| Common Name |
Language | Country | Species | Type |
|---|---|---|---|---|
| Sea thread hydroid | English | Canada | Obelia dichotoma | AFS |
| Sea thread hydroid | English | USA | Obelia dichotoma | AFS |
| Sea thread hydroid | English | Chile | Obelia dichotoma | Vernacular |
| Sea thread hydroid | English | USA | Obelia dichotoma | Vernacular |