Biovolumes
| Species |
Centrales |
| Division |
CHRYSOPHYTA (HETEROKONTOPHYTA) |
| Class |
Diatomophyceae (Bacillariophyceae) |
| Order |
EUPODISCALES (BIDDULPHIALES, CENTRALES) |
| Trophy |
AU |
| Geometric shape |
 |
| Formula |
p/4*d^2*h |
| Size class |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
| Unit |
cell |
cell |
cell |
cell |
cell |
cell |
cell |
cell |
cell |
cell |
cell |
cell |
cell |
cell |
cell |
cell |
cell |
| Size range |
3-7 |
7-12 |
12-17 |
17-22 |
22-27 |
27-32 |
32-40 |
40-50 |
50-60 |
60-70 |
70-90 |
90-110 |
2-4 |
110-130 |
130-150 |
150-170 |
170-190 |
| Height(h), µm |
3.3 |
6.5 |
9.8 |
10.0 |
12.5 |
15.0 |
17.5 |
22.5 |
27.5 |
19.5 |
24.0 |
30.0 |
2.0 |
36.0 |
42.0 |
48.0 |
54.0 |
| Diameter(d1), µm |
5.0 |
10.0 |
15.0 |
20.0 |
25.0 |
30.0 |
35.0 |
45.0 |
55.0 |
65.0 |
80.0 |
100.0 |
3.0 |
120.0 |
140.0 |
160.0 |
180.0 |
| No. of cells/counting unit |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
| Calculated volume, µm3 |
64 |
510 |
1 722 |
3 140 |
6 133 |
10 598 |
16 828 |
35 767 |
65 302 |
64 674 |
120 576 |
235 500 |
14 |
406 944 |
646 212 |
964 608 |
1 373 436 |
| Comment |
6; HD fac.=0.65 |
6; HD fac.=0.65 |
6; HD fac.=0.65 |
6; HD fac.=0.5 |
6; HD fac.=0.5 |
6; HD fac.=0.5 |
6; HD fac.=0.5 |
6; HD fac.=0.5 |
6; HD fac.=0.5 |
6; HD fac.=0.3 |
6; HD fac.=0.3 |
6; HD fac.=0.3 |
6; HD fac.=0.65 |
6; HD fac.=0.3 |
6; HD fac.=0.3 |
6; HD fac.=0.3 |
6; HD fac.=0.3 |
| Calculated Carbon pg/counting unit |
8 |
45 |
121 |
197 |
340 |
529 |
770 |
1 420 |
2 314 |
2 296 |
3 804 |
6 548 |
2 |
10 203 |
14 846 |
20 545 |
27 362 |
Source
Olenina, I., Hajdu, S., Edler, L., Andersson, A., Wasmund, N., Busch, S., Göbel, J.,
Gromisz, S., Huseby, S., Huttunen, M., Jaanus, A., Kokkonen, P., Ledaine, I. and Niemkiewicz,
E.
2006 Biovolumes and size-classes of phytoplankton in the Baltic Sea HELCOM Balt.Sea Environ. Proc. No. 106, 144pp. (PDF),
PEG_BVOL.zip
