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Which oceanic zone would have the least amount of life?

Which oceanic zone would have the least amount of life?

In the aphotic zone (consisting of the Midnight Zone and the Abyss) there is not enough light for photosynthesis. The aphotic zone makes up the majority of the ocean, but has a relatively small amount of its life, both in diversity of type and in numbers.

What lives in mesopelagic zone?

There are a number of marine animals that live in the mesopelagic zone. These animals include fish, shrimp, squid, snipe eels, jellyfish, and zooplankton. Mesopelagic animals play an important role in the global carbon cycle and ocean’s food chain.

Which Oceanic Zone has the most life?

epipelagic zone
The epipelagic zone extends from the surface to 200m down. It receives plenty of sunlight and therefore contains the most biodiversity in the ocean.

Why is the mesopelagic zone important?

The mesopelagic region plays an important role in the global carbon cycle, as it is the area where most of the surface organic matter is respired. Mesopelagic species also acquire carbon during their diel vertical migration to feed in surface waters, and they transport that carbon to the deep sea when they die.

What are the 3 zones of the ocean?

There are three main ocean zones based on distance from shore. They are the intertidal zone, neritic zone, and oceanic zone.

What are the 7 ocean zones?

The sunlight zone, the twilight zone, the midnight zone, the abyss and the trenches.

  • Sunlight Zone. This zone extends from the surface down to about 700 feet.
  • Twilight Zone. This zone extends from 700 feet down to about 3,280 feet.
  • The Midnight Zone.
  • The Abyssal Zone.
  • The Trenches.

Is mesopelagic a Aphotic?

In the ocean, the aphotic zone is sometimes referred to as the dark ocean. The aphotic zone is further divided into the mesopelagic zone, the bathyal zone, the abyssal zone, and the hadal zone. The mesopelagic zone extends from 200 metres (656 ft) to 2,000 metres (6,562 ft).

How deep is the Abyssopelagic zone?

The Abyssopelagic Zone (or abyssal zone) extends from 13,100 feet (4,000 meters) to 19,700 feet (6,000 meters). It is the pitch-black bottom layer of the ocean. The name (abyss) comes from a Greek word meaning “no bottom” because they thought the ocean was bottomless.

At what depth is there no light in the ocean?

1,000 meters
Sunlight entering the water may travel about 1,000 meters (3,280 feet) into the ocean under the right conditions, but there is rarely any significant light beyond 200 meters (656 feet). The ocean is divided into three zones based on depth and light level.

Do sharks live in the twilight zone?

Deep sea sharks live below the photic zone of the ocean, primarily in an area known as the twilight zone between 200 and 1,000 meters deep, where light is too weak for photosynthesis. The sharks in this zone feed primarily on other deep-sea creatures.

What are the 7 oceanic zones?

How big is the mesopelagic zone of the ocean?

The pelagic zone consists of the open ocean excluding areas near the coasts and sea floor. This zone is divided into five major layers marked by depth. The mesopelagic zone extends from 200 to 1,000 meters (660-3,300 feet) below the surface of the ocean.

What makes life impossible in the mesopelagic zone?

Known as the “twilight zone,” the mesopelagic zone extends from 660-3,300 feet below the surface of the ocean. The mesopelagic zone has low levels of light that make it impossible for photosynthetic organisms to survive.

What kind of food does the mesopelagic ocean produce?

When small mesopelagic creatures make waste, and when they die, they produce what is called “marine snow.” In the total darkness of the deep ocean, falling marine snow is THE major food source for many bottom animals like corals and sponges that form their own amazing ecosystems.

What makes up the epipelagic zone of the ocean?

It’s made up of habitats defined by currents, pressure, and temperature, but most of all by light. From the surface to around 200 meters is the epipelagic zone. Enough sunlight can penetrate here for photosynthetic organisms to thrive, and abundant life feeds on those organisms.