Ontologia

Commune · BGD

Chandpur Sadar

Bangladesh

AwTropical, savannah(100 %)

Species observed

183

Observations

422

Area

266,6km²

Ecological tissue

Sample of 34 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 Chandpur Sadar : 32 espèces reliées par 29 interactions GloBI sur 3 types (connectance 5.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
29
Connectance
0.052
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

183 distinct species · 422 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

422 obs · 4 cellules
Obs. / cellule
≥ 261
261–260
80–260
80–79
< 80

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

Climate

Mean T°

25,8°C

Annual rain

2 284mm

Warmest m°

32,4°C

Coldest m°

14,3°C

Elevation: 3 m on average (min -31 m, max 8 m)

Bioclimatic detailsExpert
Annual mean temp.
25,8°C
Annual rain
2 284mm
Warmest month
32,4°C
Coldest month
14,3°C
Mean alt.
3m
Min
-31m
Max
8m
Std. dev.
2m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)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

29,3g/kg

Clay

35,1%

Sand

27,0%

Silt

37,8%

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

Dominant lithology: suGLiMaggregated to Chandpur

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
31,1g/kg
Clay
33,5%
Sand
27,9%
Silt
38,6%
5–15 cm
pH H₂O
5,5
Org. C
30,3g/kg
Clay
34,8%
Sand
26,8%
Silt
38,3%
15–30 cm
pH H₂O
5,5
Org. C
26,5g/kg
Clay
37,0%
Sand
26,3%
Silt
36,6%

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

Land cover

Forest28.0%
Crops24.0%
Built-up1.3%
Bare soil0.4%
Other (grassland, water…)46.3%

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

Hydrology9 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

54,4km

Basins crossed

9

Max stream order

9

Max drainage

1 574 224km²

Discharge in basins

32 188,4m³/s

Mean precip.

2 224mm/an

Mean T°

25,9°C

Moisture idx

0,35

Mean runoff

1 686mm/an

Mean elev. (basins)

7m

Watersheds crossing here

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

Human pressure

Pop. density

16hab/km²

Night light

0,5nW

Built-up

128,6%

Pesticides

15,7kg/km²

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

Sub-administrations12