Ontologia

District · RUS

Ul'yanovskiy rayon

Russia

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

Species observed

1 479

Observations

31 728

Area

1 600,6km²

Ecological tissue

Sample of 33 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 Ul'yanovskiy rayon : 25 espèces reliées par 60 interactions GloBI sur 5 types (connectance 10.7%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
60
Connectance
0.107
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

1 479 distinct species · 31 728 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

31 728 obs · 40 cellules
Obs. / cellule
≥ 22 539
1 379–22 538
205–1 378
14–204
< 14

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

682mm

Warmest m°

22,7°C

Coldest m°

-10,2°C

Elevation: 208 m on average (min 146 m, max 260 m)

Bioclimatic detailsExpert
Annual mean temp.
5,7°C
Annual rain
682mm
Warmest month
22,7°C
Coldest month
-10,2°C
Mean alt.
208m
Min
146m
Max
260m
Std. dev.
24m
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

5,4

Org. C

77,3g/kg

Clay

18,9%

Sand

42,0%

Silt

39,0%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
118,7g/kg
Clay
19,0%
Sand
41,8%
Silt
39,2%
5–15 cm
pH H₂O
5,4
Org. C
62,6g/kg
Clay
19,2%
Sand
41,9%
Silt
38,9%
15–30 cm
pH H₂O
5,5
Org. C
50,4g/kg
Clay
18,7%
Sand
42,4%
Silt
39,0%

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

Land cover

Forest63.7%
Crops19.4%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)16.9%

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

Hydrology7 basins · 2 lakes · 24 rivers

Hydrology metrics for this exact territory

Stream length here

326,7km

Lake surface here

0,33km²

Basins crossed

7

Max stream order

5

Max drainage

17 960km²

Discharge in basins

33,6m³/s

Mean precip.

623mm/an

Mean T°

5,0°C

Moisture idx

-0,08

Max snow

34%

Mean runoff

181mm/an

Mean elev. (basins)

206m

Watersheds crossing here

Lakes (2, top by area)

Rivers / streams (24, ord ≥ 4)

12 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

1,6%

Pesticides

3,2kg/km²

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

Protected areas4

IUCN III · 2IUCN II · 1IUCN Ia · 1

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