Ontologia

Commune · BGD

Char Fasson

Bangladesh

AmTropical, monsoon(100 %)

Species observed

47

Observations

69

Area

620,3km²

Ecological tissue

Sample of 10 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 Char Fasson : 7 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 9 interactions GloBI sur 3 types (connectance 20.0%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
10
Interactions affichées
9
Connectance
0.200
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

47 distinct species · 69 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

69 obs · 6 cellules
Obs. / cellule
≥ 33
33–32
25–32
7–24
< 7

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

Climate

Mean T°

26,1°C

Annual rain

2 893mm

Warmest m°

30,9°C

Coldest m°

16,8°C

Elevation: 2 m on average (min -14 m, max 13 m)

Bioclimatic detailsExpert
Annual mean temp.
26,1°C
Annual rain
2 893mm
Warmest month
30,9°C
Coldest month
16,8°C
Mean alt.
2m
Min
-14m
Max
13m
Std. dev.
2m
Köppen-Geiger (dominant)
AmTropical, monsoon(100 %)Tropical

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

24,0g/kg

Clay

31,3%

Sand

26,0%

Silt

42,7%

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

Dominant lithology: suGLiMaggregated to Bhola

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
30,1g/kg
Clay
30,0%
Sand
27,1%
Silt
42,9%
5–15 cm
pH H₂O
5,5
Org. C
22,4g/kg
Clay
30,5%
Sand
26,6%
Silt
42,9%
15–30 cm
pH H₂O
5,5
Org. C
19,6g/kg
Clay
33,4%
Sand
24,4%
Silt
42,2%

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

Land cover

Forest32.9%
Crops48.5%
Built-up0.4%
Bare soil0.4%
Other (grassland, water…)17.9%

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

Hydrology3 basins · 2 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

8,1km

Lake surface here

0,30km²

Basins crossed

3

Max stream order

1

Max drainage

1 419km²

Discharge in basins

15,8m³/s

Mean precip.

2 879mm/an

Mean T°

25,8°C

Moisture idx

0,52

Mean runoff

2 015mm/an

Mean elev. (basins)

5m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

6hab/km²

Night light

0,1nW

Built-up

39,9%

Pesticides

15,9kg/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-administrations19