Ball Pond is an 83-acre lake located in

New Fairfield, Connecticut New Fairfield is a town in Fairfield County, Connecticut, United States. The population was 13,579 at the 2020 census. New Fairfield is one of five towns that surround Candlewood Lake, the largest lake in Connecticut. The town is located nor ...

. It is the namesake of the CDP of the same name. Ball Pond is a glacial kettle lake naturally filled by groundwater springs and surface water runoff. It is located within the drainage basin of the

Housatonic River The Housatonic River ( ) is a river, approximately long,U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map , accessed April 1, 2011 in western Massachusetts and western Connecticut in the United S ...

and has a watershed of . The watershed mostly contains residential developments with septic-sewage systems, which load the lake with nitrogen and phosphorus. The pond has one outflow, Ball Pond Brook, which itself drains into

Candlewood Lake Candlewood Lake is a manmade lake located in Fairfield and Litchfield counties of Western Connecticut, in the northeastern United States. At , it is the largest lake in Connecticut and the largest lake within a 60 mile radius of New York City. ...

. The lake was originally named Lake Hahlawah after a local

medicine man A medicine man or medicine woman is a traditional healer and spiritual leader who serves a community of Indigenous people of the Americas. Individual cultures have their own names, in their respective languages, for spiritual healers and cerem ...

. The Hahlawah Preserve is three parcels of protected forestland near Ball Pond.

Ecology

Ball Pond is stocked with

brown trout The brown trout (''Salmo trutta'') is a European species of salmonid fish that has been widely introduced into suitable environments globally. It includes purely freshwater populations, referred to as the riverine ecotype, ''Salmo trutta'' morp ...

and

rainbow trout The rainbow trout (''Oncorhynchus mykiss'') is a species of trout native to cold-water tributaries of the Pacific Ocean in Asia and North America. The steelhead (sometimes called "steelhead trout") is an anadromous (sea-run) form of the coast ...

by the

Connecticut Department of Energy and Environmental Protection The Connecticut Department of Energy and Environmental Protection (DEEP) is a state agency in the US state of Connecticut. The department oversees the state's natural resources and environment and regulates public utilities and energy policy. ...

. Other species found include bass,

panfish The word panfish, also spelled pan-fish or pan fish, is an American English term describing any edible freshwater fish that usually do not outgrow the size of an average frying pan. It is also commonly used by recreational anglers to refer to a ...

, bullhead, bluegill, and small populations of

white perch The white perch (''Morone americana'') is not a true perch but is a fish of the temperate bass family, Moronidae, notable as a food and game fish in eastern North America. In some places it is referred to as "Silver Bass". The name "White pe ...

and

yellow perch The yellow perch (''Perca flavescens''), commonly referred to as perch, striped perch, American perch, American river perch or preacher is a freshwater perciform fish native to much of North America. The yellow perch was described in 1814 by S ...

. In 1997, populations of

grass carp The grass carp (''Ctenopharyngodon idella'') is a species of large herbivorous freshwater fish in the family Cyprinidae, native to the Pacific Far East, with a native range stretching from northern Vietnam to the Amur River on the Sino-Russi ...

were introduced as a

biocontrol Biological control or biocontrol is a method of controlling pests, such as insects, mites, weeds, and plant diseases, using other organisms. It relies on predation, parasitism, herbivory, or other natural mechanisms, but typically also i ...

for invasive Eurasian water milfoil. By 2011, the control was determined to be a successful as the native coontail became the dominant aquatic species. Other aquatic plants found in the lake include ''

Elodea nuttallii ''Elodea nuttallii'' is a species of waterweed known by the common name western waterweed or Nuttall's waterweed. This is a perennial aquatic plant which is native to North America where it grows submersed in lakes, rivers, and other shallow wat ...

'' and ''

Najas guadalupensis ''Najas guadalupensis'' is a species of aquatic plant known by the common names southern waternymph, guppy grass, najas grass, and common water nymph. It is native to the Americas, where it is widespread. It is considered native to Canada (from A ...

''.

References

{{reflist Lakes of Fairfield County, Connecticut