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Biržgaļa ezers
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lake
17
lake bottom
5
lakeshore
4
surroundings
2
catchment area
3
hydrological regime |
flow-through
Source: LEA |
catchment region |
Daugava
Source: LEA Date: 09-01-1998 |
count of discharged moat |
7 number
Source: Encyclop.Latv.Nature Date: 01-01-1994 |
remarkable objects
2
object |
church
Source: "Latvijas ezeri" Location: west Date: 12-01-2013 |
object |
cemetery
Source: Latvian Geospatial Information Agency Location: west Date: 01-01-2012 |
recreation
1
recreation facility |
bathing-place
Source: SMPI Location: west Date: 01-01-1973 |
chemistry
2
colour of water |
greenish
Source: Nature Census Project Date: 16-07-2019 |
colour of water |
oligohumic
Source: Nature Census Project Date: 16-07-2019 |
macrophytes
1
fish
25
fish of natural occurrence |
ide
Source: Encyclop.Latv.Nature Location: lake Date: 01-01-1994 |
fish of natural occurrence |
bream
Source: SMPI Location: lake Date: 01-01-1973 |
fish of natural occurrence |
carp
Source: SMPI Location: lake Date: 01-01-1973 |
fish of natural occurrence |
crucian carp
Source: SMPI Location: lake Date: 01-01-1973 |
fish of natural occurrence |
eel
Source: SMPI Location: lake Date: 01-01-1973 |
fish of natural occurrence |
lake-salmon
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 of natural occurrence |
tench
Source: SMPI Location: lake Date: 01-01-1973 |
fish occurrence rudulis |
1.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
fish occurrence ālants |
1.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
fish occurrence vīķe |
3.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
fish occurrence karūsa |
5.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
fish occurrence līnis |
5.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
fish occurrence vēdzele |
1.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
fish occurrence plicis |
5.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
fish occurrence ķīsis |
15.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
fish occurrence asaris |
10.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
fish occurrence rauda |
5.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
fish occurrence līdaka |
15.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
fish occurrence plaudis |
35.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
afforcing of fish stock |
eel
Source: Encyclop.Latv.Nature Location: lake Date: 01-01-1994 |
afforcing of fish stock |
goldfish
Source: Encyclop.Latv.Nature Location: lake Date: 01-01-1994 |
afforcing of fish stock |
carp
Source: Encyclop.Latv.Nature Location: lake Date: 01-01-1994 |
key dangers
7
water bloom |
scarce
Source: Nature Census Project Location: lake Date: 16-07-2019 |
water bloom |
occured
Source: Encyclop.Latv.Nature Location: lake Date: 01-01-1994 |
water bloom |
occurs
Source: UL IB Location: lake Date: 01-01-1952 |
fish kills |
observed
Source: Encyclop.Latv.Nature Location: lake Date: 01-01-1994 |
fish kills |
not established
Source: UL IB Location: lake Date: 01-01-1952 |
waste water inlet |
no inlet
Source: UL IB Date: 01-01-1952 |
impact |
waterfowl farm
Source: SMPI Date: 01-01-1973 |
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