Montezuma Marsh is a

marsh A marsh is a wetland that is dominated by herbaceous rather than woody plant species.Keddy, P.A. 2010. Wetland Ecology: Principles and Conservation (2nd edition). Cambridge University Press, Cambridge, UK. 497 p Marshes can often be found at ...

at the northern end of

Cayuga Lake Cayuga Lake (,,) is the longest of central New York's glacial Finger Lakes, and is the second largest in surface area (marginally smaller than Seneca Lake) and second largest in volume. It is just under long. Its average width is , and it is a ...

in the

Finger Lakes The Finger Lakes are a group of eleven long, narrow, roughly north–south lakes located south of Lake Ontario in an area called the ''Finger Lakes region'' in New York, in the United States. This region straddles the northern and transitional ...

region of

New York New York most commonly refers to: * New York City, the most populous city in the United States, located in the state of New York * New York (state), a state in the northeastern United States New York may also refer to: Film and television * '' ...

. Much of the marsh is part of the

Montezuma National Wildlife Refuge Montezuma National Wildlife Refuge is a wildlife preserve operated by the United States Fish and Wildlife Service, encompassing part of the Montezuma Swamp at the north end of Cayuga Lake. The preserve is composed of swamps, pools and channels an ...

, which is a major point on the route of many

migratory bird Bird migration is the regular seasonal movement, often north and south along a flyway, between Breeding in the wild, breeding and wintering grounds. Many species of bird migrate. Animal migration, Migration carries high costs in predation a ...

s, such as

Canada geese The Canada goose (''Branta canadensis''), or Canadian goose, is a large wild goose with a black head and neck, white cheeks, white under its chin, and a brown body. It is native to the arctic and temperate regions of North America, and it is o ...

and

mallard The mallard () or wild duck (''Anas platyrhynchos'') is a dabbling duck that breeds throughout the temperate and subtropical Americas, Eurasia, and North Africa, and has been introduced to New Zealand, Australia, Peru, Brazil, Uruguay, Arge ...

ducks. The Cayuga valley is an old preglacial valley, which once drained northward into the Ontario Valley. Cayuga Lake and Montezuma Marsh were partially created by the damming effect of huge quantities of glacial drift brought from the

Laurentian Shield The Canadian Shield (french: Bouclier canadien ), also called the Laurentian Plateau, is a geologic shield, a large area of exposed Precambrian igneous and high-grade metamorphic rocks. It forms the North American Craton (or Laurentia), the anc ...

Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...

and the deepened Ontario valley. (Cayuga Lake was also deepened southward of the area of the marsh.) The valley is completely buried by a

drumlin field A drumlin, from the Irish word ''droimnín'' ("littlest ridge"), first recorded in 1833, in the classical sense is an elongated hill in the shape of an inverted spoon or half-buried egg formed by glacial ice acting on underlying unconsolidated ...

between the marsh and

Lake Ontario Lake Ontario is one of the five Great Lakes of North America. It is bounded on the north, west, and southwest by the Canadian province of Ontario, and on the south and east by the U.S. state of New York. The Canada–United States border sp ...

. The marsh was a barrier to westward travel in colonial times as roads could not be built across it, with the technology of the time. The first major passageway was the

Erie Canal The Erie Canal is a historic canal in upstate New York that runs east-west between the Hudson River and Lake Erie. Completed in 1825, the canal was the first navigable waterway connecting the Atlantic Ocean to the Great Lakes, vastly reducing t ...

, which was completed in 1825 but the digging of the section that crossed the marsh was one of the most difficult, with great loss of life due to

mosquito Mosquitoes (or mosquitos) are members of a group of almost 3,600 species of small flies within the family Culicidae (from the Latin ''culex'' meaning " gnat"). The word "mosquito" (formed by ''mosca'' and diminutive ''-ito'') is Spanish for "li ...

borne

fever Fever, also referred to as pyrexia, is defined as having a body temperature, temperature above the human body temperature, normal range due to an increase in the body's temperature Human body temperature#Fever, set point. There is not a single ...

s (possibly

malaria Malaria is a mosquito-borne infectious disease that affects humans and other animals. Malaria causes symptoms that typically include fever, tiredness, vomiting, and headaches. In severe cases, it can cause jaundice, seizures, coma, or death. S ...

). The cut was finally finished by digging it in the winter (also with great suffering, due to frostbite) when mosquitoes were dormant.

Bibliography

* * {{Coord, 42, 57, 56, N, 76., 45, 26, W, type:city_region:US, format=dms, display=title Marshes of New York (state) Protected areas of Seneca County, New York Protected areas of Wayne County, New York Landforms of Seneca County, New York Landforms of Wayne County, New York