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in two. In addition, their carapace* has multiple white
spots on the left and right, which is the biggest feature
LivingResources
that differentiates them from other shrimps. Humpback
shrimp,likeotherDokdoshrimp,isahigh-qualityshrimp
mainly consumed as food. Professor Khim Jong-seong
DokdoSea,aParadiseforMarineLife
of the School of Earth and Environmental Sciences at
¨ÏNaver
Seoul National University says, ¡°Dokdo shrimps, which
liveinthedeepseaatadepthof300meters,accumulate
more fat in their bodies and have a strong umami flavor
and good texture, so they are highly valuable as marine
products.¡± For humpback shrimp fishing, which is the
only type on Ulleung Island that can be done all year
round, as much as 30 kg can be caught at a time. Thus,
humpback shrimps are the most expensive because they
arecaughtlessthanregularshrimp,recordinganaverage
of400to500tons(1t=1000kg)perday;theyarealsothe
¡ãThe body length of humpback shrimp ranges from 130 to 190 mm,
largestinsize,makingthemrareandpopular.TheDokdo
anditsshellhasredhorizontalpatternsonanorangebackground.
shrimp served at the Blue House dinner even caused
The sea area around Dokdo is influenced by the East
protests from the Japanese government at the time.
KoreaWarmCurrent,whichflowsnorthtotheeastcoast,
However, Professor Khim explains that the significance
and the North Korea Cold Current, which flows south
of this is that the U.S., which has an influence on the
fromthenorth,sowarmandcoldwatercoexist,making
political situation in Northeast Asia, consumed fishery
it a good environment for various types of marine life,
productscaughtonDokdo,contributingtotheperception
includingseaweed,tolive.Inaddition,accordingtoSim
that Dokdo is a Korean territory. In other words, Dokdo
Su-hwan, a researcher of Korea Institute of Science and
shrimp served as an important opportunity to publicize
Technology (KIOST), the sea around Dokdo has richer
whoholdsDokdo¡¯ssovereignty.
nutrientsduetotheintersectionofdeepwaterandsurface
There is something else that is hard to find in the
water,*allowingavarietyofmarinelifetoinhabitit.Just
waters around Dokdo, beyond Dokdo shrimp. It is the
asthereisalotofcarbondioxidedissolvedincoldcoke,
North Pacific right whale. The adult North Pacific right
thereismoreoxygendissolvedinthecoldsea.Therefore,
whalereachesfrom17to18metersinlengthandweighs
in deep water, the deepest and coldest part of the ocean,
from 80 to 100 tons. These whales are distributed from
more plankton and bacteria can live, and creatures that
temperate to cold zones, such as the Sea of Japan, East
consumethemasfoodcanlikewiselivethere.
China Sea, and Sea of Okhotsk, and are known to
According to the Ministry of Oceans and Fisheries,
consumesmallcrustaceansconcentratednearthesurface
as of the end of 2018, a total of 520 species of marine
byslowlypassingby.Thenorthernrightwhaleisawhale
invertebrates have been discovered on Dokdo. Among
withhistoricalsignificance.ProfessorKhimsaid,¡°Inthe
these, the most representative type of marine life is
17th century in Europe, as the population of whales in
Dokdo shrimp. People may erroneously assume that
theAtlanticandotherareasdecreasedduetooverfishing,
Dokdo shrimp refers to one species, but in fact, Dokdo
it was necessary to develop new fishing grounds, and
shrimp refers to three species caught in the waters
Western whaling ships gradually began to turn their
around Dokdo: humpback shrimp, morotoge shrimp,
eyestotheEastSea.¡±Hefurtherexplained,¡°Thewhales
and spiny lebbeid. Humpback shrimp¡¯s forehead horn
mainly caught at this time were North Pacific right
is long and curved upward, with a white tip that is split
whales, which are gentle and often come to the surface
6
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