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MarBEF Data System |
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HABs taxon details
context source (ERMS)
Gkelis, S.; Ourailidis, I.; Panou, M.; Pappas, N. (2016). Cyanobacteria of Greece: an annotated checklist. <em>Biodiversity Data Journal.</em> 4: e10084., available online at https://doi.org/10.3897/bdj.4.e10084 [details]
basis of record
Guiry, M.D. & Guiry, G.M. (2023). AlgaeBase. <em>World-wide electronic publication, National University of Ireland, Galway.</em> searched on YYYY-MM-DD., available online at http://www.algaebase.org [details]
Present Inaccurate Introduced: alien Containing type locality
From regional or thematic species database
Description Trichomes free-floating, solitary, irregularly screw-like coiled with up to 6 (-7) coils, which are 24-27 μm wide and 2-4.8 μm high, constricted at the cross-walls, often joined together with pairs of heterocytes. Cells widely barrel-shaped, with aerotopes, (3) 4-8 (11) x 4.6-8.8 (9.9) μm. Heterocytes spherical or widely oval, (3) 4-8 (11 x (3) 4.8-8 μm. Akinetes spherical or slightly longer than wide, widely oval, solitary or in pairs, (5?) 8-12 (15) x (5?) 6-9.6 (12) μm, with colourless exospore. [details]
Distribution Planktic in ponds and lakes, also in slightly halophilic habitats; described from central Asia (W Siberia), rarely occurs in central and E Europe (Czech Republic, Hungary, Romania, Slovakia) and in Japan.
[details]
Harmful effect Bloom from Greece dominated by this species was found to contain microcystin (Lanaras & Cook 1994) [details]
Remark Heterocysts, nitrogen fixing filamentous form [details]
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