Lake TÅya
The Lake Toya (Japanese洞 爷 湖, Toya -ko ) is a volcanic caldera lake in Shikotsu- Toya National Park in the sub-prefecture in the southwest Iburi Hokkaido in Japan. The Toya is the northernmost lake in Japan, which never freezes and is named after the Lake Mashu the zweitklarste lake in Japan.
In Naka -no- shima (中 岛, dt " island [in] the middle "; 4.85 km ²), an island in the middle of the lake, there is a forest museum. The lake is the area after the ninth largest, as caldera lake even the third largest in Japan. The name comes from the Ainu language and Toya is made up of the two words for lake (to) and banks ( ya) together.
The lake is one of the communities on the east bank and Sōbetsu Tōyako on the west bank. In the latter 2008, the 34th G8 summit took place.
Fauna
In the lake of the Japanese charr ( Salvelinus leucomaenis ), carp fish are UGUI ( Tribolodon hakonensis ) and gobies home. In addition, other species such as smelt, the sockeye salmon (Oncorhynchus nerka ), rainbow trout, masu salmon, carp and trout ( Salmo trutta ), etc. were exposed and located in the lake. Fish eggs of sockeye salmon in 1893 was first introduced into the lake. 1930 t sockeye salmon were caught 25. The fishing amount increased to 1950 to 100 t, but then rose by a nearby air of the acidity of the water, which led to a reduction of the total fish population. The water quality is slowly improving over the years so again in 1986 to 50 t sockeye salmon were caught. The stint was brought in 1912 from the lake Kasumigaura in the Lake Toya, the rainbow trout was exposed in 1926, the masu salmon 1928.
Besides the various species of fish live on the small island of Naka -no- shima in the center of the lake sika deer. 1957 were initially a single male, also spent a year later a female on the island. 1965 a second female was brought to the island. The maximum number of sika deer reached 400 animals at times.
Gallery
Seen from Mount Yōtei from
Ukimido Park on the north shore of the lake