Merganser - American

: They can stay submerged for up to 2 minutes, though most dives last less than 30 seconds in water typically shallower than 4 meters. Habitat and Range Feeding behavior of the Common Merganser in captivity

Mergansers are sexually dimorphic, meaning males and females have distinct appearances.

: Invertebrates (mollusks, crustaceans, worms), frogs, small mammals, and plants. american merganser

: Have gray bodies, white chests, and distinctive rusty-cinnamon heads with shaggy crests.

Common Mergansers are primarily piscivorous, focusing on fish but occasionally consuming other aquatic life. : They can stay submerged for up to

: Unlike typical ducks with flat bills, they possess a long, narrow, and serrated bill for gripping slippery prey. Diet and Foraging behavior

: Includes trout, salmon, suckers, sculpin, shad, sunfish, minnows, and eels. : Have gray bodies, white chests, and distinctive

: Studies on captive birds suggest they may require roughly 9–11 ounces of fish daily to maintain body weight.