Poisonous Jellyfish Will Spoil The Vacation For The Lovers Of Spanish Beaches

Spanish scientists warn that as summer sets in, theoverfishing, in the result of which the number of the
coastal waters of Spain will be invaded not only by thenatural enemies of jellyfish decreases. Dr. Reese
lovers of beach vacation, but also by poisonousTirado from the Scientific research laboratory of
jellyfish. In the recent years these marine dwellers"Greenpeace" in Exeter, Great Britain, thinks that not
have become a real disaster for the adorers ofonly fishing contributes to their exuberance. According
Mediterranean seaside, and it is the fault of overfishingto her words, the agricultural activity of the man is also
and global warming, says the British "Guardian."in no small measure contributes to these creatures: the
While studying the life cycle of jellyfish, the scientistsabundance of manure, getting with the sewage into
from the Institute of Marine Science in Barcelona havethe sea, provokes the heavy growth of seaweed,
discovered 30 colonies, with 4-6 zooids per 1 cubicwhich is in the diet of jellyfish.
meter of the water across the entire Catalan coast.Global warming, which causes such anxiety not only
As the summer sets in, the sea currents will bring themamong the scientific society, but also in the political
from the depths to the coastal waters of the popularquarters and in mass consciousness, also "plays into
resorts of Costa Brava.the hands" of jellyfish, say the Spanish researchers.
However, the problem of jellyfish "invasion" was facedThe mild climate, small amount of precipitation and
not only by the countries of the Mediterranean basin.absence of the common for winter period storms in
"The impressive growth of the population of jellyfishthis region, create ideal conditions for the propagation
was registered in Japan, Namibia, off the coasts ofof these marine dwellers.
Alaska, Venezuela, Peru, Australia - told the journalistsAccording to the data of the British newspaper, in the
one of the participants of the research, professoryear 2006 the members of Red Cross have lend aid
Joseph-Maria Hili. - this is the ecological problem of theto the 21 000 people, stricken by jellyfish during the
international level."vacation on Catalan beaches. During one day in the
As found out by the scientists, the jellyfish propagateAugust of the same year, on the beach in Malaga, 400
not only in summer, but during the whole year. There ispeople were harmed, and in December hundreds of
nothing new in the fact of the heavy increase of theirbathers have suffered burns after they met jellyfish on
population, as a rule, this repeats with the frequency ofthe South-Eastern coast of Brasilia.
once in ten years. However, recently the "invasions" ofSomebody would think that beaches with coastal
these invertebrate inhabitants of the bosom of the seawater full of sharks would also get not really much
happen more and more often, and the colonies aretourists in this season, but it is actually exactly inside
steadily growing and gaining new habitats.out. There is an opinion that sharks are the engine of
According to the scientists, one of the main reasons oftourism.
the upsetting of biological balance has become the