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Biešons
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lake
18
|
name |
Besona
Source: R.Avotina, Names of Waterbodies Latvian SSR Date: 01-01-1984 |
|
name |
Karasu
Source: R.Avotina, Names of Waterbodies Latvian SSR Date: 01-01-1984 |
|
name |
Biesena
Source: R.Avotina, Names of Waterbodies Latvian SSR Date: 01-01-1984 |
|
administrative territory (parish or town) |
Aglonas
Source: Date: 01-01-1993 |
|
district (till 01.07.2009) |
Preilu
Source: Date: 01-01-1993 |
|
country |
Latvia
Source: Date: 01-01-1993 |
|
status "de jure" |
fishery-right belongs to state
Source: the Latvian Parliament Location: lake Date: 10-06-1998 |
|
area of water surface |
64.2 hectare
Source: the Latvian Parliament Date: 10-06-1998 |
|
area of water surface |
64.2 hectare
Source: LEA Date: 01-01-1972 |
|
mean depth |
6.8 metre(s)
Source: LEA Date: 01-01-1972 |
|
maximum depth |
22.7 metre(s)
Source: LEA Date: 01-01-1972 |
|
origin |
subglacial
Source: LEA |
|
hydrological map Bešona ezera dziļumu karte |
hydrological map: SMPI Date: 01-01-1975 |
|
photograph Ezera DA daļa. |
photograph: Janis Spruds Location: south-east Date: 08-08-2004 |
|
photograph Ezera DA gals. |
photograph: Vita Licite Location: south-east Date: 08-08-2004 |
|
photograph Ietek noteka no Karpa ezera DA daļā. |
photograph: Vita Licite Location: south-east Date: 29-04-2001 |
|
administrative territory (parish or town) |
Skeltovas
Source: Date: 01-01-1993 |
|
district (till 01.07.2009) |
Kraslavas
Source: Date: 01-01-1993 |
lake bottom
5
|
bottom structure |
mud
Source: LEA Date: 01-01-1972 |
|
bottom structure |
pebbles
Source: LEA Location: in places Date: 01-01-1972 |
|
bottom structure |
sand
Source: LEA Date: 01-01-1972 |
|
bottom structure |
clay
Source: UL IB Date: 01-01-1952 |
|
photograph DA piekraste smilšaina, apaugusi ar skrajām niedrēm. |
photograph: Vita Licite Location: south-east Date: 08-08-2004 |
lakeshore
9
|
accessibility of lakeshore |
possible of access
Source: LEA Location: east |
|
slope angle of lakeshore |
dip
Source: LEA Location: east |
|
slope angle of lakeshore |
low
Source: LEA Location: north |
|
slope angle of lakeshore |
low
Source: LEA Location: north-west |
|
slope angle of lakeshore |
steep
Source: LEA Location: prevailing |
|
photograph DA piekraste. |
photograph: Janis Spruds Location: south-east Date: 08-08-2004 |
|
photograph Krasts. |
photograph: Janis Spruds Date: 08-08-2004 |
|
photograph Piekraste. |
photograph: Janis Spruds Date: 08-08-2004 |
|
photograph DA krasts. |
photograph: Vita Licite Location: south-east Date: 08-08-2004 |
surroundings
1
|
photograph Ezera apkārtne. |
photograph: Janis Spruds Date: 08-08-2004 |
catchment area
5
|
hydrological regime |
flow-through
Source: LEA |
|
catchment region |
Daugava
Source: LEA Date: 09-01-1998 |
|
count of discharged rivers |
1 number
Source: LEA |
|
count of discharged moat |
1 number
Source: LEA |
|
name of discharged river |
Karaja
Source: LEA |
recreation
3
|
recreation facility |
bathing-place
Source: SMPI Location: north-east Date: 01-01-1973 |
|
recreation facility |
place of rest
Source: SMPI Location: north-east Date: 01-01-1973 |
|
photograph Atpūtas vieta DA galā, peldvieta. |
photograph: Janis Spruds Location: south-east Date: 08-08-2004 |
chemistry
2
|
colour of water |
oligohumic
Source: Nature Census Project Date: 20-06-2018 |
|
colour of water |
yellowish
Source: Nature Census Project Date: 20-06-2018 |
macrophytes
5
|
photograph Ūdensrozes. |
photograph: Janis Spruds Date: 08-08-2004 |
|
photograph Piekrastē uz grunts hāras. |
photograph: Janis Spruds Date: 08-08-2004 |
|
photograph Spožās glīvenes. |
photograph: Janis Spruds Date: 08-08-2004 |
|
photograph Ūdensroze. |
photograph: Janis Spruds Date: 08-08-2004 |
|
photograph Piekrastē lēpes, meldri. |
photograph: Janis Spruds Date: 08-08-2004 |
fish
17
|
fish of natural occurrence |
bream
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 |
pike
Source: SMPI Location: lake Date: 01-01-1973 |
|
fish of natural occurrence |
roach
Source: SMPI Location: lake Date: 01-01-1973 |
|
fish occurrence asaris |
12.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence ezera salaka (sniedze) |
6.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence karūsa |
3.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence līdaka |
12.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence līnis |
1.5 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence plaudis |
5.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence plicis |
11.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence rauda |
29.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence rudulis |
2.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence vēdzele |
0.5 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence vīķe |
2.5 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence ālants |
6.5 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence ķīsis |
9.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
key dangers
4
|
water bloom |
not established
Source: Nature Census Project Location: lake Date: 20-06-2018 |
|
water bloom |
occurs
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish kills |
not established
Source: UL IB Location: lake Date: 01-01-1952 |
|
waste water inlet |
no inlet
Source: UL IB Location: lake Date: 01-01-1952 |
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