Ontologia

Subdivision · BGD

Chapra

Bangladesh

CwaTemperate, dry winter, hot summer(100 %)

Species observed

85

Observations

626

Area

21,3km²

Ecological tissue

Sample of 26 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 Chapra : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 35 interactions GloBI sur 3 types (connectance 10.8%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
35
Connectance
0.108
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

85 distinct species · 626 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

626 obs · 1 cellules
Obs. / cellule
≥ 626
626–625
626–625
626–625
< 626

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

1 614mm

Warmest m°

34,3°C

Coldest m°

12,2°C

Elevation: 11 m on average (min 10 m, max 12 m)

Bioclimatic detailsExpert
Annual mean temp.
25,6°C
Annual rain
1 614mm
Warmest month
34,3°C
Coldest month
12,2°C
Mean alt.
11m
Min
10m
Max
12m
Std. dev.
1m
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

6,2

Org. C

18,2g/kg

Clay

37,6%

Sand

14,4%

Silt

47,9%

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

Dominant lithology: wbGLiMaggregated to Kushtia

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
23,6g/kg
Clay
37,7%
Sand
14,8%
Silt
47,6%
5–15 cm
pH H₂O
6,2
Org. C
18,8g/kg
Clay
37,6%
Sand
14,6%
Silt
47,9%
15–30 cm
pH H₂O
6,3
Org. C
12,3g/kg
Clay
37,7%
Sand
14,0%
Silt
48,3%

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

Land cover

Forest20.1%
Crops46.6%
Built-up2.0%
Bare soil5.6%
Other (grassland, water…)25.7%

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

Hydrology3 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

5,4km

Basins crossed

3

Max stream order

2

Max drainage

943 851km²

Discharge in basins

45,9m³/s

Mean precip.

1 682mm/an

Mean T°

25,8°C

Moisture idx

0,08

Mean runoff

991mm/an

Mean elev. (basins)

11m

Watersheds crossing here

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

Human pressure

Pop. density

9hab/km²

Night light

0,7nW

Built-up

205,3%

Pesticides

15,5kg/km²

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