Loon
| Divers/Loons Temporal range: Early Miocene – Recent  | |
|---|---|
| The common loon (Gavia immer) | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Aves | 
| Order: | Gaviiformes | 
| Family: | Gaviidae Coues, 1903 | 
| Genus: | Gavia Forster, 1788 | 
| Type species | |
| Gavia immer | |
| Diversity | |
| 5 species | |
| Synonyms | |
| Family-level: Genus-level: | |
Loons (North American English) or divers (British / Irish English) are a group of aquatic birds found in much of North America and northern Eurasia. All living species of loons are members of the genus Gavia, family Gaviidae and order Gaviiformes.