Lake Hüüdre (

Estonian Estonian may refer to: * Something of, from, or related to Estonia, a country in the Baltic region in northern Europe * Estonians, people from Estonia, or of Estonian descent * Estonian language * Estonian cuisine * Estonian culture See also

...

: ''Hüüdre järv'', also ''Hüüdra järv'') is a lake located in the

Otepää Upland Otepää Upland ( et, Otepää kõrgustik) is hilly area of higher elevation in Southern Estonia. Upland's area is about 1200 km2. The highest point of upland is Kuutsemägi (217 m). Part of upland is taken under protection (Otepää Nature ...

s in Jõgehara village,

Kanepi Parish Kanepi Parish ( et, Kanepi vald) is a rural municipality of Estonia, in Põlva County. It has a population of 4,662 (as of 1 January 2020) and an area of . The administrative centre is Kanepi. It was created in 2017 with the merger of Valgjär ...

, Põlva County,

Estonia Estonia, formally the Republic of Estonia, is a country by the Baltic Sea in Northern Europe. It is bordered to the north by the Gulf of Finland across from Finland, to the west by the sea across from Sweden, to the south by Latvia, a ...

. Lake Hüüdre is an elongated lake in the east-west direction. The lake is 590 meters long, 125 meters wide, and has an area of 5.3

hectare The hectare (; SI symbol: ha) is a non-SI metric unit of area equal to a square with 100-metre sides (1 hm2), or 10,000 m2, and is primarily used in the measurement of land. There are 100 hectares in one square kilometre. An acre is a ...

s. It is located in a forested area in a gentle depression. The shores on the north side of the lake are steep and gravelly. On the west side of which begins a small swampy area. On the southwest side there is a corner community of seven houses. Forestry roads run on different sides of the lake, but none of them go all the way to the shore. The shores of the lake are sandy. The lake is considered part of the

Pühajõgi Pühajõgi is a river in Ida-Viru County, Estonia. The river is 36.5 km long and basin size is 219.7 km2. It runs into Gulf of Finland. Trouts and ''Thymallus thymallus ''Thymallus thymallus'', the grayling or European grayling, ...

drainage basin A drainage basin is an area of land where all flowing surface water converges to a single point, such as a river mouth, or flows into another body of water, such as a lake or ocean. A basin is separated from adjacent basins by a perimeter, t ...

. According to the classification of the

Water Framework Directive The Water Framework Directive 2000/60/EC is an EU directive which commits European Union member states to achieve good qualitative and quantitative status of all water bodies (including marine waters up to one nautical mile from shore) by 2015. ...

, in terms of water hardness, the lake is a soft-water lake with a pale water color. The lake is classified limnologically as both a soft water and a mixotrophic lake. The lime content of the water is low, but at the same time its nutrient content and

humus In classical soil science, humus is the dark organic matter in soil that is formed by the decomposition of plant and animal matter. It is a kind of soil organic matter. It is rich in nutrients and retains moisture in the soil. Humus is the Lati ...

composition are high. There are about 16 species of aquatic plants in the lake. In 1972, there were more abundant water plants, for example '' Acorus calamus'', '' Carex'', '' Phragmites australis'', ''

Calla ''Calla'' (bog arum, marsh calla, wild calla, squaw claw, and water-arumDickinson, T.; Metsger, D.; Bull, J.; & Dickinson, R. (2004) ROM Field Guide to Wildflowers of Ontario. Toronto:Royal Ontario Museum, p. 62.) is a genus of flowering plant i ...

'', ''

Typha ''Typha'' is a genus of about 30 species of monocotyledonous flowering plants in the family Typhaceae. These plants have a variety of common names, in British English as bulrush or reedmace, in American English as reed, cattail, or punks, in A ...

'', ''

Menyanthes ''Menyanthes'' is a monotypic genus of flowering plants in the family Menyanthaceae containing the single species ''Menyanthes trifoliata''. The North American form is often referred to as ''M. trifoliata'' var. ''minor'' Michx. It is known ...

'', and the non-native ''

Elodea canadensis ''Elodea canadensis'' (American waterweed or Canadian waterweed or pondweed) is a perennial aquatic plant, or submergent macrophyte, native to most of North America.Flora of North America''Elodea canadensis''/ref>Plants of British Columbia''Elod ...

''. Among the floating plants, there was more abundant '' Nuphar'' and '' Sparganium gramineum''. Several fish species are found in the lake, including

sunbleak ''Leucaspius delineatus'', known as the sunbleak, belica or moderlieschen is a species of freshwater fish in the family Cyprinidae. It is currently the only species included in genus ''Leucaspius'', whereas formerly others were included, which no ...

Crucian carp The crucian carp (''Carassius carassius'') is a medium-sized member of the common carp family Cyprinidae. It occurs widely in northern European regions. Its name derives from the Low German ''karusse'' or ''karutze'', possibly from Medieval Lat ...

, and European perch.

References

Huudre Kanepi Parish Huudre {{Estonia-geo-stub