Ontologia

District · RUS

Bologovskiy rayon

Russia

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

Species observed

983

Observations

3 692

Area

2 447,1km²

Ecological tissue

Sample of 24 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 Bologovskiy rayon : 21 espèces reliées par 49 interactions GloBI sur 5 types (connectance 17.8%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
49
Connectance
0.177
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

983 distinct species · 3 692 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 692 obs · 62 cellules
Obs. / cellule
≥ 571
153–570
43–152
23–42
< 23

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

Climate

Mean T°

4,7°C

Annual rain

706mm

Warmest m°

21,5°C

Coldest m°

-10,5°C

Elevation: 173 m on average (min 141 m, max 229 m)

Bioclimatic detailsExpert
Annual mean temp.
4,7°C
Annual rain
706mm
Warmest month
21,5°C
Coldest month
-10,5°C
Mean alt.
173m
Min
141m
Max
229m
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

5,3

Org. C

127,9g/kg

Clay

16,9%

Sand

52,4%

Silt

30,6%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
169,5g/kg
Clay
17,3%
Sand
51,2%
Silt
31,6%
5–15 cm
pH H₂O
5,3
Org. C
135,3g/kg
Clay
16,3%
Sand
53,3%
Silt
30,3%
15–30 cm
pH H₂O
5,4
Org. C
78,8g/kg
Clay
17,2%
Sand
52,8%
Silt
30,0%

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

Land cover

Forest71.8%
Crops5.6%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)22.6%

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

Hydrology15 basins · 50 lakes · 18 rivers

Hydrology metrics for this exact territory

Stream length here

410,7km

Lake surface here

81,81km²

Basins crossed

15

Max stream order

6

Max drainage

14 169km²

Discharge in basins

108,5m³/s

Mean precip.

653mm/an

Mean T°

3,5°C

Moisture idx

0,06

Max snow

48%

Mean runoff

265mm/an

Mean elev. (basins)

182m

Watersheds crossing here

6 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (18, ord ≥ 4)

6 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,8nW

Built-up

4,9%

Pesticides

1,9kg/km²

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

Protected areas49

IUCN IV · 35IUCN III · 12IUCN Not Applicable · 1IUCN Not Reported · 1📍 Point sites · 6

Valdaiskiy

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 2004

2 034 km²

Complete list

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