Ontologia

Subdivision · BGD

Sanmandi

Bangladesh

AwTropical, savannah(61 %)

Species observed

68

Observations

224

Area

25,2km²

Ecological tissue

Sample of 27 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 Sanmandi : 22 espèces reliées par 30 interactions GloBI sur 3 types (connectance 8.5%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
30
Connectance
0.086
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

68 distinct species · 224 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

224 obs · 2 cellules
Obs. / cellule
≥ 178
178–177
178–177
178–177
< 178

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

Climate

Mean T°

25,5°C

Annual rain

2 185mm

Warmest m°

32,4°C

Coldest m°

12,9°C

Elevation: 4 m on average (min 3 m, max 5 m)

Bioclimatic detailsExpert
Annual mean temp.
25,5°C
Annual rain
2 185mm
Warmest month
32,4°C
Coldest month
12,9°C
Mean alt.
4m
Min
3m
Max
5m
Std. dev.
0m
Köppen-Geiger (dominant)
AwTropical, savannah(61 %)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

22,1g/kg

Clay

35,2%

Sand

30,2%

Silt

34,6%

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

Dominant lithology: suGLiMaggregated to Narayanganj

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
23,0g/kg
Clay
32,6%
Sand
31,7%
Silt
35,8%
5–15 cm
pH H₂O
5,5
Org. C
21,8g/kg
Clay
34,6%
Sand
30,3%
Silt
35,1%
15–30 cm
pH H₂O
5,5
Org. C
21,4g/kg
Clay
38,5%
Sand
28,6%
Silt
33,0%

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

Land cover

Forest26.4%
Crops41.9%
Built-up3.8%
Bare soil0.0%
Other (grassland, water…)27.8%

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

Hydrology3 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

12,9km

Basins crossed

3

Max stream order

2

Max drainage

69 871km²

Discharge in basins

62,7m³/s

Mean precip.

2 020mm/an

Mean T°

26,2°C

Moisture idx

0,28

Mean runoff

1 435mm/an

Mean elev. (basins)

8m

Watersheds crossing here

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

Human pressure

Pop. density

13hab/km²

Night light

3,1nW

Built-up

377,5%

Pesticides

15,1kg/km²

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