Table 1.
Abundance (individuals L−1) of mobile macrofauna associated with Sargassum at four sample stations of recent study
| Organism | Stations Aug 2011 | Stations Feb 2012 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | 5 | 6 | 1 | 3 | 5 | 6 | ||
| Annelida: Phyllodocida | |||||||||
| Platyneries dumerilli | – | 0 | 0 | 0 | 0.6 | 0 | 0 | 0 | |
| Crustacea: Amphipoda | |||||||||
| Ampithoe sp. A | – | 0 | 0 | 0 | 30.0 | 11.5 | 0.9 | 1.3 | |
| Ampithoe sp. B | – | 0 | 0 | 0 | 3.6 | 5.9 | 0.8 | 1.2 | |
| Ampithoe longimana | – | 0 | 0 | 0 | 0.1 | 0.6 | 0 | 0.2 | |
| *Biancolina brassicacephala | – | 0.1 | 0.1 | 0 | 0 | 0 | 0 | 0 | |
| Hyale | – | 0 | 0.9 | 0 | 3.1 | 1.4 | 0.1 | 0 | |
| Deutella | – | 0 | 0.1 | 3.6 | 0 | 0.3 | 0 | 0.1 | |
| *Sunamphitoe pelagica | – | 0 | 0 | 0 | 26.6 | 9.5 | 0.7 | 0 | |
| Unidentified amphipod | – | 0.4 | 1.1 | 0.6 | 29.1 | 5.3 | 0.8 | 0.3 | |
| Crustacea: Copepoda | |||||||||
| Unidentified copepod | – | 0 | 0.5 | 0.2 | 0.1 | 0 | 0 | 0 | |
| Crustacea: Decapoda | |||||||||
| Hippolyte coerulescens | – | 1.8 | 5.4 | 14.9 | 5.2 | 1.5 | 0.9 | 0.3 | |
| *Latreutes fucorum | – | 124.1 | 195.6 | 214.3 | 472.9 | 908.3 | 112.7 | 67.5 | |
| Leander tenicornis | – | 8 | 11.7 | 9.6 | 7.8 | 9.4 | 3.8 | 1.1 | |
| *Planes minutus | – | 3.7 | 10.9 | 2.1 | 0.4 | 1.5 | 0.9 | 0.7 | |
| Portunus sayi | – | 2.9 | 23.3 | 17.7 | 0.1 | 0.3 | 0.1 | 0.1 | |
| Crustacea: Tanaidacea | |||||||||
| Tanaid | – | 0 | 0 | 0.1 | 0 | 0 | 0 | 0 | |
| Arthropoda: Pycnogonida | |||||||||
| Pycnogonid | – | 0 | 0 | 0 | 0.1 | 0 | 0 | 0 | |
| Mollusca: Caenogastropoda | |||||||||
| *Litiopa melanostoma | – | 2.2 | 0.5 | 14.3 | 0 | 0 | 1.2 | 0.6 | |
| Mollusca: Nudibranchia | |||||||||
| Corambe obscura | – | 0 | 0 | 0 | 2.8 | 1.5 | 0.2 | 0 | |
| *Scyllaea pelagica | – | 0 | 0 | 0 | 8.0 | 1.8 | 0.1 | 0.5 | |
| Chordata: Teleostei | |||||||||
| Histrio histrio | – | 0.2 | 0.5 | 0.1 | 0.5 | 0 | 0 | 0 | |
| Diodon | – | 0 | 0 | 0.1 | 0 | 0 | 0 | 0 | |
| Other fish | – | 0.9 | 0 | 0 | 0 | 0 | 0 | 0 | |
| Total no. of individuals sampled (standardized to 10L sample) | – | 1,443 | 2,506 | 2,776 | 5,909 | 9,586 | 1,232 | 738 | |
| Number of taxffoley | – | 10 | 12 | 12 | 17 | 14 | 13 | 12 | |
Original sample displacement volume exceeded 10 L for each station. Asterisks denote possible Sargassum community endemics (Laffoley et al. 2011)