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Vasarāja ezers
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lake
10
|
name |
Vasaraja
Source: R.Avotina, Names of Waterbodies Latvian SSR Date: 01-01-1984 |
|
administrative territory (parish or town) |
Viesīte parish
Source: Date: 01-01-2010 |
|
administrative territory (parish or town) |
Viesites lauku teritorija
Source: Date: 01-01-1993 |
|
district (till 01.07.2009) |
Jekabpils
Source: Date: 01-01-1993 |
|
country |
Latvia
Source: Date: 01-01-1993 |
|
status "de jure" |
nature reserve
Source: LR Cab.of Min. Location: north Date: 15-06-1999 |
|
area of water surface |
22.2 hectare
Source: SMPI Date: 01-01-1975 |
|
mean depth |
0.8 metre(s)
Source: LEA Date: 01-01-1972 |
|
maximum depth |
1.4 metre(s)
Source: LEA Date: 01-01-1972 |
|
hydrological map Vasarāja ezera dziļumu karte |
hydrological map: SMPI Date: 01-02-1975 |
lake bottom
2
|
bottom structure |
mud
Source: SMPI Date: 01-01-1975 |
|
bottom structure |
rich in springs
Source: UL IB Location: in places Date: 01-01-1952 |
lakeshore
1
|
slope angle of lakeshore |
low
Source: LEA Location: prevailing |
surroundings
2
|
inhabitation |
inhabited locality
Source: SMPI Location: north-west Date: 01-01-1975 |
|
inhabitation |
uninhabited
Source: UL IB Location: around Date: 01-01-1952 |
catchment area
3
|
hydrological regime |
with outflow
Source: SMPI Date: 01-01-1975 |
|
catchment region |
38 (basin of Lielupe)
Source: LEA Date: 09-01-1998 |
|
count of discharged moat |
1 number
Source: LEA |
chemistry
2
|
colour of water |
dark brown
Source: Nature Census Project Date: 18-06-2018 |
|
colour of water |
polyhumic
Source: Nature Census Project Date: 18-06-2018 |
fish
5
|
fish of natural occurrence |
perch
Source: SMPI Location: lake Date: 01-01-1975 |
|
fish of natural occurrence |
pike
Source: SMPI Location: lake Date: 01-01-1975 |
|
fish occurrence asaris |
35.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence rauda |
5.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence līdaka |
60.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
key dangers
5
|
water bloom |
not established
Source: Nature Census Project Location: lake Date: 18-06-2018 |
|
water bloom |
scarce
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish kills |
observed
Source: UL IB Location: lake Date: 01-01-1952 |
|
impact |
inlet of bog water
Source: UL IB Date: 01-01-1952 |
|
waste water inlet |
no inlet
Source: UL IB Date: 01-01-1952 |
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