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Viešūrs
Madonas · Aronas · 56,896° Z 25,968° A
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| Parameter | Value | Source | Date |
|---|---|---|---|
| name | Viesurs | R.Avotina, Names of Waterbodies Latvian SSR | 01-01-1984 |
| name | Kakisa | R.Avotina, Names of Waterbodies Latvian SSR | 01-01-1984 |
| Municipality (2026) | Madonas novads | the Latvian Parliament | 01-07-2021 |
| administrative territory (parish or town) | Aronas | 01-01-1993 | |
| administrative territory (parish or town) | Vestienas | 01-01-1993 | |
| district (till 01.07.2009) | Madonas | 01-01-1993 | |
| country | Latvia | 01-01-1993 | |
| status "de jure" Location: lake | nature park | LR Cab.of Min. | 09-03-1999 |
| status "de jure" Location: lake | public | the Latvian Parliament | 10-06-1998 |
| area of water surface | 176.0 hectare | the Latvian Parliament | 10-06-1998 |
| area of water surface | 176.0 hectare | LEA | 01-01-1972 |
| mean depth | 5.2 metre(s) | LEA | 01-01-1972 |
| maximum depth | 35.0 metre(s) | SGS | 01-01-1995 |
| maximum depth | 21.0 metre(s) | LEA | 01-01-1972 |
| origin Location: lake | glacial | Encyclop.Latv.Nature | 01-01-1998 |
| status "de jure" Location: lake | rented | Vita Licite | 14-09-2002 |
| status "de jure" Location: lake | protected landscape area | LR Cab.of Min. | 02-03-1999 |
| Parameter | Value | Source | Date |
|---|---|---|---|
| number of islands | 2 number | Encyclop.Latv.Nature | 01-01-1998 |
| total area of islands | 0.400 hectare | Encyclop.Latv.Nature | 01-01-1998 |
| name Location: north | Cepurite island | Encyclop.Latv.Nature | 01-01-1998 |
| area of island Location: north | 0.150 hectare | UL IB | 01-01-1952 |
| name Location: south-west | Kakia island | Encyclop.Latv.Nature | 01-01-1998 |
| area of island Location: south-west | 0.150 hectare | UL IB | 01-01-1952 |
| Parameter | Value | Source | Date |
|---|---|---|---|
| bottom structure | gravel | SMPI | 01-01-1974 |
| bottom structure | sand | SMPI | 01-01-1974 |
| bottom structure | stones | SMPI | 01-01-1974 |
| bottom structure Location: in places | rich in springs | UL IB | 01-01-1952 |
| bottom structure Location: prevailing | sand | UL IB | 01-01-1952 |
| bottom structure Location: in places | stones | UL IB | 01-01-1952 |
| Parameter | Value | Source | Date |
|---|---|---|---|
| object Location: north-east | hydraulic structure | SMPI | 01-01-1974 |
| object Location: south-east | stone | Latv.Blue&Green Ornament | 01-01-2001 |
| object Location: south | ancient burial field | 01-01-1990 | |
| object Location: north-west | ancient burial field | 01-01-1990 | |
| object Location: north-east | ancient burial field | 01-01-1990 | |
| object Location: north-east | hillfort | 01-01-1990 | |
| object Location: south-east | ancient burial field | 01-01-1990 | |
| object Location: west | spring | 01-01-1990 | |
| object Location: east | stone | 01-01-1990 |
| Parameter | Value | Source | Date |
|---|---|---|---|
| colour of water | greenish | Nature Census Project | 09-07-2018 |
| colour of water Location: lake | oligohumic | LEA | 18-07-2001 |
| Parameter | Value | Source | Date |
|---|---|---|---|
| fish of natural occurrence Location: lake | carp | National Board of Fisheries | 31-05-2008 |
| fish of natural occurrence Location: lake | pike | www.zive.lv | 31-01-2005 |
| fish of natural occurrence Location: lake | bleak | SMPI | 01-01-1974 |
| fish of natural occurrence Location: lake | bream | SMPI | 01-01-1974 |
| fish of natural occurrence Location: lake | eel | SMPI | 01-01-1974 |
| fish of natural occurrence Location: lake | eel-pout | SMPI | 01-01-1974 |
| fish of natural occurrence Location: lake | perch | SMPI | 01-01-1974 |
| fish of natural occurrence Location: lake | roach | SMPI | 01-01-1974 |
| fish of natural occurrence Location: lake | rudd | SMPI | 01-01-1974 |
| fish of natural occurrence Location: lake | tench | SMPI | 01-01-1974 |
| fish occurrence · asaris Location: lake | 20.0 percentage | UL IB | 01-01-1952 |
| fish occurrence · karūsa Location: lake | 0.0 percentage | UL IB | 01-01-1952 |
| fish occurrence · līdaka Location: lake | 5.0 percentage | UL IB | 01-01-1952 |
| fish occurrence · līnis Location: lake | 2.0 percentage | UL IB | 01-01-1952 |
| fish occurrence · plaudis Location: lake | 40.0 percentage | UL IB | 01-01-1952 |
| fish occurrence · plicis Location: lake | 1.0 percentage | UL IB | 01-01-1952 |
| fish occurrence · rauda Location: lake | 15.0 percentage | UL IB | 01-01-1952 |
| fish occurrence · rudulis Location: lake | 17.0 percentage | UL IB | 01-01-1952 |
| fish occurrence · vēdzele Location: lake | 0.0 percentage | UL IB | 01-01-1952 |
| fish occurrence · vīķe Location: lake | 0.0 percentage | UL IB | 01-01-1952 |
| fish occurrence · zutis Location: lake | 0.0 percentage | UL IB | 01-01-1952 |
| fish occurrence · ķīsis Location: lake | 0.0 percentage | UL IB | 01-01-1952 |
| afforcing of fish stock Location: lake | sheat-fish | National Board of Fisheries | 01-01-2006 |
| afforcing of fish stock Location: lake | zander | Vita Licite | 07-09-2002 |
| afforcing of fish stock Location: lake | carp | National Board of Fisheries | 01-01-2002 |
| afforcing of fish stock Location: lake | pike | National Board of Fisheries | 01-01-2002 |
| afforcing of fish stock Location: lake | tench | National Board of Fisheries | 01-01-2002 |
| crayfish Location: lake | little | UL IB | 01-01-1952 |
| Parameter | Value | Source | Date |
|---|---|---|---|
| water bloom Location: lake | scarce | Nature Census Project | 09-07-2018 |
| water bloom Location: lake | occurs | UL IB | 01-01-1952 |
| fish kills Location: lake | not established | UL IB | 01-01-1952 |
| waste water inlet Location: lake | no inlet | UL IB | 01-01-1952 |
| impact Location: south | neat farm | SMPI | 01-01-1974 |
| waste water inlet · (mehāniski attīrītie) | 5 m3 per day | SMPI | 01-01-1974 |
| waste water inlet · (bioloģiski attīrītie) | 25 m3 per day | Permit Category B | 17-03-2008 |