Ontologia

District · RUS

Sankt-Peterburg gorsovet

Russia

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

Species observed

6 261

Observations

335 886

Area

2 046km²

Ecological tissue

Sample of 36 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 Sankt-Peterburg gorsovet : 30 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 76 interactions GloBI sur 5 types (connectance 12.1%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
76
Connectance
0.121
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

6 261 distinct species · 335 886 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

335 886 obs · 63 cellules
Obs. / cellule
≥ 33 128
16 538–33 127
5 353–16 537
2 917–5 352
< 2 917

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

725mm

Warmest m°

20,8°C

Coldest m°

-9,3°C

Elevation: 30 m on average (min -12 m, max 125 m)

Bioclimatic detailsExpert
Annual mean temp.
4,7°C
Annual rain
725mm
Warmest month
20,8°C
Coldest month
-9,3°C
Mean alt.
30m
Min
-12m
Max
125m
Std. dev.
27m
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

5,7

Org. C

99,9g/kg

Clay

17,1%

Sand

53,1%

Silt

29,7%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
141,5g/kg
Clay
16,5%
Sand
53,1%
Silt
30,4%
5–15 cm
pH H₂O
5,7
Org. C
103,5g/kg
Clay
16,4%
Sand
53,3%
Silt
30,2%
15–30 cm
pH H₂O
5,7
Org. C
54,9g/kg
Clay
18,4%
Sand
52,9%
Silt
28,7%

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

Land cover

Forest29.8%
Crops16.8%
Built-up3.5%
Bare soil0.1%
Other (grassland, water…)49.8%

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

Hydrology7 basins · 29 lakes · 56 rivers

Hydrology metrics for this exact territory

Stream length here

507,4km

Lake surface here

22,01km²

Basins crossed

7

Max stream order

8

Max drainage

285 331km²

Discharge in basins

1 912,6m³/s

Mean precip.

657mm/an

Mean T°

4,5°C

Moisture idx

0,15

Max snow

46%

Mean runoff

183mm/an

Mean elev. (basins)

53m

Watersheds crossing here

Lakes (29, top by area)

20 more lakes

Rivers / streams (56, ord ≥ 4)

44 more river segments

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

Human pressure

Pop. density

11hab/km²

Night light

42,2nW

Built-up

354,4%

Pesticides

4,5kg/km²

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

Protected areas18

IUCN IV · 10IUCN III · 5IUCN Not Reported · 3🌊 Marine · 8
Complete list

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