Species · BBS 2025 Release · 1966–2024
Muscovy Duck
Muscovy Duck has surged: up 205% on the route-weighted index since 1989.
+205%Since 1989
19Routes
14Years Surveyed
About the Muscovy Duck
The Muscovy Duck (Cairina moschata) is a North American member of the Ducks, Geese & Waterfowl (Anatidae). In this analysis it is grouped with the waterfowl.
- Size
- 12–43.5 in long (30–110 cm) — a medium to large waterfowl (typical for the family)
- Habitat
- Lakes, ponds, rivers, marshes and sheltered coastal waters.
- Diet
- Aquatic plants, seeds and invertebrates, dabbled at the surface or dived for.
- Range
- Recorded on 19 Breeding Bird Survey routes across 2 states, most concentrated in the Peninsular Florida.
- Family
- Anatidae · Waterfowl
Notable Muscovy Duck Trends
No notable trend signals for Muscovy Duck. See the full index history below.
Where the Muscovy Duck Is Detected
BBS routes recording Muscovy Duck, sized by most recent count.
Muscovy Duck Population Trend by State
| Florida | +426% | 1989 | 18 |
| Texas | insufficient data | n/a | 1 |
Muscovy Duck Population Trend by Region
Bird Conservation Regions are the ecological unit for trends.
| Peninsular Florida | +345% | 1989 | 14 |
Muscovy Duck Conservation Status
Our route-weighted index shows it up about 205% since 1989.
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. Trend is a route-weighted relative-abundance index, not an absolute population.