Tokotannuma Pond

Akkeshi Town ・床潭沼

NowTokotannuma Pond today3D view built from GSI elevation data and recent aerial imagery. Use the buttons at top left to view from the north, east, south or west, or drag to rotate. On phones, move two fingers up or down to tilt, and pinch to zoom.

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GSI Tiles (elevation tiles, seamless aerial photos), processed by this site.

Aerial photo of Tokotannuma Pond (Akkeshi Town, Hokkaido) taken in 1978 — Taken October 18, 1978. Source: aerial photo by the Geospatial Information Authority of Japan (1978), resized.GSI Maps and Aerial Photo Service

About Tokotannuma Pond

A small lagoon-origin pond near the Tokotan settlement on Akkeshi Bay, Akkeshi Town. The 1991 survey recorded reeds and bulrushes, pondweed and pond lilies, and sticklebacks.

Sources: Environment Agency of Japan, Lake Survey Report (1993), Environment Agency of Japan, Lake Survey Report: Data Appendix (1993) (sources in Japanese)

Lake data

Area: 0.07 km²#93 in Hokkaido
Maximum depth: 3.5 m#54 in Hokkaido
Average depth: 2 m
Surface elevation: 5 m
Transparency: 0.6 m#56 in Hokkaidoas of the 1991 survey
Origin: Lagoon-origin lake
Lake type: Dystrophic
Fresh or brackish: Freshwater
Freezing: Freezes in winter
Unmodified lake: No
Natural park: Akkeshi-Kiritappu-Konbumori Quasi-National Park
Lake number: 0630number in the national lake survey

Sources: Environment Agency of Japan, 4th National Survey on the Natural Environment: Lake Survey Report (1993). Area and depth use newer figures from the Geospatial Information Authority of Japan where available. Origin, lake type, transparency, freezing and unmodified status are as of the 1991 survey.

Themes that include Tokotannuma Pond

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