Hydrothermal Vents
Ocean Zones
Adaptations
LIGHTS!
100

The process by which life in hydrothermal vents gets its energy

Chemosynthesis

100
Photosynthesis occurs in this zone
The Photic Zone
100

Animals that live in this zone have very large eyes and are counterilluminated

Mesopelagic or "twilight" zone.

100
This organism uses bioluminescent lure to attract prey
Anglerfish
200
The primary producers in a hydrothermal vent community
Bacteria
200

Also known as the "twilight" zone

The Mesopelagic Zone

200
Animals that live in this zone have small eyes and are not streamlined for movement
The abyssal zone
200
The main source of light in the deep sea is
Bioluminescence
300
The hydrothermal vent that gives off higher temperature water (hottest)
Black Smokers
300

The zone over the continental shelf

Neritic Zone

300
Animals that live in the abyssal zone use bioluminescence for...
Attracting prey
300
A cup shaped light organ on some deep sea animals
Photophore
400
What year were hydrothermal vents first discovered?
1977
400

The deepest part of the ocean 6,000-11,000 meters

Hadal Zone

400
The three abiotic factors that animals living in the deep must adapt to are
Cold, dark, pressure
400
Animals in the mesopelagic use this color bioluminescence for counterillumination
Blue/Green
500
Vent Ratfish, Vent Octopus and Blind crabs are all ______________ in the hydrothermal vent community food web
Top carnivores (tertiary consumers)
500

The zone over the continental rise from 4000-6000 m deep

Abyssal zone

500
Animals that live in the abyssal zone are commonly black in color, but occasionally they are __________ in color
Red
500

The deepest place on earth is

The Mariana Trench

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