Ontologia

District · LVA

Ogre

Latvia

DfbCold, no dry season, warm summer(100 %)

Species observed

1 838

Observations

11 395

Area

1 883,1km²

Ecological tissue

Sample of 39 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Ogre : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 70 interactions GloBI sur 5 types (connectance 9.4%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
70
Connectance
0.095
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 838 distinct species · 11 395 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 395 obs · 64 cellules
Obs. / cellule
≥ 1 135
452–1 134
153–451
61–152
< 61

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

6,4°C

Annual rain

774mm

Warmest m°

21,8°C

Coldest m°

-7,1°C

Elevation: 75 m on average (min 11 m, max 207 m)

Bioclimatic detailsExpert
Annual mean temp.
6,4°C
Annual rain
774mm
Warmest month
21,8°C
Coldest month
-7,1°C
Mean alt.
75m
Min
11m
Max
207m
Std. dev.
38m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,7

Org. C

78,0g/kg

Clay

13,0%

Sand

56,7%

Silt

30,2%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
113,8g/kg
Clay
13,0%
Sand
56,4%
Silt
30,6%
5–15 cm
pH H₂O
5,7
Org. C
81,0g/kg
Clay
12,1%
Sand
57,5%
Silt
30,4%
15–30 cm
pH H₂O
5,8
Org. C
39,2g/kg
Clay
13,9%
Sand
56,3%
Silt
29,7%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest52.5%
Crops24.4%
Built-up0.2%
Bare soil0.1%
Other (grassland, water…)22.8%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology5 basins · 7 lakes · 29 rivers

Hydrology metrics for this exact territory

Stream length here

472,3km

Lake surface here

31,20km²

Basins crossed

5

Max stream order

6

Max drainage

83 916km²

Discharge in basins

541,6m³/s

Mean precip.

661mm/an

Mean T°

5,6°C

Moisture idx

0,10

Max snow

37%

Mean runoff

302mm/an

Mean elev. (basins)

95m

Watersheds crossing here

Lakes (7, top by area)

Rivers / streams (29, ord ≥ 4)

17 more river segments

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

22,3%

Pesticides

7,3kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas30

IUCN III · 11IUCN IV · 10IUCN Not Reported · 7IUCN II · 2

Ogres ieleja

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2022

75 km²

Lielie Kangari

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2022

19 km²

Vērenes purvi

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2022

12 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN