Ontologia

Commune · EST

Koljaku

Estonia

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

Species observed

878

Observations

3 275

Area

16,4km²

Ecological tissue

Sample of 34 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 Koljaku : 26 espèces reliées par 42 interactions GloBI sur 4 types (connectance 7.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
42
Connectance
0.075
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

878 distinct species · 3 275 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 275 obs · 1 cellules
Obs. / cellule
≥ 3 275
3 275–3 274
3 275–3 274
3 275–3 274
< 3 275

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

Climate

Mean T°

5,4°C

Annual rain

696mm

Warmest m°

19,8°C

Coldest m°

-7,7°C

Elevation: 29 m on average (min 8 m, max 49 m)

Bioclimatic detailsExpert
Annual mean temp.
5,4°C
Annual rain
696mm
Warmest month
19,8°C
Coldest month
-7,7°C
Mean alt.
29m
Min
8m
Max
49m
Std. dev.
12m
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

5,0

Org. C

125,7g/kg

Clay

16,0%

Sand

59,4%

Silt

24,5%

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

Dominant lithology: suGLiMaggregated to Vihula

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
163,5g/kg
Clay
15,3%
Sand
59,5%
Silt
25,2%
5–15 cm
pH H₂O
5,0
Org. C
152,8g/kg
Clay
14,8%
Sand
60,6%
Silt
24,6%
15–30 cm
pH H₂O
5,2
Org. C
60,7g/kg
Clay
18,1%
Sand
58,2%
Silt
23,7%

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

Land cover

Forest86.4%
Crops2.4%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)11.1%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

7,0km

Basins crossed

1

Max stream order

1

Max drainage

452km²

Discharge in basins

0,1m³/s

Mean precip.

625mm/an

Mean T°

4,8°C

Moisture idx

0,13

Max snow

39%

Mean runoff

294mm/an

Mean elev. (basins)

56m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

6,2%

Pesticides

4,1kg/km²

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

Protected areas28

IUCN Not Assigned · 16IUCN Ib · 4IUCN IV · 4IUCN Not Reported · 3IUCN VI · 1🌊 Marine · 5

Lahemaa

IUCN Not Reported

Baltic Sea Protected Area (HELCOM) · 2009

748 km²

Lahemaa

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2015

748 km²

Lahemaa

IUCN Not Reported

Special Protection Area (Birds Directive) · 2004

748 km²

Complete list

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