Ontologia

Subdivision · BGD

Udhunia

Bangladesh

CwaTemperate, dry winter, hot summer(100 %)

Species observed

33

Observations

33

Area

40,8km²

Ecological tissue

Sample of 18 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 Udhunia : 16 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 15 interactions GloBI sur 3 types (connectance 9.8%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
18
Interactions affichées
15
Connectance
0.098
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

33 distinct species · 33 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

33 obs · 1 cellules
Obs. / cellule
≥ 33
33–32
33–32
33–32
< 33

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

Climate

Mean T°

25,4°C

Annual rain

1 756mm

Warmest m°

33,8°C

Coldest m°

11,9°C

Elevation: 9 m on average (min 8 m, max 11 m)

Bioclimatic detailsExpert
Annual mean temp.
25,4°C
Annual rain
1 756mm
Warmest month
33,8°C
Coldest month
11,9°C
Mean alt.
9m
Min
8m
Max
11m
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

17,7g/kg

Clay

39,4%

Sand

19,1%

Silt

41,5%

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

Dominant lithology: suGLiMaggregated to Sirajganj

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
21,5g/kg
Clay
37,9%
Sand
19,7%
Silt
42,4%
5–15 cm
pH H₂O
6,1
Org. C
16,8g/kg
Clay
39,1%
Sand
19,1%
Silt
41,7%
15–30 cm
pH H₂O
6,3
Org. C
14,7g/kg
Clay
41,2%
Sand
18,5%
Silt
40,3%

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

Land cover

Forest6.0%
Crops68.5%
Built-up1.3%
Bare soil1.0%
Other (grassland, water…)23.1%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

14 677km²

Discharge in basins

8,0m³/s

Mean precip.

1 643mm/an

Mean T°

25,8°C

Moisture idx

0,07

Mean runoff

1 082mm/an

Mean elev. (basins)

15m

Watersheds crossing here

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

Human pressure

Pop. density

6hab/km²

Night light

0,0nW

Built-up

131,6%

Pesticides

14,6kg/km²

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