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Sērmūkšu ezers
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lake
8
|
name |
Sermuksu
Source: R.Avotina, Names of Waterbodies Latvian SSR Date: 01-01-1984 |
|
administrative territory (parish or town) |
Skujenes
Source: Date: 01-01-1993 |
|
district (till 01.07.2009) |
Cesu
Source: Date: 01-01-1993 |
|
country |
Latvia
Source: Date: 01-01-1993 |
|
area of water surface |
11.2 hectare
Source: LEA Date: 01-01-1972 |
|
mean depth |
1.4 metre(s)
Source: LEA Date: 01-01-1972 |
|
maximum depth |
2.0 metre(s)
Source: LEA Date: 01-01-1972 |
|
hydrological map Sērmūkšu ezera dziļumu karte |
hydrological map: SMPI Date: 01-01-1975 |
lake bottom
1
|
bottom structure |
mud
Source: SMPI Date: 01-01-1975 |
lakeshore
3
|
slope angle of lakeshore |
gentle
Source: LEA Location: prevailing |
|
slope angle of lakeshore |
low
Source: LEA Location: north |
|
slope angle of lakeshore |
low
Source: LEA Location: south |
surroundings
1
|
inhabitation |
inhabited locality
Source: SMPI Location: south Date: 01-01-1975 |
catchment area
3
|
hydrological regime |
flow-through
Source: LEA |
|
catchment region |
52 (basin of Gauja)
Source: LEA Date: 09-01-1998 |
|
count of discharged moat |
4 number
Source: LEA |
remarkable objects
1
|
object |
hydraulic structure
Source: SMPI Date: 01-01-1975 |
chemistry
2
|
colour of water |
oligohumic
Source: Nature Census Project Date: 14-08-2018 |
|
colour of water |
yellowish
Source: Nature Census Project Date: 14-08-2018 |
fish
11
|
fish of natural occurrence |
crucian carp
Source: SMPI Location: lake Date: 01-01-1975 |
|
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 of natural occurrence |
roach
Source: SMPI Location: lake Date: 01-01-1975 |
|
fish of natural occurrence |
tench
Source: SMPI Location: lake Date: 01-01-1975 |
|
fish occurrence rudulis |
10.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence karūsa |
35.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence asaris |
10.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence rauda |
20.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence līdaka |
20.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence plaudis |
5.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
key dangers
6
|
water bloom |
not established
Source: Nature Census Project Location: lake Date: 14-08-2018 |
|
water bloom |
occurs
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish kills |
common
Source: UL IB Location: lake Date: 01-01-1952 |
|
impact |
beaver deed
Source: Nature Census Project Date: 14-08-2018 |
|
impact |
water level increase
Source: Nature Census Project Location: lake Date: 14-08-2018 |
|
waste water inlet |
no inlet
Source: UL IB Date: 01-01-1952 |
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