Ontologia

Subdivision · BGD

Sachra

Bangladesh

AmTropical, monsoon(100 %)

Species observed

5

Observations

5

Area

20,3km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 3 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 Sachra : 3 espèces reliées par 2 interactions GloBI sur 2 types (connectance 66.7%, filtre Serrano α=0.2).

Espèces affichées
3
Interactions affichées
2
Connectance
0.667
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

5 distinct species · 5 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 obs · 1 cellules
Obs. / cellule
≥ 5
5–4
5–4
5–4
< 5

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 679mm

Warmest m°

31,3°C

Coldest m°

16,1°C

Elevation: 1 m on average (min -15 m, max 3 m)

Bioclimatic detailsExpert
Annual mean temp.
26,0°C
Annual rain
2 679mm
Warmest month
31,3°C
Coldest month
16,1°C
Mean alt.
1m
Min
-15m
Max
3m
Std. dev.
3m
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

5,6

Org. C

33,3g/kg

Clay

31,3%

Sand

29,1%

Silt

39,6%

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
5,6
Org. C
35,9g/kg
Clay
29,2%
Sand
30,4%
Silt
40,5%
5–15 cm
pH H₂O
5,6
Org. C
34,4g/kg
Clay
30,3%
Sand
29,8%
Silt
39,8%
15–30 cm
pH H₂O
5,6
Org. C
29,5g/kg
Clay
34,3%
Sand
27,2%
Silt
38,4%

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

Land cover

Forest29.5%
Crops52.3%
Built-up0.6%
Bare soil0.4%
Other (grassland, water…)17.2%

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

Hydrology3 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,4km

Basins crossed

3

Max stream order

1

Max drainage

773km²

Discharge in basins

0,7m³/s

Mean precip.

2 759mm/an

Mean T°

25,9°C

Moisture idx

0,50

Mean runoff

1 926mm/an

Mean elev. (basins)

5m

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

Human pressure

Pop. density

7hab/km²

Night light

0,9nW

Built-up

63,9%

Pesticides

15,3kg/km²

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