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into the lake. The irrigation system has been in operation since 1982, resulting in a considerable improvement of the water quality although since the 1950s the transparency of the lake, though still ranked No. 7 in the world, has decreased from 26.8 m (88 ft) to approximately 5 m (16 ft).
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The development of the areas surrounding Lake Ikeda has caused the quality of the water to decline since 1955. Other causes include an irrigation project, developed for agricultural field and households in the area, which was initiated in 1965, for it the courses of three nearby rivers were diverted
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and Issie was unable to find it, she jumped into the lake and her despair transformed her into a giant, saurian beast, which since then frequently surfaces, trying to find her lost child. The creature was reportedly photographed in 1978 by a man who went by the name "Mr. Matsubara". Twenty other
262:. It is perhaps best known to tourists as the location of the purported sightings of a monster named Issie, and as the largest lake on Kyūshū island with a surface area of 11 km (4.2 sq mi) and a shoreline length of 15 km (9.3 mi).
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people reportedly also saw the creature swimming in the lake in 1978; they described it as black and having two humps, each about 5 meters (16 feet) long.
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According to mythology, Issie was a white mare who lived together with her foal on the shore of Lake Ikeda. However, when the foal was kidnapped by a
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489:"Disappearance of deep profundal zoobenthos in Lake Ikeda, southern Kyushu, Japan, with relation to recent environmental changes in the lake"
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until the 1940s, but one theory for the further drop in underwater life is that the existing life in Lake Ikeda has been affected by
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folklore of the surrounding regions. Local religious tradition originally held the lake as the origin of humankind.
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Monster Mysteries: Investigating the World's Most Elusive Creatures
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Ikeda and
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in appearance. The naming convention is analogous to "Nessie" (the
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461:"International Lake Environment Committee article on Lake Ikeda"
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463:. International Lake Environment Committee. Archived from
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and surrounded by its rim and associated volcanic domes.
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said to lurk in Lake Ikeda. It is described as being
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513:. University Press of Kentucky. pp. 145–146.
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427:"Major Destinations in Japan - Kyushu Island"
303:were found. The lake was already considered
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250:located 40 km (25 mi) south of
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16:Caldera on the island of Kyushu, Japan
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559:. A & W Publishers. p. 107.
337:Lake Ikeda is important in the local
287:Lake Ikeda is known to harbour large
187:1.47 km (1,190,000 acre⋅ft)
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491:. Ingenta Connect.com. December 2006
555:Arthur C. Clarke's Mysterious World
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429:. www.jnto.go.jp. Archived from
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163:11 km (4.2 sq mi)
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140:41 km (16 sq mi)
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970:Lakes of Kagoshima Prefecture
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402:List of volcanoes in Japan
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179:233 m (764 ft)
171:135 m (443 ft)
213:63 m (207 ft)
397:List of lakes in japan
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975:Volcanic crater lakes
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283:Eel from Lake Ikeda
193:Residence time
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980:Ibusuki, Kagoshima
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107:31.233°N 130.567°E
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377:Loch Ness Monster
325:It is within the
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266:Deterioration
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168:Average depth
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799:Chūbu region
759:Kantō region
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493:. Retrieved
469:. Retrieved
465:the original
435:. Retrieved
431:the original
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369:lake monster
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336:
324:
305:oligotrophic
297:oligochaetes
286:
269:
248:caldera lake
228:
227:
202:Shore length
184:Water volume
160:Surface area
129:caldera lake
35:Mount Kaimon
784:Kasumigaura
775: [
110: /
85:Coordinates
964:Categories
729:Inawashiro
538:Metropolis
495:2008-05-21
471:2008-05-21
437:2008-05-21
408:References
301:chironomid
293:zoobenthos
229:Lake Ikeda
176:Max. depth
61:Lake Ikeda
22:Lake Ikeda
811:Kawaguchi
333:Mythology
252:Kagoshima
197:1.7 years
846:Suigetsu
827:Yamanaka
767:Chūzenji
691:Shikotsu
666:Kutcharo
661:Kussharo
641:Abashiri
391:See also
258:island,
241:Ikeda-ko
98:130°34′E
73:Location
900:Nakaumi
854:Kugushi
789:Kitaura
739:Ogawara
719:Hachirō
671:Kuttara
651:Akkeshi
384:samurai
373:saurian
315:Geology
275:Animals
95:31°14′N
905:Shinji
858:Hiruga
842:Mikata
833:Hamana
815:Motosu
749:Towada
744:Tazawa
724:Hibara
701:Utonai
686:Saroma
681:Notoro
563:
517:
339:Shinto
299:and a
256:Kyūshū
254:city;
79:island
77:Kyūshū
923:Ikeda
823:Shōji
779:]
734:Jūsan
676:Mashū
656:Furen
590:Ikeda
362:Isshī
350:Issie
345:Issie
260:Japan
246:is a
151:Japan
146:Basin
882:Biwa
864:Suwa
850:Suga
772:Inba
696:Tōya
646:Akan
561:ISBN
515:ISBN
356:イッシー
289:eels
235:池田湖湖
124:Type
819:Sai
379:).
966::
856:,
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777:ja
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
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