| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| an introduction to marine ecology | 1.26 | 0.3 | 781 | 94 | 33 |
| an | 1.22 | 0.7 | 2312 | 97 | 2 |
| introduction | 0.11 | 0.1 | 213 | 64 | 12 |
| to | 1.69 | 1 | 6360 | 6 | 2 |
| marine | 1.35 | 0.3 | 1295 | 2 | 6 |
| ecology | 1.29 | 0.8 | 6399 | 19 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| an introduction to marine ecology | 1.24 | 1 | 9322 | 96 |
