Most fish are caught by lines or nets as they swim in the open waters of the ocean.
Living things on the ocean floor.
The ocean floor is home to many species of living things.
The ocean is like an entirely separate world.
Here are 15 amazing things discovered on the ocean floor.
These deep sea creatures have made the lowest parts of the world their home surviving thousands of meters below the surface.
The oceans are home to millions of earth s plants and animals from tiny single celled organisms to the gargantuan blue whale the planet s largest living animal.
The ocean provides important living and nonliving resources.
To be maintained for future use these resources must be managed sustainably.
The ocean is home to blue whales which is the largest species in the history of the planet as well as microscopic organisms called plankton.
The nippo maru can be found in truk lagoon micronesia and is quite an astonishing site for divers.
Clams and some fish are among the many foods we get from the ocean floor.
16 tank and masks haunting reminder of the war.
As seen in the image above here lies a medium size freighter with some amazing items still resting on its deck.
There are trenches mountains volcanos and lakes and rivers.
Nearly half of the world s sea floors are over 3 000 meters 9 800 ft deep.
The following features are shown at example depths to scale though each feature has a considerable range at which it may occur.
Some from shallow water are used by people for food.
In most of the world the ocean floor is very deep averaging 3 790 meters 12 430 ft in depth.
Although there are millions of different species of animals on the planet perhaps the scariest of all are the creatures who live on the ocean floor.
The ocean is full of living things including green plants herbivores carnivores and scavengers.
As seawater makes its way through layers of salt it forms little depressions on the ocean floor.
For example certain bacteria on the ocean floor produce chemicals that fight cancer.
Some species of fish are being over harvested which means their rate of reproduction cannot keep up with the rate at which.
Because the water around these depressions contains more salt than normal seawater it s denser and sinks into the depressions creating.
Fish octopuses squid eels.
This graphic shows several ocean floor features on a scale from 0 35 000 feet below sea level.
Continental shelf 300 feet continental slope 300 10 000 feet abyssal plain 10 000 feet abyssal hill 3 000 feet up from the abyssal plain seamount 6 000 feet.
Down in those environments there are all kinds of hazards and complications.
