FAQ: Fish Levels In The Baltic Sea Are An Indictator Of What?

What fish are in the Baltic Sea?

The fish include marine species like cod (Gadus morhua), sprat (Sprattus sprattus) and herring (Clupea harengus), freshwater species like pike (Esox lucius) and perch (Perca fluviatilis), and species that live part of their lives in the sea and part in freshwater like Atlantic salmon (Salmo salar), sea trout (Salmo

How many fish are in the Baltic Sea?

About 230 fish species are recorded in the Baltic Sea (HELCOM 2012a). Marine species are the most common in the southwestern Baltic Sea and in open sea areas.

Is it safe to eat fish from the Baltic Sea?

Fish from some areas of the Baltic Sea are so contaminated that they may be too toxic for EU markets, warns WWF. The level of brominated flame retardants (PBDEs) found in herring is 5 times higher in the Baltic Sea than in the Atlantic. But it is not only the fish that is contaminated.

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What is happening to the Baltic Sea?

During the last century, the surface water of the Baltic Sea has become about three degrees warmer, even the deep water is two degrees warmer, and that warming is accelerating. Two-thirds of the warming has happened since 1990, and it is very closely following the warming of the atmosphere.

Who is polluting the Baltic Sea?

The Baltic Sea is almost totally surrounded by land and therefore more endangered by pollution than other marine areas. The sources of marine pollution are municipal and industrial waste inputs directly into the sea or via rivers, and atmospheric inputs mainly from traffic and agriculture.

Is the Baltic Sea dangerous?

THERE IS something dangerous lurking in the shallow waters of the Baltic Sea. This indicates corrosion of the metal, and that poisonous chemicals are now leaking into the water and could be absorbed by fish, entering the food chain. Scientists are concerned, but not just because containers are leaking.

What is the most popular fish in the world?

The latest report by the UN shows that tuna is the world’s most consumed and the second most wild caught fish in the world.

What is the most common fish in the sea?

The World’s Most Common Types of Fish

Rank  Fish Commercial Harvest
1 Grass carp 5,028,661
2 Peruvian anchoveta 4,692,855
3 Silver carp 4,189,578
4 Common carp 3,791,913

Are there sharks in the Baltic Sea?

Contrary to popular belief, there are sharks in the Baltic Sea. In fact, 31 species of sharks and closely related skates, rays and chimaeras (collectively known as cartilaginous fishes) have been recorded in this area.

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Why can it be dangerous to eat a lot of fish from the Baltic Sea?

Despite the favourable nutritional qualities of fish, the consumption of salmon or trout and herring caught in the Baltic Sea, particularly in the Gulf of Bothnia and the Gulf of Finland, may subject consumers to higher than normal levels of dioxins and PCB compounds, which are harmful to health.

Are sardines from the Baltic Sea safe to eat?

Baltic Sardines (actually herring) are a particular problem species for contamination because of their high fat content. “As a result there is a greater potential to exceed the provisional tolerable weekly intake (PTWI) if people eat herring or wild salmon from the Baltic sea more than once a week.

Is there salmon in the Baltic Sea?

There are wild salmon rivers in all sub-basins of the Baltic.

Is the Baltic Sea polluted?

The Baltic Sea is the most polluted sea in the world. There are many rivers flowing into the Baltic Sea which carry waste from the centres of population, from industry as well as from agriculture into the sea. The annual blue-green algae beds can also turn the coastal waters mushy on Finnish coast of the Baltic Sea.

Which countries are on the Baltic Sea?

Proceeding clockwise from the west, the countries bounding the Baltic are Denmark, Sweden, Finland, Russia, Estonia, Latvia, Lithuania, Poland, and Germany.

Is Poland on the Baltic Sea?

The Baltic Sea is an arm of the Atlantic Ocean, enclosed by Denmark, Estonia, Finland, Germany, Latvia, Lithuania, Poland, Russia, Sweden and the North and Central European Plain.

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