tides), and sublittoral (never exposed even during the lowest low tides).

What are the four marine ecosystems and how are they classified?

Although there is some disagreement, several types of marine ecosystems are largely agreed on: estuaries, salt marshes, mangrove forests, coral reefs, the open ocean, and the deep-sea ocean. An estuary is a coastal zone where oceans meets rivers.

What are 5 major biotic factors in coral reefs?

Some of the biotic factors that are specific to coral reefs are seaweed, squid, crab, minerals from dead organic substance, crustaceans,algae,and coral.

What are the main components of an aquatic ecosystem?

Aquatic ecosystems include oceans, lakes, rivers, streams, estuaries, and wetlands. Within these aquatic ecosystems are living things that depend on the water for survival, such as fish, plants, and microorganisms. These ecosystems are very fragile and can be easily disturbed by pollution.

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