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Vīragnas ezers

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lake

20

lake bottom

5

lakeshore

8

surroundings

1

catchment area

2

remarkable objects

2

recreation

4

macrophytes

2

fish

17

key dangers

6

name	Viragnas Source: Toponym.C. Date: 01-01-1984
name	Veirogna Source: Toponym.C. Date: 01-01-1984
district	Daugavpils Source: LEA
self-governing territory	Dubnas Source: LEA
country	Latvia Source: LEA
hydrological regime	flow-through Source: LEA
area of water surface	128.4 hectare Source: LEA Date: 01-01-1972
origin	subglacial Source: SGS Location: lake Date: 01-01-1994
status "de jure"	fishery-right belongs to state Source: the Latvian Parliament Location: lake Date: 10-06-1998
area of water surface	128.4 hectare Source: the Latvian Parliament Date: 10-06-1998
mean depth	3.8 metre(s) Source: LEA Date: 01-01-1972
maximum depth	6.1 metre(s) Source: LEA Date: 01-01-1972
hydrological map Vīragnas ezera dziļumu karte	hydrological map: SMPI Date: 01-01-1975
topographical map	topographical map: Janis Mezinieks Date: 01-01-1970
topographical map PSRS Ģenerālštāba karte, 1:10 000.	topographical map: Location: lake Date: 01-01-1980
photograph Aerofoto no portāla www.palace.lv	photograph: Dmitrijs Kolosnicins Date: 01-01-2006
photograph Skats no dzelzceļa uzbēruma.	photograph: Vita Licite Location: south-east Date: 22-08-2004
photograph Ezera D daļa.	photograph: Janis Spruds Location: south Date: 22-08-2004
district	Preilu Source: LEA
self-governing territory	Pelecu Source: LEA

bottom structure	rich in springs Source: UL IB Location: in places Date: 01-01-1951
bottom structure	clay Source: UL IB Date: 01-01-1951
bottom structure	sand Source: UL IB Date: 01-01-1951
bottom structure	snaggy Source: UL IB Date: 01-01-1951
bottom structure	mud Source: SMPI Location: prevailing Date: 01-01-1973

slope angle of lakeshore	low Source: SMPI Location: south Date: 01-01-1973
slope angle of lakeshore	gentle Source: SMPI Location: south Date: 01-01-1973
slope angle of lakeshore	low Source: Encyclop.Latv.Nature Location: north Date: 01-01-1998
photograph DA līča piekraste, "ziedošs" ūdens.	photograph: Vita Licite Location: south-east Date: 22-08-2004
photograph DA piekraste.	photograph: Vita Licite Location: south-east Date: 22-08-2004
photograph DA krasts.	photograph: Janis Spruds Location: south-east Date: 22-08-2004
photograph DA līča R krasts.	photograph: Janis Spruds Location: south-east Date: 22-08-2004
photograph DA līča A krasts.	photograph: Janis Spruds Location: south-east Date: 22-08-2004

catchment region	Daugava Source: LEA Date: 09-01-1998
count of discharged moat	3 number Source: LEA

recreation facility	place of rest Source: SMPI Location: in places Date: 01-01-1973
recreation facility	bathing-place Source: SMPI Location: in places Date: 01-01-1973
photograph Ezera DA gals (pie dzelzceļa). Krastā atpūtas vieta, kas vasarā nav izmantojama piesārņotā ūdens dēļ.	photograph: Vita Licite Location: south-east Date: 22-08-2004
photograph Atpūtas iespējas sevišķi piemērotas "kamikadzēm".	photograph: Janis Spruds Location: south-east Date: 22-08-2004

object	hill Source: Toponym.C. Location: south Date: 01-01-1996
object	hillfort Source: Toponym.C. Location: east Date: 01-01-1996

photograph Niedres un dzeltenās lēpes.	photograph: Janis Spruds Location: south-east Date: 22-08-2004
photograph DA līča piekrastes ūdensaugi.	photograph: Janis Spruds Location: south-east Date: 22-08-2004

fish of natural occurrence	white bream Source: UL IB Location: lake Date: 01-01-1951
fish of natural occurrence	tench Source: UL IB Location: lake Date: 01-01-1951
fish of natural occurrence	crucian carp Source: UL IB Location: lake Date: 01-01-1951
fish of natural occurrence	bleak Source: UL IB Location: lake Date: 01-01-1951
fish of natural occurrence	ide Source: UL IB Location: lake Date: 01-01-1951
fish of natural occurrence	rudd Source: UL IB Location: lake Date: 01-01-1951
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	perch 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	eel-pout Source: SMPI Location: lake Date: 01-01-1973
fish of natural occurrence	bream Source: Catch statistics Location: lake Date: 01-01-2001
fish occurrence plaudis	30.0 percentage Source: UL IB Location: lake Date: 01-01-1951
fish occurrence līdaka	20.0 percentage Source: UL IB Location: lake Date: 01-01-1951
fish occurrence rauda	15.0 percentage Source: UL IB Location: lake Date: 01-01-1951
fish occurrence asaris	10.0 percentage Source: UL IB Location: lake Date: 01-01-1951
fish occurrence ķīsis	10.0 percentage Source: UL IB Location: lake Date: 01-01-1951

water bloom	occurs Source: UL IB Location: lake Date: 01-01-1951
waste water inlet	no inlet Source: UL IB Date: 01-01-1951
fish kills	not established Source: UL IB Location: lake Date: 01-01-1951
photograph Ziedošs ūdens, caurredzamība tikai 20 cm!	photograph: Janis Spruds Location: south-east Date: 22-08-2004
photograph Tas nav krasta atspulgs - pats ūdens ir zaļš.	photograph: Janis Spruds Location: south-east Date: 22-08-2004
impact	pig farm Source: Vita Licite Location: east Date: 01-01-1980

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