Table 2.
Overview of the number of sequences, OTUs (97% identities) and diversity indices for six sponges (Sp1- 6: sponge 1- 6) and seawater (SW) samples collected in October 2011 (Oct) and February 2012 (Feb).
| Sample ID | Total #reads | Total OTUs# | Chao1 * | Observed OTUs * | Shannon * |
|---|---|---|---|---|---|
| SEAWATER | |||||
| SW Oct | 1340 | 246 (0) | 440 | 221 | 6.2 |
| SW Feb | 1524 | 285 (1) | 510 | 239 | 6.3 |
| GROUP “SG1” | |||||
| Sp1 Oct | 1185 | 90 (2) | 176 | 86 | 3.7 |
| Sp4 Feb | 2386 | 179 (0) | 267 | 119 | 4.2 |
| Sp5 Feb | 1755 | 105 (1) | 191 | 79 | 3.3 |
| Sp6 Feb | 3616 | 115 (1) | 124 | 61 | 3.1 |
| GROUP “SG2” | |||||
| Sp2 Oct | 2254 | 220 (1) | 289 | 156 | 5.7 |
| Sp3 Oct | 2751 | 341 (0) | 529 | 203 | 6.2 |
#
Number in parentheses denotes the number of unclassified OTUs included in the total.
*
1100 reads were subsampled to calculate diversity indices.