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Seisums
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lake
9
|
name |
Seisuma
Source: R.Avotina, Names of Waterbodies Latvian SSR Date: 01-01-1984 |
|
administrative territory (parish or town) |
Drustu
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 |
18.9 hectare
Source: LEA Date: 01-01-1972 |
|
mean depth |
1.9 metre(s)
Source: LEA Date: 01-01-1972 |
|
maximum depth |
2.6 metre(s)
Source: LEA Date: 01-01-1972 |
|
hydrological map Seisuma ezera dziļumu karte |
hydrological map: SMPI Date: 01-01-1975 |
|
photograph skats no D - no autoceļa Drusti-Dzērbene |
photograph: Ojars Cubergs Location: south Date: 20-07-2005 |
lake bottom
2
|
bottom structure |
mud
Source: SMPI Date: 01-01-1975 |
|
bottom structure |
sand
Source: SMPI Location: in places Date: 01-01-1975 |
lakeshore
3
|
accessibility of lakeshore |
impossible of access
Source: LEA Location: prevailing |
|
slope angle of lakeshore |
gentle
Source: LEA Location: prevailing |
|
slope angle of lakeshore |
steep
Source: LEA Location: south-east |
surroundings
1
|
inhabitation |
inhabited locality
Source: SMPI Location: east 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 |
3 number
Source: LEA |
chemistry
2
|
colour of water |
brownish
Source: Nature Census Project Date: 13-09-2015 |
|
colour of water |
polyhumic
Source: Nature Census Project Date: 13-09-2015 |
fish
5
|
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 |
key dangers
1
|
water bloom |
not established
Source: Nature Census Project Location: lake Date: 13-09-2015 |
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