Brent Goose vs Mute Swan

In short

The Brent Goose and Mute Swan are distinctly different in size and appearance, with the Mute Swan being much larger and having a characteristic orange bill with a black knob. Brent Geese are smaller, with a black head and neck, and a more subtle plumage pattern. These differences are most noticeable when observing them in the field.

Identification tips

• Size: Mute Swans are much larger than Brent Geese.
• Bill: Look for the orange bill with a black knob on Mute Swans; Brent Geese have a smaller, black bill.
• Plumage: Mute Swans are all white, while Brent Geese have a black head and neck with a white neck patch.
• Habitat: Check for coastal areas for Brent Geese and freshwater bodies for Mute Swans.
• Vocalization: Listen for the honking calls of Brent Geese versus the quieter Mute Swans.

Size

The Mute Swan is significantly larger than the Brent Goose, with a wingspan that can reach up to 240 cm compared to the Brent Goose's maximum of around 120 cm.

Plumage

Brent Geese have a predominantly dark plumage with a black head and neck, and a white patch on the neck. In contrast, Mute Swans are entirely white with an orange bill and a distinctive black knob at the base.

Behaviour

Mute Swans are often seen gliding gracefully on water bodies, while Brent Geese are more likely to be found in flocks, foraging on coastal marshes and mudflats.

Habitat

Brent Geese are typically found in coastal areas, especially during winter, while Mute Swans are more adaptable, found in a variety of freshwater habitats including lakes, rivers, and ponds.

Voice

Mute Swans are generally silent, as their name suggests, but can make hissing or grunting sounds. Brent Geese, on the other hand, have a distinctive low-pitched honking call.