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Niedrājs
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lake
9
lake bottom
3
|
bottom structure |
mud
Source: SMPI Date: 01-01-1975 |
|
bottom structure |
sand
Source: SMPI Location: east Date: 01-01-1975 |
|
bottom structure |
snaggy
Source: SMPI Location: in places Date: 01-01-1975 |
lakeshore
7
surroundings
1
|
inhabitation |
town
Source: SMPI Location: west Date: 01-01-1975 |
catchment area
3
|
hydrological regime |
with outflow
Source: SMPI Date: 01-01-1975 |
|
catchment region |
52 (basin of Gauja)
Source: LEA Date: 09-01-1998 |
|
count of discharged moat |
1 number
Source: LEA |
recreation
14
chemistry
2
|
colour of water |
yellowish
Source: Nature Census Project Date: 30-08-2017 |
|
colour of water |
oligohumic
Source: LEA Location: lake Date: 24-08-1998 |
fish
8
|
fish of natural occurrence |
bream
Source: SMPI Location: lake Date: 01-01-1975 |
|
fish of natural occurrence |
crucian carp
Source: SMPI Location: lake Date: 01-01-1975 |
|
fish of natural occurrence |
eel
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 |
rudd
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: 30-08-2017 |



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