Tribonema sp.
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Svalbard, NorwaySvalbard, Hornsund (77°00´15°20´E), moss stream under Angellfjelet, collected 8.9.2004 as a frozen algal filaments (2004)
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NorwaySvalbard, Hornsund (77°00´15°20´E), stream close the lake Myrktjörn, black biofilm in small waterfall (2004)