Ontologia

District · LVA

Madona

Latvia

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

Species observed

2 830

Observations

27 958

Area

3 351,5km²

Ecological tissue

Sample of 45 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 Madona : 31 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 93 interactions GloBI sur 4 types (connectance 9.4%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
45
Interactions affichées
93
Connectance
0.094
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

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

Species present

2 830 distinct species · 27 958 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

27 958 obs · 116 cellules
Obs. / cellule
≥ 1 174
329–1 173
106–328
40–105
< 40

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

Climate

Mean T°

5,9°C

Annual rain

729mm

Warmest m°

21,5°C

Coldest m°

-8,0°C

Elevation: 138 m on average (min 84 m, max 259 m)

Bioclimatic detailsExpert
Annual mean temp.
5,9°C
Annual rain
729mm
Warmest month
21,5°C
Coldest month
-8,0°C
Mean alt.
138m
Min
84m
Max
259m
Std. dev.
49m
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

79,9g/kg

Clay

16,9%

Sand

48,8%

Silt

34,3%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
116,2g/kg
Clay
16,2%
Sand
49,1%
Silt
34,6%
5–15 cm
pH H₂O
5,7
Org. C
80,1g/kg
Clay
16,2%
Sand
49,2%
Silt
34,7%
15–30 cm
pH H₂O
5,8
Org. C
43,5g/kg
Clay
18,4%
Sand
48,0%
Silt
33,6%

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

Land cover

Forest52.2%
Crops23.6%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)24.0%

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

Hydrology13 basins · 49 lakes · 54 rivers

Hydrology metrics for this exact territory

Stream length here

697,0km

Lake surface here

53,04km²

Basins crossed

13

Max stream order

5

Max drainage

70 923km²

Discharge in basins

138,5m³/s

Mean precip.

670mm/an

Mean T°

5,2°C

Moisture idx

0,09

Max snow

38%

Mean runoff

297mm/an

Mean elev. (basins)

129m

Lakes (49, top by area)

40 more lakes

Rivers / streams (54, ord ≥ 4)

42 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

10,1%

Pesticides

6,6kg/km²

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

Protected areas62

IUCN Not Reported · 27IUCN IV · 14IUCN III · 11IUCN II · 5IUCN V · 2IUCN Ib · 2IUCN Ia · 1

Lubāna mitrājs

IUCN Not Reported

Special Protection Area (Birds Directive) · 2009

514 km²

Lubāna mitrājs

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2022

514 km²

Vestiena

IUCN Not Reported

Special Protection Area (Birds Directive) · 2004

271 km²

Vestiena

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2022

271 km²

Complete list

+ 2 protected areas (top 60 shown)

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