Ontologia

Commune · IND

Raiganj

India

CwaTemperate, dry winter, hot summer(100 %)

Species observed

516

Observations

4 696

Area

1 504,8km²

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 Raiganj : 26 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 37 interactions GloBI sur 4 types (connectance 7.0%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
37
Connectance
0.070
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

516 distinct species · 4 696 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 696 obs · 29 cellules
Obs. / cellule
≥ 1 527
645–1 526
40–644
7–39
< 7

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

Climate

Mean T°

25,0°C

Annual rain

1 913mm

Warmest m°

34,3°C

Coldest m°

11,1°C

Elevation: 32 m on average (min 24 m, max 41 m)

Bioclimatic detailsExpert
Annual mean temp.
25,0°C
Annual rain
1 913mm
Warmest month
34,3°C
Coldest month
11,1°C
Mean alt.
32m
Min
24m
Max
41m
Std. dev.
4m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,7

Org. C

14,0g/kg

Clay

32,0%

Sand

26,5%

Silt

41,4%

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

Dominant lithology: suGLiMaggregated to Uttar Dinajpur

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
19,4g/kg
Clay
30,8%
Sand
26,9%
Silt
42,2%
5–15 cm
pH H₂O
6,6
Org. C
13,7g/kg
Clay
31,4%
Sand
26,9%
Silt
41,7%
15–30 cm
pH H₂O
6,8
Org. C
8,7g/kg
Clay
33,9%
Sand
25,7%
Silt
40,4%

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

Land cover

Forest10.1%
Crops75.7%
Built-up2.0%
Bare soil0.1%
Other (grassland, water…)12.0%

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

Hydrology6 basins · 1 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

169,2km

Lake surface here

0,41km²

Basins crossed

6

Max stream order

5

Max drainage

5 765km²

Discharge in basins

187,4m³/s

Mean precip.

1 619mm/an

Mean T°

25,0°C

Moisture idx

0,04

Max snow

1%

Mean runoff

983mm/an

Mean elev. (basins)

37m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

9hab/km²

Night light

1,2nW

Built-up

203,8%

Pesticides

2,3kg/km²

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