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Mottled Duck

Anas fulvigula ORDER: ANSERIFORMES FAMILY: ANATIDAE

IUCN Conservation Status: Least Concern

The only duck adapted to breeding in southern marshes, the Mottled Duck is a dull relative of the Mallard. It is in danger of being displaced by introduced Mallards, primarily because of hybridization.

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At a GlanceHelp

Measurements
Male
Length
17.3–24 in
44–61 cm
Wingspan
33.5–35.4 in
85–90 cm
Weight
20.8–48.7 oz
590–1380 g
Female
Wingspan
31.5–33.5 in
80–85 cm
Other Names
  • Florida Duck, Dusky Duck
  • Canard Brun (French)
  • Pato Tejano, Pato Moteado, Pato Chaparro, Pato Negro (Spanish)

Cool Facts

  • Compared to other species of ducks, pair formation occurs early, with nearly 80% of all individuals paired by November. Breeding starts in January, continuing through to July and usually peaking in March and April.

Habitat


Lake/Pond

Freshwater wetlands, ditches, wet prairies, and seasonally flooded marshes.

Food


Insects

Seeds of grasses, aquatic vegetation, rice, aquatic invertebrates, and a few small fish.

Nesting

Nesting Facts
Clutch Size
5–13 eggs
Egg Description
Dull white to olive.
Condition at Hatching
Covered in down and able to leave the nest soon after hatching.
Nest Description

Depression in grass. Lined with vegetation and down from female's breast.

Nest Placement

Ground

Behavior


Dabbler

Dabbles, filter-feeds at surface of water, tips-up in shallow water.

Conservation

status via IUCN

Least Concern

Loss of wetland habitat has led to decrease in populations. Numbers fluctuate widely in response to periodic drought conditions. Mallards introduced as pets frequently interbreed with Mottled Ducks.

Credits

  • Moorman, T. E. and P. N. Gray. 1994. Mottled Duck (Anas fulvigula) .In The Birds of North America, No. 81 (A. Poole and F. Gill, Eds.). Philadelphia: The Academy of Natural Sciences; Washington, D.C.: The American Ornithologists' Union.

Range Map Help

Mottled Duck Range Map
View dynamic map of eBird sightings