Ontologia

Commune · EST

Riisa

Estonia

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

Species observed

740

Observations

3 007

Area

35km²

Ecological tissue

Sample of 27 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 Riisa : 22 espèces reliées par 49 interactions GloBI sur 3 types (connectance 14.0%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
49
Connectance
0.140
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

740 distinct species · 3 007 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 007 obs · 1 cellules
Obs. / cellule
≥ 3 007
3 007–3 006
3 007–3 006
3 007–3 006
< 3 007

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

Climate

Mean T°

6,0°C

Annual rain

793mm

Warmest m°

21,6°C

Coldest m°

-7,9°C

Elevation: 22 m on average (min 20 m, max 26 m)

Bioclimatic detailsExpert
Annual mean temp.
6,0°C
Annual rain
793mm
Warmest month
21,6°C
Coldest month
-7,9°C
Mean alt.
22m
Min
20m
Max
26m
Std. dev.
1m
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

5,9

Org. C

100,0g/kg

Clay

23,8%

Sand

39,1%

Silt

37,1%

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

Dominant lithology: suGLiMaggregated to Tori

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
146,1g/kg
Clay
23,6%
Sand
38,6%
Silt
37,9%
5–15 cm
pH H₂O
5,9
Org. C
110,5g/kg
Clay
23,6%
Sand
39,1%
Silt
37,4%
15–30 cm
pH H₂O
6,1
Org. C
43,3g/kg
Clay
24,4%
Sand
39,6%
Silt
36,0%

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

Land cover

Forest52.5%
Crops21.3%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)26.2%

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

Hydrology1 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

15,7km

Basins crossed

1

Max stream order

4

Max drainage

2 719km²

Discharge in basins

0,4m³/s

Mean precip.

635mm/an

Mean T°

5,2°C

Moisture idx

0,13

Max snow

38%

Mean runoff

352mm/an

Mean elev. (basins)

60m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Built-up

1,4%

Pesticides

2,3kg/km²

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

Protected areas32

IUCN Not Assigned · 23IUCN IV · 3IUCN Not Reported · 2IUCN Ib · 2IUCN Ia · 1IUCN VI · 1

Soomaa

IUCN Not Reported

Special Protection Area (Birds Directive) · 2004

402 km²

Soomaa

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2005

402 km²

Soomaa

IUCN Ia

Wetland of International Importance (Ramsar Site) · 1997

398 km²

Complete list

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