Table 1.
Distribution of isolates and MOTU (Molecular Operational Taxonomic Units) in the algal organs according to the sampling sites.
| Host | Sampling site | Nb of isolates/Nb of MOTU | Nb of isolates/Nb of MOTU | Nb of isolates/Nb of MOTU | Nb of isolates/Nb of MOTU | Total Nb of isolates | Nb of singletons | Nb of different MOTUs | Percentage of infection per algae |
|---|---|---|---|---|---|---|---|---|---|
| Thallus | Frond | Receptacle | Holdfast | ||||||
| SL | Oban | 15/14 | 1/1 | 1/1 | 17 | 12 | 16 | 5.6 | |
| PC | Oban | 1/1 | 0/0 | 2/1 | 3 | 0 | 1 | 1 | |
| LD | Oban | 0/0 | 0/0 | 10/9 | 10 | 5 | 9 | 3.3 | |
| LD | Roscoff | 0/0 | 2/2 | 18/14 | 20 | 10 | 16 | 6.6 | |
| AN | Oban | 4/4 | 0/0 | 1/1 | 5 | 2 | 5 | 1.6 | |
| AN | Roscoff | 15/2 | 29/7 | 0/0 | 44 | 6 | 8 | 14.6 |
A total of 100 tissue segments per algal organ were analyzed for each of the 6 host-site. Codes are Nb, number; SL, Saccharina latissima; PC, Pelvetia canaliculata; LD, Laminaria digitata; AN, Ascophyllum nodosum.