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Viļakas ezers
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lake
15
islands
5
lake bottom
1
|
bottom structure |
mud
Source: LEA Date: 01-01-1972 |
lakeshore
6
surroundings
4
catchment area
4
|
hydrological regime |
flow-through
Source: LEA |
|
catchment region |
68 (basin of the Velikaya River)
Source: LEA Date: 09-01-1998 |
|
count of discharged stream |
1 number
Source: LEA |
|
count of discharged moat |
7 number
Source: LEA |
remarkable objects
1
|
object |
castle-ruine
Source: Location: center Date: 06-10-2007 |
recreation
10
chemistry
2
|
colour of water |
oligohumic
Source: Nature Census Project Date: 02-07-2018 |
|
colour of water |
yellowish
Source: Nature Census Project Date: 02-07-2018 |
macrophytes
2
fish
8
|
fish of natural occurrence |
tench
Source: comments Location: lake Date: 08-02-2011 |
|
fish of natural occurrence |
white bream
Source: comments Location: lake Date: 08-02-2011 |
|
fish of natural occurrence |
crucian carp
Source: Catch statistics Location: lake Date: 01-01-2001 |
|
fish of natural occurrence |
ruffe
Source: SMPI Location: lake Date: 01-01-1973 |
|
fish of natural occurrence |
pike
Source: SMPI Location: lake Date: 01-01-1973 |
|
fish of natural occurrence |
perch
Source: SMPI Location: lake Date: 01-01-1973 |
|
fish of natural occurrence |
bream
Source: SMPI Location: lake Date: 01-01-1973 |
|
fish of natural occurrence |
roach
Source: SMPI Location: lake Date: 01-01-1973 |
key dangers
22



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