Lake Kuttara

Lake Kuttara (倶多楽湖, Kuttara-ko) is a nearly circular caldera lake in Shiraoi, Hokkaidō, Japan. It is part of Shikotsu-Tōya National Park. The lake is recognized as having the best water quality in all of Japan. With a transparency of 19 metres (62 ft), the lake ranks second to Lake Mashū according to the Ministry of the Environment.

Lake Kuttara
倶多楽湖 (Japanese)
View from the crater rim (August 2017).
Lake Kuttara
Coordinates42°30′N 141°10′E
Typeoligotrophic crater lake
Primary inflowsnone
Primary outflowsevaporation
Basin countriesJapan
Surface area4.68 km2 (1.81 sq mi)
Max. depth148 m (486 ft)
Shore length18 km (5.0 mi)
Surface elevation258 m (846 ft)
Islandsnone
SettlementsShiraoi
References
1 Shore length is not a well-defined measure.

Resident species of the lake include a salamander species, Ezo salamander (エゾサンショウウオ, Ezo Sanshōuo). Since 1909, Sockeye salmon have been introduced to the lake.

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.