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Jan Mayen Ridge
latitude: 69
longitude: -8
Precision of location: Alexandria Digital Library (with NGA GNDB data)
Site Named Here: By name of island, bay, strait, lake, river, or stream, etc., named in source publication
| Plehnia arctica | 1898 or earlier | 1275 m | grey mud | Swedische Grönland Expedition 1899 |