| Families | Recorded Species in Canada | Unrecorded Species in Canada | Recorded Species in the World | Unrecorded Species in the World |
|---|---|---|---|---|
| Agromyzidae | 450 | 76 | Unknown | Unknown |
| Clusiidae | 22 | None | Unknown | Unknown |
| Asteiidae | 5 | 3 | Unknown | Unknown |
| Anthomyzidae | 37 | 3 | Unknown | Unknown |
| Periscelididae | 3 | 5 | Unknown | Unknown |
| Odiniidae | 6 | 3 | Unknown | Unknown |
| Opomyzidae | 11 | 4 | Unknown | Unknown |
| Aulacigastridae | 2 | 1 | Unknown | Unknown |