Ontologia

District · RUS

Ul'yanovsk

Russia

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

Species observed

1 414

Observations

8 617

Area

144,6km²

Ecological tissue

Sample of 39 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'yanovsk : 31 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 107 interactions GloBI sur 6 types (connectance 13.0%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
107
Connectance
0.131
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

1 414 distinct species · 8 617 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 617 obs · 4 cellules
Obs. / cellule
≥ 5 463
5 463–5 462
2 105–5 462
2 105–2 104
< 2 105

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

Climate

Mean T°

5,0°C

Annual rain

494mm

Warmest m°

24,3°C

Coldest m°

-12,6°C

Elevation: 111 m on average (min 50 m, max 201 m)

Bioclimatic detailsExpert
Annual mean temp.
5,0°C
Annual rain
494mm
Warmest month
24,3°C
Coldest month
-12,6°C
Mean alt.
111m
Min
50m
Max
201m
Std. dev.
33m
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

6,4

Org. C

39,4g/kg

Clay

35,1%

Sand

29,9%

Silt

35,0%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
64,6g/kg
Clay
35,3%
Sand
30,2%
Silt
34,4%
5–15 cm
pH H₂O
6,4
Org. C
31,8g/kg
Clay
35,8%
Sand
29,9%
Silt
34,2%
15–30 cm
pH H₂O
6,5
Org. C
21,9g/kg
Clay
34,3%
Sand
29,5%
Silt
36,2%

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

Land cover

Forest9.9%
Crops14.1%
Built-up6.4%
Bare soil0.2%
Other (grassland, water…)69.5%

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

Hydrology4 basins · 4 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

29,9km

Lake surface here

18,72km²

Basins crossed

4

Max stream order

4

Max drainage

1 185 443km²

Discharge in basins

115,6m³/s

Mean precip.

522mm/an

Mean T°

4,2°C

Moisture idx

-0,24

Max snow

34%

Mean runoff

109mm/an

Mean elev. (basins)

155m

Watersheds crossing here

Lakes (4, top by area)

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

Human pressure

Pop. density

14hab/km²

Night light

18,6nW

Built-up

635,7%

Pesticides

3,5kg/km²

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

Protected areas9

IUCN Not Reported · 8IUCN II · 1

PKO Pobedy

IUCN Not Reported

Landscape Park · 1999

0 km²

Complete list

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