China Lake is a lake in

Kennebec County, Maine Kennebec County is a county located in the South-central portion of the U.S. state of Maine. At the 2020 census, the population was 123,642. Its county seat is Augusta, the state capital. The county was established on February 20, 1799, from p ...

. Located northeast of the state capital of Augusta, China Lake is situated in the towns of

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

and Vassalboro. China Lake has two large basins connected by a narrow neck. The elongated eastern basin with an average depth of less than is entirely within the town of China, and has an irregular shoreline heavily developed with residences and seasonal cottages. The more nearly circular western basin extending into East Vassalboro is as deep as , and shoreline development around the western basin has been discouraged to allow use as a water supply for Waterville and

Winslow Winslow may refer to: Places United Kingdom * Winslow, Buckinghamshire, England, a market town and civil parish * Winslow Rural District, Buckinghamshire, a rural district from 1894 to 1974 United States and Canada * Rural Municipality of Winslo ...

. The western basin overflows into Outlet Stream in the town of Vassalboro. Outlet Stream flows north to discharge into the

Sebasticook River The Sebasticook River is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map accessed June 30, 2011 river in the central part of Maine, in the United States. From its source () in Dexter, the upper ...

in Winslow upstream of the

Kennebec River The Kennebec River (Abenaki language, Abenaki: ''Kinəpékʷihtəkʷ'') is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map , accessed June 30, 2011 river within the U.S. state of Maine. It ri ...

. Summer water temperatures in China Lake range from near the surface to in the deepest pools. Nutrient loading from shoreline development causes annual algal blooms with nocturnal depression of dissolved

oxygen Oxygen is the chemical element with the symbol O and atomic number 8. It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal, and an oxidizing agent that readily forms oxides with most elements as wel ...

concentrations. These conditions have become unsuitable for historic populations of

Atlantic salmon The Atlantic salmon (''Salmo salar'') is a species of ray-finned fish in the family Salmonidae. It is the third largest of the Salmonidae, behind Siberian taimen and Pacific Chinook salmon, growing up to a meter in length. Atlantic salmon are ...

and

lake trout The lake trout (''Salvelinus namaycush'') is a freshwater char living mainly in lakes in northern North America. Other names for it include mackinaw, namaycush, lake char (or charr), touladi, togue, and grey trout. In Lake Superior, it can also ...

. Introduced

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'' morph ...

have adapted to lake conditions, and

brook trout The brook trout (''Salvelinus fontinalis'') is a species of freshwater fish in the char genus ''Salvelinus'' of the salmon family Salmonidae. It is native to Eastern North America in the United States and Canada, but has been introduced elsewhere ...

fishing has been sustained by stocking legal-size fish from surplus hatchery production. China Lake is also known locally for producing some of the most productive

Largemouth Bass The largemouth bass (''Micropterus salmoides'') is a carnivorous freshwater gamefish in the Centrarchidae ( sunfish) family, a species of black bass native to the eastern and central United States, southeastern Canada and northern Mexico, but ...

fishing in Maine, with several large tournaments held each summer. Other fish found in the lake include smallmouth bass,

chain pickerel The chain pickerel (''Esox niger'') is a species of freshwater fish in the pike family (family Esocidae) of order Esociformes. The chain pickerel and the American pickerel (''E. americanus'') belong to the ''Esox'' genus of pike. Taxonomy French ...

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 perc ...

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 Samu ...

, sunfish,

creek chub ''Semotilus'' is the genus of creek chubs, ray-finned fish in the family Cyprinidae. The term "creek chub" is sometimes used for individual species, particularly the common creek chub, ''S. atromaculatus''. The creek chub species of minnows can ...

white sucker The white sucker (''Catostomus commersonii)'' is a species of freshwater cypriniform fish inhabiting the upper Midwest and Northeast in North America, but it is also found as far south as Georgia and as far west as New Mexico. The fish is commonl ...

hornpout The brown bullhead (''Ameiurus nebulosus'') is a fish of the family Ictaluridae that is widely distributed in North America. It is a species of bullhead catfish and is similar to the black bullhead (''Ameiurus melas'') and yellow bullhead (''A ...

, and

American eel The American eel (''Anguilla rostrata'') is a facultative catadromous fish found on the eastern coast of North America. Freshwater eels are fish belonging to the elopomorph superorder, a group of phylogenetically ancient teleosts. The America ...

. Public boat launch facilities are available at the north end of the eastern basin and in Vassalboro near the outlet of the western basin.

References

Lakes of Kennebec County, Maine China, Maine Vassalboro, Maine Reservoirs in Maine {{Maine-geo-stub