Ontologia

Distict · BGD

Bhola

Bangladesh

AmTropical, monsoon(99 %)

Species observed

169

Observations

3 042

Area

1 835,9km²

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 Bhola : 18 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 45 interactions GloBI sur 3 types (connectance 13.8%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
45
Connectance
0.139
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

169 distinct species · 3 042 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 042 obs · 18 cellules
Obs. / cellule
≥ 1 999
405–1 998
75–404
30–74
< 30

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

Climate

Mean T°

26,0°C

Annual rain

2 823mm

Warmest m°

31,0°C

Coldest m°

16,6°C

Elevation: 2 m on average (min -25 m, max 13 m)

Bioclimatic detailsExpert
Annual mean temp.
26,0°C
Annual rain
2 823mm
Warmest month
31,0°C
Coldest month
16,6°C
Mean alt.
2m
Min
-25m
Max
13m
Std. dev.
2m
Köppen-Geiger (dominant)
AmTropical, monsoon(99 %)Tropical

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

Soil & lithology

pH H₂O

5,6

Org. C

27,7g/kg

Clay

31,8%

Sand

27,7%

Silt

40,5%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
33,1g/kg
Clay
29,9%
Sand
29,0%
Silt
41,2%
5–15 cm
pH H₂O
5,5
Org. C
26,7g/kg
Clay
30,9%
Sand
28,2%
Silt
40,9%
15–30 cm
pH H₂O
5,5
Org. C
23,2g/kg
Clay
34,7%
Sand
25,8%
Silt
39,5%

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

Land cover

Forest35.1%
Crops41.3%
Built-up0.6%
Bare soil0.3%
Other (grassland, water…)22.7%

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

Hydrology9 basins · 2 lakes · 16 rivers

Hydrology metrics for this exact territory

Stream length here

49,4km

Lake surface here

0,31km²

Basins crossed

9

Max stream order

2

Max drainage

1 419km²

Discharge in basins

56,4m³/s

Mean precip.

2 707mm/an

Mean T°

25,8°C

Moisture idx

0,48

Mean runoff

1 957mm/an

Mean elev. (basins)

5m

Watersheds crossing here

Lakes (2, top by area)

Rivers / streams (16, ord ≥ 4)

4 more river segments

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

Human pressure

Pop. density

8hab/km²

Night light

0,2nW

Built-up

60,4%

Pesticides

15,7kg/km²

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

Protected areas2

IUCN Not Reported · 1IUCN IV · 1🌊 Marine · 2

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations18