| argentina | santiago del estero province | diphyllobothrium dendriticum | species | 0 | 1 |
| canada | british columbia | diphyllobothrium dendriticum | species | 29 | 0 |
| chile | | diphyllobothrium dendriticum | species | 4 | 0 |
| chile | los lagos region | diphyllobothrium dendriticum | species | 1 | 1 |
| chile | los rios region | diphyllobothrium dendriticum | species | 0 | 1 |
| czech republic | | diphyllobothrium dendriticum | species | 3 | 0 |
| estonia | | diphyllobothrium dendriticum | species | 2 | 0 |
| estonia | jarva county | diphyllobothrium dendriticum | species | 1 | 0 |
| estonia | valga county | diphyllobothrium dendriticum | species | 5 | 0 |
| germany | mecklenburg-vorpommern | diphyllobothrium dendriticum | species | 0 | 1 |
| netherlands | | diphyllobothrium dendriticum | species | 1 | 0 |
| norway | | diphyllobothrium dendriticum | species | 6 | 0 |
| norway | more og romsdal county | diphyllobothrium dendriticum | species | 0 | 1 |
| norway | nordland county | diphyllobothrium dendriticum | species | 6 | 0 |
| russia | buryatia republic | diphyllobothrium dendriticum | species | 8 | 0 |
| russia | irkutsk oblast | diphyllobothrium dendriticum | species | 1 | 0 |
| russia | kamchatka krai | diphyllobothrium dendriticum | species | 1 | 0 |
| russia | kursk oblast | diphyllobothrium dendriticum | species | 2 | 0 |
| switzerland | | diphyllobothrium dendriticum | species | 4 | 0 |
| switzerland | bern region | diphyllobothrium dendriticum | species | 1 | 0 |
| united kingdom | | diphyllobothrium dendriticum | species | 5 | 0 |
| united kingdom | england | diphyllobothrium dendriticum | species | 32 | 0 |
| united kingdom | scotland | diphyllobothrium dendriticum | species | 1 | 1 |
| united states | | diphyllobothrium dendriticum | species | 3 | 0 |
| united states | alaska | diphyllobothrium dendriticum | species | 0 | 1 |
| united states | kansas | diphyllobothrium dendriticum | species | 1 | 0 |