Greenhead Horse Fly vs Margined Colletes
Side-by-side species comparison
| Attribute | Greenhead Horse Fly | Margined Colletes |
|---|---|---|
| Scientific Name | Tabanus nigrovittatus | Colletes marginatus |
| Order | Diptera | Hymenoptera |
| Family | Tabanidae | Colletidae |
| Size | 12-15 mm | 8-10 mm |
| Habitat | Beaches & Coastal | Beaches & Coastal |
| Diet | Blood Feeders | Nectar Feeders |
| Regions | Eastern North America | Europe |
| Conservation | Least Concern | Near Threatened |
Greenhead Horse Fly
A coastal salt marsh horse fly with bright green eyes. It is the most abundant biting fly along the Atlantic coast of North America.
Did You Know?
Greenheads are so abundant in some coastal areas that they limit beach recreation in summer.
Margined Colletes
A small, pale plasterer bee found in sandy coastal habitats across Europe. It nests in loose sand and forages on wild mignonette and sea holly.
Did You Know?
Its dependence on both sandy nesting substrate and specialized coastal food plants makes it doubly vulnerable to habitat loss.