Ontologia

Commune · EST

Merja

Estonia

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

Species observed

340

Observations

715

Area

8,6km²

Ecological tissue

Sample of 42 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 Merja : 29 espèces reliées par 105 interactions GloBI sur 6 types (connectance 11.1%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
44
Interactions affichées
105
Connectance
0.111
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

340 distinct species · 715 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

715 obs · 1 cellules
Obs. / cellule
≥ 715
715–714
715–714
715–714
< 715

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

Climate

Mean T°

5,5°C

Annual rain

735mm

Warmest m°

21,1°C

Coldest m°

-8,6°C

Elevation: 80 m on average (min 76 m, max 83 m)

Bioclimatic detailsExpert
Annual mean temp.
5,5°C
Annual rain
735mm
Warmest month
21,1°C
Coldest month
-8,6°C
Mean alt.
80m
Min
76m
Max
83m
Std. dev.
2m
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

6,3

Org. C

81,3g/kg

Clay

16,0%

Sand

46,2%

Silt

37,8%

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

Dominant lithology: suGLiMaggregated to Koeru

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
123,2g/kg
Clay
16,2%
Sand
45,1%
Silt
38,7%
5–15 cm
pH H₂O
6,4
Org. C
87,7g/kg
Clay
16,3%
Sand
45,5%
Silt
38,2%
15–30 cm
pH H₂O
6,3
Org. C
33,0g/kg
Clay
15,4%
Sand
48,0%
Silt
36,6%

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

Land cover

Forest57.9%
Crops25.7%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)16.4%

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

Hydrology3 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

3

Max drainage

2 075km²

Discharge in basins

0,1m³/s

Mean precip.

626mm/an

Mean T°

4,9°C

Moisture idx

0,11

Max snow

40%

Mean runoff

286mm/an

Mean elev. (basins)

80m

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

Human pressure

Pop. density

0hab/km²

Built-up

2,2%

Pesticides

3,8kg/km²

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

Protected areas6

IUCN Not Reported · 2IUCN Ia · 1IUCN Not Assigned · 1IUCN IV · 1IUCN VI · 1

Endla

IUCN Not Reported

Special Protection Area (Birds Directive) · 2004

102 km²

Endla

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2005

102 km²

Endla

IUCN Ia

Wetland of International Importance (Ramsar Site) · 1997

102 km²

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