Ontologia

Subdivision · BGD

Char Ashtadhar

Bangladesh

CwaTemperate, dry winter, hot summer(100 %)

Species observed

8

Observations

8

Area

23,2km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

8 distinct species · 8 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 obs · 1 cellules
Obs. / cellule
≥ 8
8–7
8–7
8–7
< 8

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

Climate

Mean T°

24,7°C

Annual rain

2 509mm

Warmest m°

31,6°C

Coldest m°

12,1°C

Elevation: 14 m on average (min 12 m, max 15 m)

Bioclimatic detailsExpert
Annual mean temp.
24,7°C
Annual rain
2 509mm
Warmest month
31,6°C
Coldest month
12,1°C
Mean alt.
14m
Min
12m
Max
15m
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

6,0

Org. C

16,1g/kg

Clay

30,0%

Sand

29,7%

Silt

40,3%

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

Dominant lithology: wbGLiMaggregated to Sherpur

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
19,2g/kg
Clay
28,1%
Sand
30,7%
Silt
41,3%
5–15 cm
pH H₂O
6,0
Org. C
16,8g/kg
Clay
30,2%
Sand
29,4%
Silt
40,4%
15–30 cm
pH H₂O
6,1
Org. C
12,4g/kg
Clay
31,7%
Sand
29,1%
Silt
39,3%

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

Land cover

Forest24.7%
Crops54.3%
Built-up1.0%
Bare soil0.8%
Other (grassland, water…)19.2%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

7,5km

Basins crossed

2

Max stream order

4

Max drainage

2 833km²

Discharge in basins

1,1m³/s

Mean precip.

2 168mm/an

Mean T°

25,4°C

Moisture idx

0,33

Mean runoff

1 565mm/an

Mean elev. (basins)

18m

Watersheds crossing here

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

Human pressure

Pop. density

8hab/km²

Night light

0,0nW

Built-up

101,6%

Pesticides

13,7kg/km²

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