| symbiosis | 0.25 |
| provide the coral | 0.78 |
| live within their tissu… | 0.77 |
| give their color | 0.61 |
| provide food | 0.35 |
| extract nutrient | 0.31 |
| leave the coral | 0.31 |
| repopulate coral | 0.25 |
| produce protective xant… | 0.25 |
| seem tolerant of high l… | 0.25 |
| light | 0.49 |
| photosynthetic | 0.51 |
| brown | 0.47 |
| expelled | 0.49 |
| listed as belonging to … | 0.28 |
| responsible for the col… | 0.25 |
| lost | 0.22 |