Ontologia

Commune · BGD

Keraniganj

Bangladesh

AwTropical, savannah(66 %)

Species observed

638

Observations

39 200

Area

190,8km²

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 Keraniganj : 26 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 3 types (connectance 9.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
49
Connectance
0.093
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

638 distinct species · 39 200 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

39 200 obs · 7 cellules
Obs. / cellule
≥ 19 419
19 419–19 418
7 028–19 418
902–7 027
< 902

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

Climate

Mean T°

25,6°C

Annual rain

2 102mm

Warmest m°

32,6°C

Coldest m°

13,1°C

Elevation: 4 m on average (min 3 m, max 9 m)

Bioclimatic detailsExpert
Annual mean temp.
25,6°C
Annual rain
2 102mm
Warmest month
32,6°C
Coldest month
13,1°C
Mean alt.
4m
Min
3m
Max
9m
Std. dev.
1m
Köppen-Geiger (dominant)
AwTropical, savannah(66 %)Tropical

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

Soil & lithology

pH H₂O

5,5

Org. C

18,3g/kg

Clay

35,8%

Sand

31,4%

Silt

32,9%

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

Dominant lithology: suGLiMaggregated to Dhaka

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
21,4g/kg
Clay
32,6%
Sand
33,6%
Silt
33,8%
5–15 cm
pH H₂O
5,5
Org. C
17,8g/kg
Clay
34,8%
Sand
31,9%
Silt
33,3%
15–30 cm
pH H₂O
5,5
Org. C
15,6g/kg
Clay
39,9%
Sand
28,6%
Silt
31,5%

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

Land cover

Forest16.5%
Crops35.4%
Built-up6.4%
Bare soil0.6%
Other (grassland, water…)41.1%

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

Hydrology3 basins · 1 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

51,9km

Lake surface here

0,10km²

Basins crossed

3

Max stream order

5

Max drainage

5 883km²

Discharge in basins

45,2m³/s

Mean precip.

1 970mm/an

Mean T°

25,8°C

Moisture idx

0,25

Mean runoff

1 464mm/an

Mean elev. (basins)

10m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

45hab/km²

Night light

4,5nW

Built-up

640,0%

Pesticides

15,3kg/km²

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

Sub-administrations11