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Grigorija ezers
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lake
16
lake bottom
1
bottom structure |
mud
Source: SMPI Date: 01-01-1974 |
lakeshore
13
catchment area
3
hydrological regime |
flow-through
Source: LEA |
catchment region |
Daugava
Source: LEA Date: 09-01-1998 |
count of discharged moat |
1 number
Source: LEA |
remarkable objects
2
object |
cemetery
Source: "Latvijas ezeri" Location: east Date: 01-01-2018 |
photograph Losu kapi (vecticībnieku). |
photograph: Vita Licite Location: east Date: 19-07-2017 |
chemistry
2
colour of water |
dark brown
Source: Nature Census Project Date: 19-07-2017 |
colour of water |
polyhumic
Source: Nature Census Project Date: 19-07-2017 |
macrophytes
12
fish
5
fish of natural occurrence |
tench
Source: comments Location: lake Date: 14-12-2010 |
fish of natural occurrence |
crucian carp
Source: SMPI Location: lake Date: 01-01-1974 |
fish of natural occurrence |
perch
Source: SMPI Location: lake Date: 01-01-1974 |
fish of natural occurrence |
pike
Source: SMPI Location: lake Date: 01-01-1974 |
fish of natural occurrence |
roach
Source: SMPI Location: lake Date: 01-01-1974 |
key dangers
1
water bloom |
not established
Source: Nature Census Project Location: lake Date: 19-07-2017 |
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