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Rokolu ezers
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lake
13
|
name |
Isakovas
Source: R.Avotina, Names of Waterbodies Latvian SSR Date: 01-01-1984 |
|
name |
Lielais
Source: R.Avotina, Names of Waterbodies Latvian SSR Date: 01-01-1984 |
|
administrative territory (parish or town) |
Andzelu
Source: Date: 01-01-1993 |
|
district (till 01.07.2009) |
Kraslavas
Source: Date: 01-01-1993 |
|
country |
Latvia
Source: Date: 01-01-1993 |
|
status "de jure" |
national park
Source: the Latvian Parliament Location: lake Date: 01-01-2007 |
|
status "de jure" |
fishery-right belongs to state
Source: the Latvian Parliament Location: lake Date: 10-06-1998 |
|
area of water surface |
47.9 hectare
Source: the Latvian Parliament Date: 10-06-1998 |
|
area of water surface |
47.9 hectare
Source: LEA Date: 01-01-1972 |
|
mean depth |
3.7 metre(s)
Source: LEA Date: 01-01-1972 |
|
maximum depth |
8.1 metre(s)
Source: LEA Date: 01-01-1972 |
|
hydrological map Isakovas ezera dziļumu karte |
hydrological map: SMPI Date: 01-01-1975 |
|
photograph Rokolu ezers. |
photograph: Irēna Skrinda Date: 17-08-2018 |
islands
3
|
number of islands |
2 number
Source: Encyclop.Latv.Nature Date: 01-01-1995 |
|
total area of islands |
0.400 hectare
Source: Encyclop.Latv.Nature Date: 01-01-1995 |
|
total area of islands |
0.200 hectare
Source: SMPI Date: 01-01-1974 |
lake bottom
3
|
bottom structure |
mud
Source: SMPI Date: 01-01-1974 |
|
bottom structure |
sand
Source: SMPI Date: 01-01-1974 |
|
bottom structure |
stones
Source: SMPI Date: 01-01-1974 |
lakeshore
6
|
slope angle of lakeshore |
dip
Source: SMPI Location: east Date: 01-01-1974 |
|
slope angle of lakeshore |
dip
Source: SMPI Location: north Date: 01-01-1974 |
|
slope angle of lakeshore |
dip
Source: LEA Location: south |
|
slope angle of lakeshore |
gentle
Source: LEA Location: west |
|
slope angle of lakeshore |
steep
Source: LEA Location: north |
|
slope angle of lakeshore |
steep
Source: LEA Location: east |
surroundings
1
|
inhabitation |
inhabited locality
Source: Vita Licite Location: south-east |
catchment area
3
|
hydrological regime |
flow-through
Source: LEA |
|
catchment region |
Daugava
Source: LEA Date: 09-01-1998 |
|
count of discharged moat |
2 number
Source: LEA |
recreation
2
|
recreation facility |
bathing-place
Source: SMPI Location: lake Date: 01-01-1974 |
|
recreation facility |
place of rest
Source: SMPI Location: north Date: 01-01-1974 |
chemistry
3
|
colour of water |
oligohumic
Source: Nature Census Project Date: 17-08-2018 |
|
colour of water |
yellowish
Source: Nature Census Project Date: 17-08-2018 |
|
colour of water |
oligohumic
Source: SMPI Date: 07-07-1972 |
fish
4
|
fish of natural occurrence |
crucian carp
Source: SMPI Location: lake Date: 01-01-1974 |
|
fish of natural occurrence |
perch
Source: SMPI Location: lake Date: 01-01-1974 |
|
fish of natural occurrence |
pike
Source: SMPI Location: lake Date: 01-01-1974 |
|
fish of natural occurrence |
roach
Source: SMPI Location: lake Date: 01-01-1974 |
key dangers
3
|
water bloom |
not established
Source: Nature Census Project Location: lake Date: 17-08-2018 |
|
impact |
beaver deed
Source: Nature Census Project Date: 17-08-2018 |
|
impact |
neat farm
Source: SMPI Location: east Date: 01-01-1974 |
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