Aquatic Zones Practice (Definitions)

Small channels of moving water

Large channels of moving water

Top zone near shore of a deep body of fresh water where plants grow

Open part of a deep body of fresh water that gets enough light for photosynthesis and rooted plants

Deep parts of a deep body of fresh water that no light for photosynthesis

Top zone near shore of a shallow body of fresh water where plants grow

Open part of a shallow body of fresh water that gets enough light for photosynthesis and rooted plants

Stagnant very shallow body of fresh water with lots of trees and rotting vegetation

Standing shallow acidic fresh water with floating carpets of sphagnum mosses

Standing very shallow bodies of fresh water that is somewhat acidic

Standing shallow bodies of brackish water with lots of different types of coastal grasses. Can also be freshwater.

Body of water where fresh and saltwater mix

A deep body of brackish water that is near an ocean or sea

Stagnant very shallow body of brackish water near an ocean or sea with lots of mangrove trees and rotting vegetation

The top portion of the ocean that extends down to 200 m that has enough light for producers to do photosynthesis

The bottom portion of the ocean that extends below 200 m that has does NOT have enough light for producers to do photosynthesis

Part of the sea floor above the high tide zone that is regularly splashed, but not submerged by ocean water.

Part of the ocean floor between high and low tide. Submerged during high tide.

Part of the ocean floor from low tide to the 200m down to the edge of the continental shelf and is permanently submerged under water.

Bottom floor of the ocean from the edge of the continental shelf to 2,000 m (between sublittoral and Abyssal zone)

Bottom floor of the ocean in between Bathyal and Hadal; (2,000-6,000m) Flat abyssal plains

Bottom floor of the ocean in deep open trenches below Abyssal zone (6,000m-10,000m)

Water part of the ocean from low tide to the 200m down to the edge of the continental shelf and is permanently submerged under water

Water part of the ocean from the beyond the edge of the continental shelf

Top 200 m of water part of the ocean that receives enough light for photosynthesis

Twilight zone/water part of ocean from 200m-1,000m that a little light but not enough for photosynthesis

Completely dark water part of ocean from 1,000m-4,000m.

Completely dark water part of the ocean from 4,000m-6,000m

Completely dark water part of the ocean from 6,000-11,000