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Purišs
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lake
10
lake bottom
1
bottom structure |
mud
Source: SMPI Date: 01-01-1973 |
lakeshore
2
accessibility of lakeshore |
impossible of access
Source: SMPI Date: 01-01-1973 |
slope angle of lakeshore |
low
Source: LEA Location: prevailing |
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 |
chemistry
3
colour of water |
dark brown
Source: Nature Census Project Date: 10-07-2019 |
colour of water |
polyhumic
Source: Nature Census Project Date: 10-07-2019 |
colour of water |
polyhumic
Source: SMPI Date: 01-01-1973 |
fish
7
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 |
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 |
crayfish |
established
Source: SMPI Location: lake Date: 01-01-1973 |
key dangers
3
water bloom |
not established
Source: Nature Census Project Location: lake Date: 10-07-2019 |
impact |
beaver deed
Source: Nature Census Project Date: 10-07-2019 |
impact |
water level increase
Source: Nature Census Project Location: lake Date: 10-07-2019 |
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