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Scientists Discover Nearly 200,000 Kinds of Ocean Viruses

Scientists Discover Nearly 200,000 Kinds of Ocean Viruses

The world’s oceans harbour nearly 200,000 virus species two orders of magnitude more than scientists had previously recorded, according to a survey of marine microbes. Researchers also found an unexpected pocket of viral diversity in the Arctic Ocean.Apr 25, 2019

How many viruses are found in the ocean?

Virologists have identified 5,504 new virus species floating in ocean water samples. The viruses were found using a machine learning algorithm to study 35,000 water samples from all over the globe, reports Vishwam Sankaran for the Independent.

Can we find viruses in the oceans?

At least 5,500 new virus species have been found from oceans across the globe in a major new discovery, prompting researchers to propose more categories to classify them to properly capture their diversity.

How many viruses are in a drop of seawater?

According to the scientists, there are approximately 10 million viruses in every drop of surface seawater, yet despite the high number of viruses very few are infectious agents to larger animals like fish, whales, or humans.

What are different types of marine viruses?

Are there black holes in the ocean?

Black holes don’t only exist in the cold distance of deep space, they also exist right here on Earth, swirling in the oceans.

Why are viruses important in the ocean?

Marine viruses reduce the harmful plankton populations in algal blooms. They play a very important role in the stabilization of ocean ecosystems through biogeochemical and nutrient cycling. Viruses are incredibly widespread and diverse.

How much is the ocean is undiscovered?

More than eighty percent of our ocean is unmapped, unobserved, and unexplored.

Is the ocean full of bacteria?

Microbes are everywhere, including the ocean. A single liter of seawater has about one billion bacteria and 10 billion viruses.

What bacteria live in the ocean?


  • Trichodesmium. Microphotograph by Angel White, Oregon State University. …
  • Heterocystus cyanobacteria. …
  • Crocosphaera. …
  • Uncultivated cyanobacteria group A (UCYN-A) …
  • Alphaproteobacteria and gammaproteobacteria. …
  • Ammonium oxidizing bacteria (AOB) …
  • Nitrite oxidizing bacteria.

How many viruses are in a mL of sea water?

Viruses exist everywhere life is found, and also in the sea. An estimate of their abundance is 107 viruses per mL sea water.

What is dolphin morbillivirus?

Cetacean morbillivirus (CeMV) is a virus that infects marine mammals in the order Cetacea, which includes dolphins, porpoises and whales. Three genetically distinct strains have been identified: dolphin morbillivirus (DMV), pilot whale morbillivirus (PWMV) and porpoise morbillivirus (PMV).

How much bacteria is in a drop of seawater?

In a drop (one millilitre) of seawater, one can find 10 million viruses, one million bacteria and about 1,000 small protozoans and algae (called protists).

How can viruses in the ocean be harmful to humans?

can cause a broad range of asymptomatic to severe gastrointestinal, respiratory, and eye, nose, ear, and skin infections in people exposed through recreational use of the water. The viruses and the nucleic acid signature survive for an extended period in the marine environment.

What organisms in the marine environment do viruses infect?

Viruses were recognized as the causative agents of fish diseases, such as infectious pancreatic necrosis and Oregon sockeye disease, in the early 1960s [1], and have since been shown to be responsible for diseases in all marine life from bacteria to protists, mollusks, crustaceans, fish and mammals [2].

Are there marine fungi?

Nevertheless, fungi have been found in nearly every marine habitat explored, from the surface of the ocean to kilometers below ocean sediments. Fungi are hypothesized to contribute to phytoplankton population cycles and the biological carbon pump and are active in the chemistry of marine sediments.

How deep is the blue hole?

The Great Blue Hole is the world’s largest sinkhole, measuring an incredible 300 meters (984 feet) across and roughly 125 meters (410 feet) deep. The team also included Fabien Cousteau, grandson of underwater explorer Jacques Cousteau — who put the Blue Hole on the map back in 1971.

What’s scary about the ocean?

The ocean can literally crush you to death.

According to the National Ocean Service: “The deeper you go under the sea, the greater the pressure of the water pushing down on you. For every 33 feet (10.06 meters) you go down, the pressure increases by one atmosphere.”

Whats in the bottom of the ocean?

The bottom of the deep sea has several features that contribute to the diversity of this habitat. The main features are mid-oceanic ridges, hydrothermal vents, mud volcanoes, seamounts, canyons and cold seeps. Carcasses of large animals also contribute to habitat diversity.

Are we missing half of the viruses in the ocean?

Our data suggest that the abundance of RNA viruses rivaled or exceeded that of DNA viruses in samples of coastal seawater. The dominant RNA viruses in the samples were marine picorna-like viruses, which have small genomes and are at or below the detection limit of common fluorescence-based counting methods.

Do viruses affect marine life?

Every spoonful of seawater is filled with millions of viruses. And although most are harmless to people, they can infect a variety of marine life such as whales, crustaceans and bacteria.

Is it OK to poop in the ocean?

People usually recover without problems, but dehydration is a concern, and may rarely result in hospitalization. Human sewage in the ocean can cause human illnesses. causes nausea, vomiting, diarrhea, stomach pain, and sometimes fever.

Are there sea monsters in the ocean?

Hundreds of years ago, European sailors told of a sea monster called the kraken that could toss ships into the air with its many long arms. Today we know sea monsters aren’t real–but a living sea animal, the giant squid, has 10 arms and can grow longer than a school bus.

Is there a world under the sea?

Deep beneath the ocean floor off the Pacific Northwest coast, scientists have described the existence of a potentially vast realm of life, one almost completely disconnected from the world above.

Can you get an STD from swimming in the ocean?

The short answer is no, you can’t get an STI from a swimming pool. At least not without having sex in the swimming pool.

What are the two major types of bacteria in the ocean?

Marine phages parasite marine bacteria and archaea, such as cyanobacteria. They are a common and diverse group of viruses and are the most abundant biological entity in marine environments, because their hosts, bacteria, are typically the numerically dominant cellular life in the sea.

What bacteria eats water?

In the sea, filter-feeding animals like fan worms and shellfish can suck bacteria out of the water. There are even species of snail that float around in the water trailing big transparent nets of fine mucus, to trap bacteria and other organisms.

What disease does morbillivirus cause?

Measles (Rubeola)

Measles is caused by Morbillivirus of the Paramyxoviridae family. It is an acute febrile illness with a typical rash that is currently preventable by vaccination.

What symptoms does cetacean morbillivirus cause?

CMV targets the brain and lungs primarily. The most common symptoms are skin lesions, pneumonia, brain infections, and other secondary infections due to a compromised immune system.

How is morbillivirus spread?

Morbilliviruses are amongst the most contagious viruses known and are primarily transmitted by aerosols or respiratory droplets. Once inhaled, virions establish primary infection by receptor-dependent fusion at the plasma membrane [13].

What lives in one drop of water?

The drop can contain thousands of tiny organisms, such as algae, protozoans, bacteria, and viruses. Most of these microbes are harmless to other animals, including humans–fewer than 1 percent of bacteria cause disease, for example.

Can bacteria live in salt water?

Halotolerant bacteria can live, grow, and reproduce in salty concentrations. It shows that salt alone is insufficient for disinfection, but it is a safe choice for keeping things free from pathogens that are used or consumed daily, such as the house, clothing, or food.

About Mary Crane

Mary Crane
Mary Crane is a businesswoman and her passion for kids is so immense that she came up with a small fun place filled with bouncing castles, small trains with racks, and all the fun things just for kids to have some fun over the holidays and during the weekends. She is a strong advocate of developmental play and understands the effects of the lack of play in the growth of a child. According to Crane, encouraging play in a child helps them grow, and teaches them how to interact with other people at a young age; they also learn to share and make decisions as they grow. Mary Crane is a freelance writer and a mother of one.

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