Ontologia

Subdivision · BGD

Purba Barkul

Bangladesh

AwTropical, savannah(84 %)

Species observed

19

Observations

19

Area

15,7km²

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 Purba Barkul : 3 espèces reliées par 2 interactions GloBI sur 1 type (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

19 distinct species · 19 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

19 obs · 1 cellules
Obs. / cellule
≥ 19
19–18
19–18
19–18
< 19

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

Climate

Mean T°

25,6°C

Annual rain

2 396mm

Warmest m°

32,5°C

Coldest m°

13,3°C

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

Bioclimatic detailsExpert
Annual mean temp.
25,6°C
Annual rain
2 396mm
Warmest month
32,5°C
Coldest month
13,3°C
Mean alt.
4m
Min
3m
Max
4m
Std. dev.
0m
Köppen-Geiger (dominant)
AwTropical, savannah(84 %)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

45,9g/kg

Clay

36,5%

Sand

28,7%

Silt

34,8%

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

Dominant lithology: suGLiMaggregated to Chandpur

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
40,8g/kg
Clay
33,8%
Sand
30,4%
Silt
35,7%
5–15 cm
pH H₂O
5,5
Org. C
42,2g/kg
Clay
35,7%
Sand
29,0%
Silt
35,3%
15–30 cm
pH H₂O
5,5
Org. C
54,7g/kg
Clay
39,9%
Sand
26,6%
Silt
33,4%

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

Land cover

Forest32.1%
Crops40.5%
Built-up1.9%
Bare soil0.0%
Other (grassland, water…)25.4%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

8,2km

Basins crossed

1

Max stream order

4

Max drainage

1 297km²

Discharge in basins

0,8m³/s

Mean precip.

2 344mm/an

Mean T°

25,8°C

Moisture idx

0,39

Mean runoff

1 703mm/an

Mean elev. (basins)

9m

Watersheds crossing here

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

Human pressure

Pop. density

24hab/km²

Night light

0,8nW

Built-up

191,6%

Pesticides

15,7kg/km²

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