Ontologia

State · ind

West Bengal

India

CwaTemperate, dry winter, hot summer(64 %)

Species observed

10 222

Observations

2 292 979

Area

85 365,2km²

Ecological tissue

Sample of 32 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 West Bengal : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 38 interactions GloBI sur 3 types (connectance 7.7%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
38
Connectance
0.077
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

10 222 distinct species · 2 292 979 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 292 979 obs · 47 cellules
Obs. / cellule
≥ 563 273
156 269–563 272
28 166–156 268
16 200–28 165
< 16 200

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

25,4°C

Annual rain

1 975mm

Warmest m°

34,7°C

Coldest m°

12,1°C

Elevation: 87 m on average (min -51 m, max 3 401 m)

Bioclimatic detailsExpert
Annual mean temp.
25,4°C
Annual rain
1 975mm
Warmest month
34,7°C
Coldest month
12,1°C
Mean alt.
87m
Min
-51m
Max
3 401m
Std. dev.
231m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(64 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,3

Org. C

16,4g/kg

Clay

32,3%

Sand

27,5%

Silt

40,2%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
23,2g/kg
Clay
31,1%
Sand
28,2%
Silt
40,7%
5–15 cm
pH H₂O
6,3
Org. C
15,4g/kg
Clay
31,7%
Sand
27,9%
Silt
40,4%
15–30 cm
pH H₂O
6,4
Org. C
10,7g/kg
Clay
34,0%
Sand
26,6%
Silt
39,4%

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

Land cover

Forest20.2%
Crops56.8%
Built-up1.8%
Bare soil0.9%
Other (grassland, water…)20.3%

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

Hydrology170 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

8 357,3km

Lake surface here

309,61km²

Basins crossed

170

Max stream order

8

Max drainage

943 851km²

Discharge in basins

40 225,8m³/s

Mean precip.

1 644mm/an

Mean T°

25,6°C

Moisture idx

-0,01

Max snow

9%

Mean runoff

877mm/an

Mean elev. (basins)

125m

Watersheds crossing here

161 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

9hab/km²

Night light

1,4nW

Built-up

179,3%

Pesticides

2,4kg/km²

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

Protected areas4

IUCN Ia · 1IUCN Not Applicable · 1IUCN Not Reported · 1IUCN IV · 1🌊 Marine · 2📍 Point sites · 1

Sundarban Wetland

IUCN Ia

Wetland of International Importance (Ramsar Site) · 2019

4 244 km²

Dharmapur

IUCN Not Reported

National Park · 2021

7 km²

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

Sub-administrations31