Ontologia

Subdivision · BGD

Pahartali

Bangladesh

AmTropical, monsoon(100 %)

Species observed

22

Observations

22

Area

15,9km²

Ecological tissue

Sample of 14 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 Pahartali : 13 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 11 interactions GloBI sur 3 types (connectance 12.1%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
14
Interactions affichées
11
Connectance
0.121
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

22 distinct species · 22 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

22 obs · 1 cellules
Obs. / cellule
≥ 22
22–21
22–21
22–21
< 22

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

Climate

Mean T°

25,3°C

Annual rain

2 936mm

Warmest m°

31,9°C

Coldest m°

14,4°C

Elevation: 9 m on average (min 2 m, max 30 m)

Bioclimatic detailsExpert
Annual mean temp.
25,3°C
Annual rain
2 936mm
Warmest month
31,9°C
Coldest month
14,4°C
Mean alt.
9m
Min
2m
Max
30m
Std. dev.
9m
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

5,4

Org. C

22,0g/kg

Clay

32,4%

Sand

28,7%

Silt

38,8%

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

Dominant lithology: ssGLiMaggregated to Chittagong

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
24,4g/kg
Clay
30,0%
Sand
30,3%
Silt
39,7%
5–15 cm
pH H₂O
5,4
Org. C
21,9g/kg
Clay
32,4%
Sand
28,7%
Silt
39,0%
15–30 cm
pH H₂O
5,4
Org. C
19,7g/kg
Clay
35,0%
Sand
27,2%
Silt
37,8%

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

Land cover

Forest37.1%
Crops38.8%
Built-up2.7%
Bare soil0.1%
Other (grassland, water…)21.3%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,6km

Basins crossed

1

Max stream order

2

Max drainage

12 119km²

Discharge in basins

5,5m³/s

Mean precip.

2 652mm/an

Mean T°

25,5°C

Moisture idx

0,47

Mean runoff

2 058mm/an

Mean elev. (basins)

134m

Watersheds crossing here

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

Human pressure

Pop. density

19hab/km²

Night light

1,4nW

Built-up

265,7%

Pesticides

16,7kg/km²

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