Largest and most powerful surface current in the North Atlantic.
What is the Gulf Stream?
100
Tiny algae and animals at the bottom of the food chain.
What is plankton?
100
Term used to describe human induced, near extinction of some fish - such as cod and salmon.
What is overfishing?
200
The process by which water vapor cools and becomes a liquid
What is condensation?
200
Average number of high or low tides each day.
What is two?
200
The spinning of the Earth (rotation) causes winds and ocean currents to curve in a circular pattern.
What is the Coriolis effect?
200
Free swimming animals that can move throughout the water column p- such as fish and whales
What is nekton?
200
Artificially creating a favorable environment for salt water and freshwater fish by manipulating nutrient levels, temperature and light.
What is aquaculture?
300
Water falling through the atmosphere in the form of hail, rain, sleet or snow
What is precipitation?
300
A unit of measure for salinity abbreviated ppt
What is parts per thousand?
300
An abnormal climate event that causes warm water to move towards South America resulting in shifts from normal weather patterns.
What is El Nino?
300
Organisms which inhabit the ocean floor - such as crabs and lobster.
What is benthos?
300
Despite a ban on its capture, this ocean mammal has been very endangered by the ships, boats and motors prevalent along the Atlantic coast of the United States.
What is the Right Whale?
400
Percentage of the Earth's surface water which is salt water?
What is 97%
400
Build up from under sea volcanoes
What is the source for salt in the oceans?
400
A mixing of cold water from the deep ocean with the warm surface waters caused by winds, bringing nutrients up to the surface.
What is upwelling?
400
Light produced chemically by organisms of the deep, dark.
What is bioluminescence?
400
A relatively new technique which threatens to endanger sharks.
What is finning?
500
Part of the water cycle, water that flows over the ground surface and into a larger body of water such as pond, lake or ocean.
What is runoff?
500
Direction of most ocean currents (2)
What is west to east?
500
Caused by magma reaching deep ocean waters, especially along the mid-ocean ridge.
What hydrothermal vents?
500
The Obama administration shut down production here in 2010 after the explosion of the Deepwater Horizon oil rig.