Table 1.
Macroinvertebrates found in the holdfast and blades of Macrocystis pyrifera and their respective abundances, for algae exposed to a mixture of contaminants and the control group (without toxic exposure). * Indicate species that feed on M. pyrifera.
| Phylum/Class | Taxa | Treatments | |||||
|---|---|---|---|---|---|---|---|
| Control | Cd + PAHs | Cu +PAHs | |||||
| Holdfast | Blades | Holdfast | Blades | Holdfast | Blades | ||
| Arthropoda | |||||||
| Malacostraca | Aora typical * | 77 | 9 | 7 | 1 | 10 | 3 |
| Sunamphitoe femorata * | - | 4 | - | 1 | - | 1 | |
| Pilumnoides perlatus | - | 1 | - | 1 | - | - | |
| Taliepus dentatus * | 4 | 7 | 3 | 2 | 2 | 1 | |
| Erichthonius sp. | 2 | - | 1 | - | - | - | |
| Amphipoda sp.1 | - | - | - | 2 | - | 2 | |
| Amphipoda sp.2 | - | 3 | - | - | - | - | |
| Amphipoda sp.3 | - | 2 | - | - | - | - | |
| Annelida | |||||||
| Polychaeta | Platynereis australis | 6 | 3 | 6 | 1 | 5 | 2 |
| Pseudonereis sp. | 1 | - | - | - | - | - | |
| Phyllodocidae | - | - | - | 2 | - | - | |
| Terebellidae | 1 | - | 3 | - | 2 | - | |
| Mollusca | |||||||
| Gastropoda | Eatoniella sp.* | 1 | - | - | - | - | - |
| Bryozoa | |||||||
| Gymnolaemata |
Membranipora
membranacea |
- | 42 | - | 12 | - | 22 |
| Foraminifera | Foraminifera | - | - | - | - | - | 1 |
| Total individuals | 92 | 71 | 20 | 22 | 19 | 32 | |
| Total identities | 7 | 8 | 5 | 8 | 4 | 7 | |