Ontologia

District · BLR

Vyerkhnyazdvinsk

Belarus

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

Species observed

1 013

Observations

1 992

Area

2 124,1km²

Ecological tissue

Sample of 29 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 Vyerkhnyazdvinsk : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 52 interactions GloBI sur 4 types (connectance 12.8%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
52
Connectance
0.128
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 013 distinct species · 1 992 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 992 obs · 62 cellules
Obs. / cellule
≥ 445
73–444
17–72
8–16
< 8

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

Climate

Mean T°

6,2°C

Annual rain

696mm

Warmest m°

22,0°C

Coldest m°

-8,2°C

Elevation: 133 m on average (min 108 m, max 179 m)

Bioclimatic detailsExpert
Annual mean temp.
6,2°C
Annual rain
696mm
Warmest month
22,0°C
Coldest month
-8,2°C
Mean alt.
133m
Min
108m
Max
179m
Std. dev.
11m
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

98,5g/kg

Clay

17,8%

Sand

44,6%

Silt

37,6%

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
124,9g/kg
Clay
17,6%
Sand
44,4%
Silt
38,0%
5–15 cm
pH H₂O
5,9
Org. C
93,2g/kg
Clay
17,6%
Sand
44,6%
Silt
37,8%
15–30 cm
pH H₂O
5,9
Org. C
77,3g/kg
Clay
18,1%
Sand
44,7%
Silt
37,2%

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

Land cover

Forest44.9%
Crops30.5%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)24.4%

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

Hydrology9 basins · 15 lakes · 45 rivers

Hydrology metrics for this exact territory

Stream length here

473,0km

Lake surface here

74,24km²

Basins crossed

9

Max stream order

6

Max drainage

61 823km²

Discharge in basins

925,8m³/s

Mean precip.

635mm/an

Mean T°

5,3°C

Moisture idx

-0,01

Max snow

37%

Mean runoff

226mm/an

Mean elev. (basins)

137m

Watersheds crossing here

Lakes (15, top by area)

6 more lakes

Rivers / streams (45, ord ≥ 4)

33 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

11,4%

Pesticides

4,4kg/km²

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

Protected areas7

IUCN IV · 3IUCN Not Reported · 2IUCN V · 1IUCN II · 1📍 Point sites · 3

Augšdaugava

IUCN Not Reported

Special Protection Area (Birds Directive) · 2004

521 km²

Augšdaugava

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2022

521 km²

Chyrvony Bor

IUCN IV

Nature Sanctuary or Partial Reserve

362 km²

Osveiski

IUCN IV

Wetland of International Importance (Ramsar Site) · 2002

306 km²

Complete list

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