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Numernes ezers
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lake
13
|
name |
Numernes
Source: R.Avotina, Names of Waterbodies Latvian SSR Date: 01-01-1984 |
|
administrative territory (parish or town) |
Salnavas
Source: Date: 01-01-1993 |
|
district (till 01.07.2009) |
Ludzas
Source: Date: 01-01-1993 |
|
country |
Latvia
Source: Date: 01-01-1993 |
|
status "de jure" |
nature park
Source: LR Cab.of Min. Location: lake Date: 24-04-2004 |
|
status "de jure" |
public
Source: the Latvian Parliament Location: lake Date: 10-06-1998 |
|
area of water surface |
73.8 hectare
Source: the Latvian Parliament Date: 10-06-1998 |
|
area of water surface |
73.8 hectare
Source: LEA Date: 01-01-1972 |
|
mean depth |
1.5 metre(s)
Source: LEA Date: 01-01-1972 |
|
maximum depth |
4.0 metre(s)
Source: LEA Date: 01-01-1972 |
|
hydrological map Numernes ezera dziļumu karte |
hydrological map: SMPI Date: 01-01-1975 |
|
photograph Skats pāri ezeram Krievijas virzienā. |
photograph: Lelde Engele Date: 17-08-2000 |
|
photograph Aizaudzis līcis. Dzeltenās lēpes un ūdensrožu sabiedrības, krastā - ūdeņu ērkšķuzāles Scolochloa festucaceae, uzpūstā grīšļa Carex rostrata un platlapu vilkvālītes Typha latifolia audzes. 17.08.2000. |
photograph: Lelde Engele Location: in places Date: 17-08-2000 |
lake bottom
2
|
bottom structure |
mud
Source: LEA Date: 01-01-1972 |
|
bottom structure |
sand
Source: LEA Location: in places Date: 01-01-1972 |
lakeshore
2
|
slope angle of lakeshore |
low
Source: SMPI Date: 01-01-1973 |
|
slope angle of lakeshore |
steep
Source: UL IB Location: north-east Date: 01-01-1952 |
surroundings
1
|
inhabitation |
inhabited locality
Source: "Latvijas ezeri" Location: south-east Date: 01-01-2011 |
catchment area
3
|
hydrological regime |
flow-through
Source: LEA |
|
catchment region |
68 (basin of the Velikaya River)
Source: LEA Date: 09-01-1998 |
|
count of discharged moat |
3 number
Source: SMPI Date: 01-01-1973 |
chemistry
2
|
colour of water |
yellowish
Source: Nature Census Project Date: 07-08-2017 |
|
colour of water |
oligohumic
Source: LEA Location: lake Date: 21-08-2002 |
fish
18
|
fish of natural occurrence |
bream
Source: Encyclop.Latv.Nature Location: lake Date: 01-01-1997 |
|
fish of natural occurrence |
crucian carp
Source: SMPI Location: lake Date: 01-01-1973 |
|
fish of natural occurrence |
tench
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 |
perch
Source: SMPI Location: lake Date: 01-01-1973 |
|
fish of natural occurrence |
pike
Source: SMPI Location: lake Date: 01-01-1973 |
|
fish occurrence asaris |
15.0 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 līdaka |
10.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence līnis |
7.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence plaudis |
3.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence plicis |
10.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence rauda |
25.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence rudulis |
10.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
fish occurrence vēdzele |
3.0 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 ķīsis |
10.0 percentage
Source: UL IB Location: lake Date: 01-01-1952 |
|
crayfish |
little
Source: UL IB Location: lake Date: 01-01-1952 |
key dangers
4
|
water bloom |
not established
Source: Nature Census Project Location: lake Date: 07-08-2017 |
|
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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