Ontologia

Subdivision · BGD

Chhatak Paurashava

Bangladesh

CwaTemperate, dry winter, hot summer(100 %)

Species observed

8

Observations

42

Area

5,2km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 2 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 Chhatak Paurashava : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).

Espèces affichées
2
Interactions affichées
1
Connectance
1.000
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

8 distinct species · 42 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

42 obs · 1 cellules
Obs. / cellule
≥ 42
42–41
42–41
42–41
< 42

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

Climate

Mean T°

24,1°C

Annual rain

6 554mm

Warmest m°

30,4°C

Coldest m°

11,7°C

Elevation: 8 m on average (min 7 m, max 10 m)

Bioclimatic detailsExpert
Annual mean temp.
24,1°C
Annual rain
6 554mm
Warmest month
30,4°C
Coldest month
11,7°C
Mean alt.
8m
Min
7m
Max
10m
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

5,5

Org. C

19,0g/kg

Clay

29,1%

Sand

44,3%

Silt

26,6%

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

Dominant lithology: wbGLiMaggregated to Sunamganj

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
23,3g/kg
Clay
27,6%
Sand
45,6%
Silt
26,7%
5–15 cm
pH H₂O
5,5
Org. C
18,9g/kg
Clay
28,2%
Sand
45,0%
Silt
26,9%
15–30 cm
pH H₂O
5,6
Org. C
14,6g/kg
Clay
31,5%
Sand
42,2%
Silt
26,3%

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

Land cover

Forest11.4%
Crops34.8%
Built-up7.0%
Bare soil1.1%
Other (grassland, water…)45.6%

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

Hydrology3 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,2km

Basins crossed

3

Max stream order

6

Max drainage

6 359km²

Discharge in basins

280,2m³/s

Mean precip.

3 579mm/an

Mean T°

24,9°C

Moisture idx

0,60

Mean runoff

4 664mm/an

Mean elev. (basins)

11m

Watersheds crossing here

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

Human pressure

Pop. density

98hab/km²

Night light

4,1nW

Built-up

701,2%

Pesticides

14,2kg/km²

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