Mergansers is a 10 letter English word. It's valid Words with friends word worth 15 points.
You can make 453 anagrams from letters in mergansers (aeegmnrrss).
1745-55; New Latin, equivalent to Latin merg(us) diver, a kind of water bird + ānser goose
For all the splendor of his plumage, the merganser was not conspicuous where he sat.
"Well—it's called a merganser in the books," said Mr. Kincaid.
The flight of the merganser is rapid and prolonged, without reaching any great elevation.
The merganser is a regular visitor, in winter, to our coasts and inland lakes.
A name for the goosander (Mergus merganser) in immature plumage.
It is of elegant form, smaller than the merganser, being only fifteen inches in length.
There was a flock of red-breasted mergansers (merganser serrator) on a pool nearby.
The merganser (Mergus, from mergere, to submerge) is sometimes separated from the Ducks.
Fish is the chief diet of the merganser, for which reason its flesh is rank and unpalatable.
This evidently refers to the Goosander, which as he says in another place most answers to the merganser.