Ontologia

District · RUS

Bolkhovskiy rayon

Russia

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

Species observed

827

Observations

1 541

Area

1 157,6km²

Ecological tissue

Sample of 26 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 Bolkhovskiy rayon : 20 espèces reliées par 28 interactions GloBI sur 3 types (connectance 8.6%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
28
Connectance
0.086
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

827 distinct species · 1 541 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 541 obs · 31 cellules
Obs. / cellule
≥ 1 000
58–999
23–57
8–22
< 8

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

Climate

Mean T°

5,7°C

Annual rain

686mm

Warmest m°

23,0°C

Coldest m°

-10,4°C

Elevation: 205 m on average (min 144 m, max 246 m)

Bioclimatic detailsExpert
Annual mean temp.
5,7°C
Annual rain
686mm
Warmest month
23,0°C
Coldest month
-10,4°C
Mean alt.
205m
Min
144m
Max
246m
Std. dev.
19m
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

68,7g/kg

Clay

20,2%

Sand

41,5%

Silt

38,2%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
111,5g/kg
Clay
20,3%
Sand
40,8%
Silt
38,9%
5–15 cm
pH H₂O
5,9
Org. C
51,5g/kg
Clay
20,3%
Sand
41,5%
Silt
38,2%
15–30 cm
pH H₂O
6,0
Org. C
43,1g/kg
Clay
20,1%
Sand
42,3%
Silt
37,6%

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

Land cover

Forest35.8%
Crops32.7%
Built-up0.1%
Bare soil0.2%
Other (grassland, water…)31.3%

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

Hydrology6 basins · 1 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

217,5km

Lake surface here

0,18km²

Basins crossed

6

Max stream order

5

Max drainage

17 960km²

Discharge in basins

19,1m³/s

Mean precip.

625mm/an

Mean T°

5,1°C

Moisture idx

-0,08

Max snow

34%

Mean runoff

192mm/an

Mean elev. (basins)

206m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,7nW

Built-up

7,3%

Pesticides

4,9kg/km²

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

Protected areas3

IUCN II · 1IUCN Ia · 1IUCN III · 1

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