Ontologia

Subdivision · BGD

Chhatiain

Bangladesh

CwaTemperate, dry winter, hot summer(72 %)

Species observed

11

Observations

11

Area

20,2km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 6 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 Chhatiain : 5 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 4 interactions GloBI sur 2 types (connectance 26.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
6
Interactions affichées
4
Connectance
0.267
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

11 distinct species · 11 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 obs · 1 cellules
Obs. / cellule
≥ 11
11–10
11–10
11–10
< 11

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

Climate

Mean T°

25,1°C

Annual rain

2 408mm

Warmest m°

31,5°C

Coldest m°

12,6°C

Elevation: 5 m on average (min 5 m, max 6 m)

Bioclimatic detailsExpert
Annual mean temp.
25,1°C
Annual rain
2 408mm
Warmest month
31,5°C
Coldest month
12,6°C
Mean alt.
5m
Min
5m
Max
6m
Std. dev.
0m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(72 %)Temperate

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

Soil & lithology

pH H₂O

5,4

Org. C

15,2g/kg

Clay

30,8%

Sand

31,9%

Silt

37,3%

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

Dominant lithology: wbGLiMaggregated to Habiganj

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
20,0g/kg
Clay
27,4%
Sand
33,9%
Silt
38,7%
5–15 cm
pH H₂O
5,4
Org. C
16,0g/kg
Clay
31,3%
Sand
31,7%
Silt
37,1%
15–30 cm
pH H₂O
5,4
Org. C
9,7g/kg
Clay
33,8%
Sand
30,1%
Silt
36,2%

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

Land cover

Forest9.5%
Crops76.5%
Built-up1.6%
Bare soil0.0%
Other (grassland, water…)12.4%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

40 347km²

Discharge in basins

54,4m³/s

Mean precip.

2 246mm/an

Mean T°

25,3°C

Moisture idx

0,34

Mean runoff

1 682mm/an

Mean elev. (basins)

12m

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

163,3%

Pesticides

14,9kg/km²

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