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Rūķis
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lake
12
|
name |
Rukis
Source: R.Avotina, Names of Waterbodies Latvian SSR Date: 01-01-1984 |
|
name |
Glodis
Source: R.Avotina, Names of Waterbodies Latvian SSR Date: 01-01-1984 |
|
administrative territory (parish or town) |
Ergemes
Source: Date: 01-01-1993 |
|
district (till 01.07.2009) |
Valkas
Source: Date: 01-01-1993 |
|
country |
Latvia
Source: Date: 01-01-1993 |
|
status "de jure" |
biosphere reserve
Source: the Latvian Parliament Location: lake Date: 11-12-1997 |
|
area of water surface |
14.3 hectare
Source: LEA Date: 01-01-1990 |
|
mean depth |
2.2 metre(s)
Source: LEA Date: 01-01-1990 |
|
mean depth |
2.1 metre(s)
Source: SMPI Date: 01-01-1975 |
|
maximum depth |
4.0 metre(s)
Source: LEA Date: 01-01-1990 |
|
maximum depth |
3.2 metre(s)
Source: SMPI Date: 01-01-1975 |
|
origin |
subglacial
Source: LEA |
lake bottom
2
|
bottom structure |
mud
Source: SMPI Date: 12-02-1991 |
|
scheme Dūņu paraugu ņemšanas vieta. |
scheme: SMPI Location: west Date: 12-02-1991 |
lakeshore
3
|
accessibility of lakeshore |
difficult of access
Source: SMPI Location: prevailing Date: 12-02-1991 |
|
slope angle of lakeshore |
gentle
Source: LEA Location: north |
|
slope angle of lakeshore |
low
Source: LEA Location: prevailing |
surroundings
1
|
inhabitation |
inhabited locality
Source: SMPI Location: west Date: 01-01-1975 |
catchment area
4
|
hydrological regime |
flow-through
Source: LEA |
|
catchment region |
54 (basin of Salaca)
Source: LEA Date: 09-01-1998 |
|
count of discharged stream |
1 number
Source: LEA |
|
count of discharged moat |
2 number
Source: LEA |
chemistry
1
|
colour of water |
brownish
Source: Nature Census Project Date: 19-06-2018 |
fish
11
|
fish of natural occurrence |
bream
Source: SMPI Location: lake Date: 12-02-1991 |
|
fish of natural occurrence |
crucian carp
Source: SMPI Location: lake Date: 12-02-1991 |
|
fish of natural occurrence |
perch
Source: SMPI Location: lake Date: 12-02-1991 |
|
fish of natural occurrence |
pike
Source: SMPI Location: lake Date: 12-02-1991 |
|
fish of natural occurrence |
roach
Source: SMPI Location: lake Date: 12-02-1991 |
|
fish of natural occurrence |
tench
Source: SMPI Location: lake Date: 12-02-1991 |
|
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 |
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 |
key dangers
1
|
water bloom |
occured
Source: Nature Census Project Location: lake Date: 19-06-2018 |
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