 
 
|   Unidentified sp.3 Ankistrodesmus ? μm Japan, 1998 |   Unidentified sp.9 μm Japan, 1999 |   sp. 17 μm Japan, 1998 |   Unidentified sp.10 Volvocales ? μm Japan, 1999 | 
|   sp. 3< μm Japan, 1998 |   sp. 4 μm Japan, 1997 |   sp. 6 μm Japan, 1997 |   sp. 7 Selenastrum ? μm Japan, 1998 | 
|   sp. 8 μm Japan, 1998 |   sp. 9 μm Japan, 1998 |   sp. 10 μm Japan, 1998 |