Ontologia

Commune · EST

Vihtra

Estonia

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

Species observed

687

Observations

2 770

Area

26,9km²

Ecological tissue

Sample of 30 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 Vihtra : 21 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 79 interactions GloBI sur 5 types (connectance 17.0%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
79
Connectance
0.170
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

687 distinct species · 2 770 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 770 obs · 1 cellules
Obs. / cellule
≥ 2 770
2 770–2 769
2 770–2 769
2 770–2 769
< 2 770

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

794mm

Warmest m°

21,5°C

Coldest m°

-8,0°C

Elevation: 27 m on average (min 24 m, max 30 m)

Bioclimatic detailsExpert
Annual mean temp.
5,9°C
Annual rain
794mm
Warmest month
21,5°C
Coldest month
-8,0°C
Mean alt.
27m
Min
24m
Max
30m
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

6,1

Org. C

65,0g/kg

Clay

25,1%

Sand

39,9%

Silt

35,1%

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

Dominant lithology: suGLiMaggregated to Vändra

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
97,4g/kg
Clay
23,4%
Sand
40,0%
Silt
36,6%
5–15 cm
pH H₂O
6,2
Org. C
68,0g/kg
Clay
23,4%
Sand
41,1%
Silt
35,6%
15–30 cm
pH H₂O
6,1
Org. C
29,7g/kg
Clay
28,4%
Sand
38,5%
Silt
33,1%

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

Land cover

Forest41.5%
Crops30.5%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)27.8%

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

Hydrology2 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

2,6km

Basins crossed

2

Max stream order

4

Max drainage

2 719km²

Discharge in basins

0,8m³/s

Mean precip.

665mm/an

Mean T°

5,2°C

Moisture idx

0,18

Max snow

40%

Mean runoff

375mm/an

Mean elev. (basins)

55m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

12,8%

Pesticides

3,7kg/km²

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

Protected areas6

IUCN Not Reported · 2IUCN VI · 2IUCN Not Assigned · 1IUCN III · 1🌊 Marine · 3

Pärnu jõe

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2010

9 km²

Tellissaare

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2007

4 km²

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