| # of Observations | ITIS TSN | Scientific Name (as provided) |
|---|---|---|
| 40865 | 64358 | Polychaeta spp. |
| 4183 | 65459 | Tomopteridae spp. |
| 1379 | 65460 | Tomopteris spp. |
| 1016 | -5010 | Worms spp. |
| 890 | 64357 | Annelida spp. |
| 491 | 65462 | Tomopteris septentrionalis |
| 378 | 65452 | Typhloscolex muelleri |
| 361 | 66781 | Spionidae spp. |
| 293 | -9020 | Harmothoe sarsi |
| 118 | -6035 | Polychaeta (except tomopteris) |
| 100 | 66917 | Pygospio elegans |
| 81 | 64502 | Harmothoe spp. |
| 78 | 69450 | Mooreobdella microstoma |
| 32 | 65449 | Sagitella spp. |
| 24 | -8474 | Poebius meseres |
| 19 | 65465 | Tomopteris helgolandica |
| 14 | 65399 | Alciopidae spp. |
| 13 | 68281 | Hydroides spp. |
| 7 | 65453 | Travisiopsis spp. |
| 4 | 65803 | Syllides spp. |
| 4 | 204808 | Isochaeta ovalis |
| 3 | -7870 | Heterochaeta norvegica |
| 2 | 68422 | Oligochaeta spp. |
| 2 | 65461 | Tomopteris renata |
| 2 | 65403 | Rhynchonerella angelina |
| 1 | 68232 | Serpulidae spp. |
| 1 | 67415 | Capitella capitata |
| 1 | 66971 | Marenzelleria spp. |
| 1 | 65870 | Nereididae spp. |
| 1 | 65228 | Phyllodocidae spp. |